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163

TROUBLESHOOTING

Verify MCS Firmware

FAN MODE

SD CARD SLOT ENTER CHANGE TEST

To read the MCS firmware version via the Wall Controller, press the Fan Speed and Change buttons

together for 3 seconds. Your display screen will change to show 2 numbers. Press the down arrow

to cycle through all version numbers.
This digit strand is your firmware version.

I.E. 03‑0􀀁‑0􀀁‑07 = Version 03.0􀀁.0􀀁.07.
Current MCS Version = 03.02.00.07.

Содержание VRP12K

Страница 1: ...1 Service Parts Manual VRP 96261401_01 Model Voltage BTU VRP12K 230 12 000 VRP12R 265 12 000 VRP24K 230 24 000 VRP24R 265 24 000 VRP36K 230 36 000 ...

Страница 2: ...sional Data 23 12k and 24k Accessories Dimensional Data Louvers Return Access Door 24 12k and 24k Accessories Dimensional Data Wall Plenums 25 36k Accessories Dimensional Data Louvers 26 OPERATION 27 Sequence Of Operations 27 Wall Controller Operation 28 FreshAire Control 30 Startup Process 31 Firmware Overview 31 Firmware Overview 32 VPXWC Overview 33 Wall Controller Firmware 34 FMC Firmware via ...

Страница 3: ...uration Installation 88 Unit Drain Installation 89 Ductwork Installation 90 Wall Controller Installation 12 24k 91 Wall Controller Installation 36k 95 Electrical Installation 12 24k 97 Return Air Door Installation12 24k 99 Return Air And Door Installation 36k 100 FreshAire System Set up and Operation 101 Final Installation Checklist 102 Return Air Grille Access Panel VRPXAP1 103 R 410A SEALED SYST...

Страница 4: ... Board Pin Out 141 Heater Board Replacement 142 Thermistor Locations 143 T8 Return Air Sensor 143 T1 Evaporator Coil In Sensor 144 T5 Evaporator Coil Out Sensor 144 T9 Discharge Air Sensor 145 T2 Liquid Heat 146 T6 Liquid Cool 146 T10 Outdoor Ambient Air Sensor 147 T7 Cond Coil Sensor 148 T4 Comp Discharge 149 T3 Comp Suction 150 Thermistor Values 151 Thermistor Part numbers 152 Check High and Low...

Страница 5: ...ate Process Verify Load via VPXWC 180 MCS Update Process Remove SD Card from FMC load on a PC or Laptop 181 MCS Update Process Unzip Files to Blank or Formatted SD Card 182 MCS Update Process Verify Load via VPXWC 183 Wall Controller Update Process SD Card Preparation 184 Verify Wall Controller Firmware 185 VRP Remote Upgrade Procedure 187 Retrieving VRP Data 193 WIRING DIAGRAMS 196 12 24K BTU 208...

Страница 6: ... room temperature F or C The controller has an integrated temperature and humidity sensor that sends room status to the main control unit MCU to determine operating modes and speeds of various components The wall controller also contains a motion sensor that wakes the wall controller from a sleep mode when not in use This energy saving feature eliminates annoying glow from the controller and the n...

Страница 7: ... VRP Precise Te mp erature C ont rol Fixed Sp eed Precise Temperature Humidity Control VRP units not only help keep the air at the preferred temperature but can more effectively remove moisture from the air VRP units run longer cycles at lower pressures helping to cool the air more evenly The combination of variable speed compressor blower motor and reheat coil in VRP units provide optimal comfort...

Страница 8: ...the unit This outdoor air is mixed with the return air inside the unit prior to the main evaporator coils reheat coil and heater Because of the variable speed of both the compressor and evaporator fan the VRP can increase or decrease the unit s capacity to cool heat or dehumidify the total supply air The system uses a proprietary algorithm to measure the dew point of the leaving air As the system ...

Страница 9: ...le load is met VRP units run much longer at lower capacity and energy consumption than traditional systems Humidity levels are reduced to more comfortable levels The dehumidification capability of VRP units is enhanced through the use of a reheat coil that provides superior flexibility in satisfying a wide range of latent and sensible capacity demands The reheat coil is placed behind the evaporato...

Страница 10: ...ers is very important We have provided many important safety messages in this manual and on your appliance Always read and obey all safety messages This is a safety Alert symbol This symbol alerts you to potential hazards that can kill or hurt you and others All safety messages will follow the safety alert symbol with the word WARNING or CAUTION These words mean Indicates a hazard which if not avo...

Страница 11: ...result in property Your safety and the safety of others are very important We have provided many important safety messages in this manual and on your appliance Always read and obey all safety messages This is the safety Alert symbol This symbol alerts you to potential hazards that can kill or hurt you and others All safety messages will follow the safety alert symbol with the word WARNING or CAUTI...

Страница 12: ...gy Handle discharge and test capacitors according to safe established standards and approved procedures Extreme care proper judgment and safety procedures must be exercised if it becomes necessary to test or troubleshoot equipment with the power turned on to the unit Do not spray water on the air conditioning unit while the power is on Electrical component malfunction caused by water could result ...

Страница 13: ...ts F Single OA Fan Powered FreshAire System 10 10 0 kW 15 15 0 kW 0 0 0 kw 70 CFM for 12 000 BTU and 24 000 BTU Units 130 CFM for 36 000 BTU Units Plenum and louver configuration A Only for 12000 Btu units B For 24000 Btu units can also be used for 12000 Btu units C Only for 36000 Btu units D Dual OA Fans Powered FreshAire System 12 4 000 16 000 Operating range VRP 12 K 50 F R A A A YEAR OF MANUFA...

Страница 14: ...00 36 000 Outdoor Operating Range F 55 115 55 115 55 115 Power W 923 2138 2990 SEER 20 0 17 5 15 5 EER 13 0 11 0 11 0 Sensible Heat Ratio 0 71 0 7 0 76 Cooling Amps 4 3 10 0 14 2 Heat Pump Performance Data Heating Btu Rated 47 F 11 500 21 000 28 500 Heating Btu 17 F 7 100 13 000 18 300 Heating Btu Min Max 4 000 14 000 12 000 26 000 16 000 30 000 Heat Pump Outdoor Operating Range F 0 70 0 70 0 70 C...

Страница 15: ...965 1120 5 0 9775 1130 5 1 10590 1145 5 1 11400 1155 5 2 12215 1170 5 2 Model VRP12R Indoor Temperature 70 FDB 75 FDB 80 FDB 85 FDB 90 FDB 60 F WB 63 F WB 67 F WB 71 F WB 73 F WB Outdoor Temperature Dry F F DB Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A 65 11680 615 2 4 12755 615 2 4 13825 615...

Страница 16: ...5 2585 11 3 19145 2610 11 6 20740 2645 11 6 22325 2665 11 8 23920 2700 11 8 Model VRP24R Indoor Temperature 70 FDB 75 FDB 80 FDB 85 FDB 90 FDB 60 F WB 63 F WB 67 F WB 71 F WB 73 F WB Outdoor Temperature Dry F F DB Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A 65 22875 1420 5 5 24980 1420 5 5 270...

Страница 17: ...3 1004 4 0 11733 1093 4 3 62 14633 925 3 7 13700 1015 4 1 12677 1108 4 4 Model VRP24K Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Capacity Btu h Input W Amps A Outdoor Temperature Dry Bulb F F DB 17 15208 1399 6 4 14299 1528 7 13310 1638 7 5 25 17407 1473 6 7 16347 1610 7 4 15190 1732 7 9 35 20156 1565 7 2 18907 1712 7 8 17541 1850 8 5 47 23455 1675 7 7 21979 1835 8 4 20362 1991 9 ...

Страница 18: ...RP is designed to mount through an exterior wall through a plenum VRPXWP with an external louver VRPXAL ESP WC ESP WC VRP 12000 Btu 700 0 03 0 1 VRP 24000 Btu 1150 0 017 0 11 Indoor CFM External Static Pressure 0 0 1 0 2 0 3 0 4 0 5 0 6 0 CAUTION If the Friedrich designed plenum and louver combinations are not used the louver duct design must be evaluated to insure the total pressure drop does not...

Страница 19: ...Pressure VRP Model Design Maximum CFM Condenser CFM External Static Pressure VRP is designed to mount through an exterior wall through a plenum VRPXWP with an external louver VRPXAL ESP WC ESP WC VRP 36000 Btu 2030 0 03 0 20 Indoor CFM External Static Pressure CAUTION If the Friedrich designed plenum and louver combinations are not used the louver duct design must be evaluated to insure the total ...

Страница 20: ...208 2780 9480 13 4 0 85 1 17 14 3 230 5000 17050 21 8 0 77 1 06 22 6 28 3 30 208 4100 13980 19 7 0 85 1 17 20 6 230 7500 25590 32 6 0 77 1 06 33 4 41 8 45 208 6130 20900 29 5 0 85 1 17 30 4 230 10000 34120 43 5 0 77 1 06 44 3 55 4 60 208 8180 27890 39 3 0 85 1 17 40 2 VRP24R 265 2500 8530 9 4 0 7 1 0 10 8 13 5 15 3400 11601 12 8 0 7 1 0 14 2 17 8 20 5000 17060 18 9 0 7 1 0 20 3 25 4 25 7500 25590 ...

Страница 21: ...6 316 R410A Charge oz 49 8 49 8 68 3 68 3 26 in 24 in 1 in DUC T CO LL AR 47 1 2 in 3 5 in 23 in ELECTRI CA L ENTRY 6 1 2 in 18 1 2 in 24 in 10 in AIR SUPPLY AIR RETURN CO ND EN SE R INLET AIR EXHAUST CO ND EN SE R AIR 26 in 24 in 1 in DUCT COLL AR 57 1 2 in 3 5 in 23 in ENTRY ELECTRICAL 6 1 2 in 43 in 30 in 34 5 in 10 in RETURN AIR SU PPLY AIR CONDEN SE R CONDENS ER INL ET AIR EXHAU ST AIR VRP Di...

Страница 22: ...Unit Dimensional Data Model VRP36K Dimensions W x D x H 31 3 4 x 29 7 8 x 77 1 4 Shipping Dimensions W x D x H 34 x 35 x 81 Net Weight lbs 330 Shipping Weight lbs 357 R410A Charge oz 125 Figure 209 36K Unit Dimensional Data ...

Страница 23: ...PA 8 or VRPXWPA 14 Plenum NA 28 1 8 x 32 1 4 Dimensions W x H For VRPXWPB 8 or VRPXWPB 14 Plenum 28 1 8 x 42 1 4 Access Door Cut Out Dimensions W x H 30 x 70 Minimum Closet Dimensions W x D 28 1 8 x 42 1 4 See Installation Types and hinge Access Panel VRP Chassis 24k shown Closet Wall Plenum Louver Typical Closet Figure 210 12k and 24k Unit Dimensional Data ...

Страница 24: ...r VRP12 only 30 Blade angle VRPXALB 29 1 8 W x 33 3 8 H Architectural louver VRP24 30 Blade angle Can also be used for VRP12 VRPXSCA 29 1 8 W x 43 3 8 H VRPXSCB Architectural louver VRP12 only Custom Color Special Order 30 Blade angle 29 1 8 W x 33 3 8 H Architectural louver VRP24 Custom Color Special Order 30 Blade angle Can also be used for VRP12 29 1 8 W x 43 3 8 H 42 blade angle louvers availa...

Страница 25: ... 3 4 in 29 1 8 in 43 3 8 in Installation Guidelines Wall Plenum for VRP12 with VRPXWPA 8 14 Wall Plenum for VRP24 with VRPXWPB 8 14 Chassis is to be installed against an exterior wall Refer to page 11 for wall cut out dimensions 32 x 32 recommended minimum closet dimensions for return air drain connections and change outs Minimum recommended access door rough in measurements 30 wide by 69 3 4 high...

Страница 26: ...RP36 Wall Plenum for 4 to 8 thick wall 33 W x 52 H VRPXWPC 14 VRP36 Wall Plenum for 8 to 14 thick wall 33 W x 52 H VRPXALC VRP36 Architectural Louver 33 W x 52 1 2 H VRPXSCC VRP36 Architectural Louver Special Color 33 W x 52 1 2 H VRPXWPC 8 14 VRPXALC VRPXSCC Figure 213 36K Accessories Dimensional Data Louvers ...

Страница 27: ...ity of the space is above 55 the hot gas reheat coil will be activated The hot gas reheat coil will remain activated until the relative humidity drops below 50 or if the room temperature creeps too far away from set point Auxiliary Electric Heat Sequence Auxiliary Heat is activated on a sliding scale based on outdoor ambient temperature and the difference between set point and room temperature Dur...

Страница 28: ...e are three control push buttons on each side of the display Each Push Button illuminates to indicate that the power is on The backlight on the Push Buttons will automatically dim to 20 intensity after 15 seconds of inactivity Display The display is a high efficiency LCD with a built in white backlight The backlight has an automatic two 2 step dim function After 15 seconds of inactivity the displa...

Страница 29: ... automatically changes the display to full brightness Unless the Motion Sensor is activated Wiring Use Cat 6 cable in twisted pair strands For VRPXEMRT1 VRPXEMWRT1 refer to respective Installation Operation Manuals CHECK FILTER 2 Digits Display Shows setting for Set point Temperature Room Temperature Increment Up Temperature ON OFF Temperature Increment Down Turn unit on off Mode Cycles between He...

Страница 30: ...30 OPERATION FreshAire Control To engage the FreshAire system flip the switch into the ON position ...

Страница 31: ...s special coding to control unit operation called Firmware Firmware contains the software needed by components to function and is stored to onboard SD cards There are three components which require firmware to operate VRPXWC Wall Controller Motor Control System MCS Friedrich Main Controller FMC ...

Страница 32: ...e a yellow dot FMC SD cards have a green dot All firmware has a version to denote the equipment s operating guidelines All firmware versions can be checked confirmed from the VRPXWC only It is recommended that the VPXWC is used for startup and troubleshooting purposes ...

Страница 33: ...up Process VPXWC Overview System Mode Fan Mode Fan Speed Up Down On Off Test Change Enter SD Card Slot WC has built in thermistor that regulates demand in room also equipped with a secondary sensor on the evaporator coil ...

Страница 34: ...Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers The VRPXWC must be updated for it to properly control the unit This digit strand is your firmware version Ex 03 02 00 01 Version 03 02 00 01 System Mode SD Card Slot Enter Change Test ...

Страница 35: ...the Wall Controller press the Fan Mode and Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version Ex 03 02 00 39 Version 03 02 00 39 Fan Mode SD Card Slot Enter Change Test ...

Страница 36: ...e Wall Controller press the Fan Speed and Change buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version Ex 03 00 02 07 Version 03 00 02 07 Fan Speed SD Card Slot Enter Change Test ...

Страница 37: ...37 OPERATION Startup Process VRPXWC Operating Modes The VRP currently supports two main operating modes Cooling Heating ...

Страница 38: ...rts two fan operating settings by pressing the FAN button Auto Fan Fan only operates when there is a temperature demand and will assume a standby mode when temperature demand is lost Continuous Fan will continue to operate in designated speed regardless of demand unless Off ...

Страница 39: ...g speed settings by pressing the SPEED button Low Fan operated at minimum CFM High Fan operated at maximum CFM Auto Speed Smart Fan The indoor blower optimizes CFM based on proximity to set point Verify fan operation in High and Low speed then set to Auto Speed in either cooling or heating mode ...

Страница 40: ...e the up and down arrows to ensure that the set point is lower than the room temperature Verify with a temperature measuring instrument Dry Bulb or IR Thermometer the decrease in temperature at the register or diffuser The temperature will vary Example Air discharge temperature starts at 76F and is 56F after 3 minutes of cooling ...

Страница 41: ...he room temperature Verify with a temperature measuring instrument Dry Bulb or IR Thermometer for an increase in temperature at the register or diffuser The temperature will vary The set point can be raised to the maximum 85F to force Electric Heat mode depending on the current room conditions Example Air discharge temperature starts at 76F and is 91F after 3 minutes of heating ...

Страница 42: ...Option 1 Factory setting is Auto Dim The wall controller s light will start at 100 then dim to 20 after 45 seconds of inactivity finally turning off after another 2 minutes Option 2 will dim the backlight to continuous 20 level Option 3 will maintain backlight at 100 Once you select your desired setting press the enter button on the bottom of the WC to lock in your setting ...

Страница 43: ...s Press hold for 3 seconds Filter Reset System Mode Fan Mode Lock Unlock Keys Change Test F C Toggle Up Down VRPXWC Firmware Version System Mode Test FMC Firmware Version Fan Mode Test MCS Firmware Version Fan Speed Test Dimness Level Power Active Errors Fan Mode Fan Speed ...

Страница 44: ...ndoor Coil Indoor Blower Outdoor Coil Outdoor Fan Compressor Electric Heater Electronic Expansion Valve EEV 4 Way Reversing Valve Reheat Solenoids FreshAire Fan Pressure Switches Condensate Base Pan Heaters optional Sump Pan 36k models only ...

Страница 45: ...45 OPERATION Component Identification Indoor Coil 12 24k 24k 2 ton A frame coil 12k 1 ton Slab coil Monitored by 2 thermistors ...

Страница 46: ...46 OPERATION Component Identification Indoor Coil 36k ...

Страница 47: ...47 OPERATION Component Identification Indoor Blower BLDC Counter Clockwise Impeller 600 1300 RPM ...

Страница 48: ...48 OPERATION Component Identification Outdoor Coil Monitored by 1 thermistor ...

Страница 49: ...49 OPERATION Component Identification Outdoor Fan BLDC Variable Speed 600 1000 RPM ...

Страница 50: ...50 OPERATION Component Identification Compressor 12k 1 Ton Inverter Rotary Single Rotor 24k 2 Ton Inverter Rotary Dual Rotor 36k 3 ton Copeland Scroll ...

Страница 51: ...51 OPERATION Component Identification Electric Heater 2 5 3 4 5 0 7 5 10 0 Kilowatt variations Located directly behind the indoor coil and in front of the indoor blower ...

Страница 52: ...52 OPERATION Component Identification Electronic Expansion Valve Three sizes 12k 24k 36k Used to control superheat Controlled by magnetic pulse ...

Страница 53: ...53 OPERATION Component Identification 4 Way Reversing Valve 208 230v Reversing valve assembly ...

Страница 54: ...54 OPERATION Component Identification Remaining Components Side View High Pressure Switch Low Pressure Switch Reheat Entry Solenoid Reheat Exit Solenoid FreshAire Fan if equipped In series ...

Страница 55: ...55 OPERATION Component Identification VRP Control Boards Heater Board Motor Control Sub system MCS Friedrich Main Controller FMC ...

Страница 56: ...gic VRP Brain Diagnostic Logic Communicates with Wall Controller WC Heater Board Motor Control Sub system MCS Handles Controls Electronic Expansion Valve EEV Pressure Switches Indoor Blower Reheat and FreshAire Relays Upgradeable Wall Controller via SD card Manual via SD card ...

Страница 57: ...ponent Identification Main Controller FMC Thermistors IDC Cool Inlet T1 Liquid Heat T2 Comp Suction T3 Comp Discharge T4 IDC Heat Cond T5 Liquid Cool T6 ODC Heat Inlet T7 Return Air T8 Discharge Air T9 Outdoor Air T10 ...

Страница 58: ...58 OPERATION Component Identification Motor Control Sub System MCS High Voltage Controls Compressor OD Fan Communicates directly with FMC Upgradeable Wall controller via SD card Manual via SD card ...

Страница 59: ...ification Motor Control Sub System MCS Active Power Factor Corrector PFC Handles robust AC voltage range 187 293 Vac Maintains healthy DC bus voltage 430 Vdc Provides precise motor control Internal hardware and software protection ...

Страница 60: ...60 OPERATION Component Identification Heater Board High Voltage Controls Electric Heater 4 Way Reversing Valve Communicates directly with the FMC ...

Страница 61: ...ontrol The rate of change of the space conditions is assessed periodically and the compressor frequency is changed accordingly Unless diagnostically conflicted the compressor will operate in some capacity any time there is a cooling or heat pump demand ...

Страница 62: ...is used to maintain superheat during both cooling and heat pump operation Superheat cooling Compressor Suction T3 IDC Cool Inlet T1 Superheat heat pump Compressor Suction T3 ODC Heat Inlet T7 The EEV will open if the super heat is too high and will meter if the super heat is too low ...

Страница 63: ...ty The reheat option has a coil installed downstream of the main indoor evaporator coil When activated a portion of the compressor discharge gas is routed through the reheat coil This coil reheats the air leaving the evaporator and allows longer run times for additional dehumidification without over cooling the room Evaporator Coil Reheat Coil ...

Страница 64: ...s optional condensate base pan heaters These heaters may be required in certain applications Base pan heaters work in conjunction with an adjustable thermostatic sensing bulb and will turn on when outdoors temperatures are low enough to cause freezing of condensate in the drain pan ...

Страница 65: ...e from the indoor coil drains into this pan The condensate in the pan helps pre cool the hot liquid refrigerant and increases overall efficiency of the system If the outside air gets near freezing the bellows valve in the pan opens and condensate drains out to prevent the pan from freezing This pan should be cleaned during regular system maintenance ...

Страница 66: ...with the NFPA 70 2008 National Electric Code or current edition International Mechanic code 2009 or current edition and any other applicable local or national codes Your safety and the safety of others are very important We have provided many important safety messages in this manual and on your appliance Always read and obey all safety messages This is the safety Alert symbol This symbol alerts yo...

Страница 67: ...intained Figure A between units Units installed on the bottom floor must be mounted at least 6 off of the ground Grill Clearance Requirements Where obstructions are present use the following guidelines for proper spacing from the VRP exterior louvered grill Friedrich reccomends that ALL obstructions are a minimum of 72 from the exhaust For minor obstruction s such as lamp poles or small shrubbery ...

Страница 68: ...Closet Dimension 26 1 8 25 1 8 OUTSIDE GRILL OUTSIDE WALL Left Installation Top View 26 1 8 25 1 8 33 1 2 Min Required Inside Closet Dimension 30 Access Door Cut Out 3 Min 33 1 8 Min Required Inside Closet Dimension Min 4 1 2 Min 8 Required OUTSIDE GRILL OUTSIDE WALL Right Installation Top View 26 1 8 25 1 8 33 1 8 Min Required Inside Closet Dimension 33 1 2 Min Required Inside Closet Dimension Mi...

Страница 69: ...d Inside Closet Dimension 6 Min Required 3 Min 3 Min 35 7 8 Min Required Inside Closet Dimension 31 3 4 29 7 8 NOTE The VRP 3 ton unit comes equipped with bi directional casters for ease of movement The casters only allow for movement forward and backward The VRP 3 ton should be installed with the access door positioned in front of the unit ...

Страница 70: ...XWPB 28 1 8 42 1 4 Compact A configuration is for 12000 BTU units only Standard B configuration is for 24000 BTU and 12000 BTU units A compact 12000 BTU unit can be converted to standard dimensions with a factory provided adapter Ensure that the correct wall plenum is selected based on unit configura tion NOTE The distance between the rough opening and the finished floor platform must be 3 ...

Страница 71: ...42 1 4 Exterior Rough Opening Access Door Rough Opening Also applicable for 12K unit if VRPXALB VRPXSCB Louver and VRPXWPB 8 VRPXWPB 14 plenum are selected to be used with 12K unit Hint Your unit model name should have letter B as the 11th digit Example VRP12K34SS BS NOTE The distance between the rough opening and the ...

Страница 72: ...imensions Exterior Wall Rough Opening Dimensions Unit Width Height VRPXWPC 33 52 1 4 NOTE The distance between the rough opening and the finished floor platform must be 4 4 52 1 4 33 INSTALLATION Exterior Wall Opening Dimensios 36k ...

Страница 73: ...ut Out 30 69 NOTE To maintain ease of removal and serviceability if the unit is installed on a platform ensure that the total height of the unit from the floor does not exceed the height of the interior rough opening INSTALLATION Interior Closet Wall Opening Dimensions 12 24k ...

Страница 74: ...all Opening Dimensions 36k 11 Interior Closet Wall Opening Dimensions Return Air Access Door Wall Cut Out 36 00 84 00 Interior Wall Rough Opening Dimensions Unit Width Height VRP36 36 84 NOTE Dimensions based on standard 36 door frame ...

Страница 75: ... the service access door A drainage system is required and should provide a P trap to prevent undesirable waste gas from entering into the residential area This is represented by a vertical standpipe in the image shown but other solutions are possible and are at the discretion of the building designer and contractor The near wall has been trimmed away at the door centerline to permit full view of ...

Страница 76: ...Sealant attachment screws and flashing are field supplied Silicone sealant is recommended VRPXWPA 8 VRPXWPB 8 adjust for walls up to 4 8 thick VRPXWPA 14 VRPXWPB 14 adjust for walls up to 8 14 thick All installations are similar Flashing 1 3 Screws to attach the plenum assembly to the wall studs Sealant Shim INSTALLATION Wall Plenum Installation 12 24k ...

Страница 77: ... outside plenum half flash the rough opening to ensure proper fit and level 4 Pre installing the exterior louver VRPXALA B as shown above is optional See Page 17 5 Apply sealant to the outside plenuem half and insert into the rough opening to ensure a water tight seal Ensure that the oustide plenum half is securely attached to the framed opening 6 Place the plenum divider Part C on the appropraite...

Страница 78: ...he inner perimeter of the inside plenum half based on unit size Compact Standard 3 Flash the inside of the rough opening to ensure the proper fit and level 4 Insert inside plenum half Part B into Outside Plenum Half Part A Ensure that Part A does not back out of the rough opening 5 Remove the inside plenum half 6 Apply sealant to the outside plenuem half and insert into the rough opening to ensure...

Страница 79: ...how in Detail B Pilot holes should be located approxiamtely 4 from the top and bottom of the inside plenum half on both the left and right sides 2 Install fasteners through each pilot hole Fastener must pass through both Part A and Part B If the inside and outside plenum halves do not overlap at fastening point be certain to drill extra holes where needed to secure both Part A and Part B to the ro...

Страница 80: ... C Inside Plenum Part B Baffle Part D Field Supplied Parts Sealant attachment screws and flashing are field supplied Silicone sealant is recommended VRPXWPC 8 adjusts for walls 4 8 thick VRPXWPC 14 adjusts for walls 8 14 thick All installations are similar Flashing 1 3 Screws to attach the plenum assembly to the wall studs Sealant Shim ...

Страница 81: ... if sealed against concrete or brick 2 Dry fit the outside plenum half into the rough opening and check the fit and level 3 Remove the outside plenum half flash the rough opening to ensure proper fit and level 4 Pre installing the exterior louver as shown above is optional See Page 17 5 Apply sealant to the outside plenum half and insert into the rough opening to ensure a water tight seal Ensure t...

Страница 82: ...and unused holes See Detail A 2 Flash the inside of the rough opening to ensure the proper fit and level 3 Insert inside plenum half Part B into Outside Plenum Half Part A Ensure that Part A does not back out of the rough opening 4 Remove the inside plenum half 5 Apply sealant to the inside plenum half and insert into the rough opening to ensure a water tight seal A ...

Страница 83: ... show in Detail A Pilot holes should be located approximately 4 from the top and bottom of the inside plenum half on both the left and right sides 2 Install fasteners through each pilot hole Fastener must pass through both Part A and Part B If the inside and outside plenum halves do not overlap at fastening point be certain to drill extra holes where needed to secure both Part A and Part B to the ...

Страница 84: ...ouver up to the outside plenum half Part A and line up the louver top with the very top edge of the flange 2 Line up the wall plenum holes with the threaded holes in the louver and securely tighten fasteners Installation of the louver AFTER the installation of wall plenum on elevated floors From the interior of the utility closet 1 Tie a rope or tether to the architectural louver and the divider i...

Страница 85: ...ase or other non petroleum based lubricants to the weather strip to enhance the sealing capability of the weather strip and ease installation of the air conditioner chassis 1 Install the plenum adjuster plate Ensure the exterior edge is seated against the inside of the archetiectural louver 2 Secure the plenum divider extension plate to the archetiectural louver using the two provided screws 3 Use...

Страница 86: ...nit Placement Prior to Installation Front Install Configuration All louver plenum rough plumbing and rough wiring steps must be complete prior to final installation of the air conditioning chassis INSTALLATION Unit Installation ...

Страница 87: ...nit s rear extension into the wall plenum There should be approximately 2 of penetration of the unit into the wall plenum resulting in a complete seal all around 4 Identify the appropriate drain port to use and complete plumbing See Page 22 5 Attach the ductwork to the unit at the supply air outlet and ensure the seal is air tight See Page 23 6 Wire and connect the wall controller See Pages 24 27 ...

Страница 88: ...Unit Prepared for Installation Left Install VRP Unit in Closet Fully Installed For side install applications place the unit adjacent to the closet and slide it in Then slide the unit backwardward into the plenum INSTALLATION Side Configuration Installation ...

Страница 89: ...ult in staining of the outside wall 2 Insert the provided 3 4 nipple into the determined connection using field supplied Teflon tape or pipe joint compound 3 With the slip end of a 3 4 union connect to the nipple with Teflon tape or pipe joint compound 4 Hand tighten all fittings to prevent damage to unit or fittings 5 Install a field supplied drain system to the slip end of the union A trap is re...

Страница 90: ...sed for the transition from the discharge to 10 or larger diameter flexible ducting Avoid sharp transitions in the ductwork to ensure optimal indoor blower performance Allow at least 12 18 preferred from the discharge of the unit to the final reduced size transition to support optimal efficiency of the blower system Ductwork Installation INSTALLATION Ductwork Installation ...

Страница 91: ...er The wall bracket screw locations only allow the bracket Detail A to be mounted to a horizontally oriented electrical junction box Detail B Install the wall controller bracket using two 2 6 32 x 1 screws field provided Ensure that the bracket sits flush against the electrical junction box INSTALLATION Wall Controller Installation 12 24k ...

Страница 92: ...and stranded CAT 6 cable with twisted pairs to wire the wall controller Use the wire colors with the corresponding terminals on the wall controller to the VRP unit as shown in the table below Table shows which wire pairs go with which screw terminal INSTALLATION Wall Controller Installation 12 24k ...

Страница 93: ...to check that they are securely affixed to the terminal block G Position the wires so that the wall controller bracket fits securely on the wall A Strip the wire ends to 9 16 15 mm B Insert the wire pairs into terminals as shown below C Insert ground shield wire into ground terminal marked with a ground symbol D Tighten the screws to secure the wires to the corresponding terminals E Pull the wires...

Страница 94: ...94 27 Wall Controller Installation Install the wall controller into place on the previously installed wall controller bracket INSTALLATION Wall Controller Installation 12 24k ...

Страница 95: ...g of VRP unit to Wall Controller Use shielded and stranded CAT 6 cable with twisted pairs to wire the wall controller Use the wire colors with the corresponding terminals on the wall controller to the VRP unit as shown in the table below Table shows which wire pairs go with which screw terminal ...

Страница 96: ...plug 5 Insert the corresponding color pair into the appropriate screw terminal and tighten 6 Insert the sheath into the GND screw terminal and tighten 7 Plug in the green molex plug into the green receptacle and re install the return air filter NOTE These steps are to be followed for use with the VRPXEMRT2 VRPXEMWRT2 and VRPXWCT WIRE COLOR LABEL Orange Connection 1 V Orange Green White Brown Conne...

Страница 97: ...L1 L2 Insert all wires Green Black Red through the punched out hole and fasten wires as follows Green to Ground Black to L1 Red to L2 Electrical Installation Remove and discard hole knock out from the side of the unit Detail A Remove the Electrical Access Panel Detail B to expose the Incoming Power Terminal Block Detail C see below B Ground L1 L2 Insert all wires Green Black Red through the punche...

Страница 98: ...15 0 kW models for dual service Remove the front access panel Detail A to expose the electrical box and incoming Power terminal block see below Insert all wires through the punched out hole s and fasten wires as shown The 0kW and 10kW models will require the use of only one of the terminal blocks Block A The 15kW models will connect the extra 5kW electric heat to the remaining terminal block Block...

Страница 99: ...on 1 or high shown in Option 2 on the door For increased sound reduction it is recommended to install the door with the return air opening in the high position The door panel has a provision for filter installation on the door This feature is only usable when the door is installed in the lower orientation Option 1 and the unit filter has been removed The unit should not be operated with both the u...

Страница 100: ... door is recommended for all VRP36 installations 2 The louvered portion of the door should have a minimum of 325 sq in of free area 3 Alternatively a solid door may be used in tandem with a transfer register on an adjacent wall to the closet The transfer register should have a minimum free area of 325 sq in ...

Страница 101: ...e FreshAire System flip the switch into the On Position FreshAire System Set Up and Operation If equipped with the FreshAire System the unit will come with a FreshAire Filter and Blank Off Plate Blank Off Plate must be removed before use To remove the Blank Off Plate simply pull the attached tab Shown in Detail A Blank Off Plate can be discarded or retained for future use To engage the FreshAire S...

Страница 102: ...hey have not been damaged during the installation process Ensure that all installation instructions concerning clearances around the unit have been adhered to Check to ensure that the unit air filter indoor coil and outdoor coil are free from any obstructions Ensure that the circuit breaker s or fuse s and supply circuit wire size have been sized correctly Check the condensate water drain s to ens...

Страница 103: ...Kit z 24 x 16 Filter QTY 2 z 5 32 Allen wrench for latch mechanism operation Frame and sheetrock the access hole to 30 wide and 553 4 tall The bottom of the opening should l as the ﬂoor or subbase The u this opening The chassis is 4 or 47 tall consult chassis ual dimensions 24 x 16 Nom Filter QTY 2 ﬁeld supplied VRPXAP1 Return Air Grille Access Panel 92013407_01 01 18 unts on door Side Bracket Fra...

Страница 104: ...nt charge into the high side of the system 12 For low side pressure charging of R 410A use a charging adaptor EQUIPMENT REQUIRED 1 Eletrical Multimeter 2 E P A Approved Refrigerant Recovery System 3 Vacuum Pump capable of 200 microns or less vacuum 4 Acetylene Welder 5 Electronic Halogen Leak Detector capable of detecting HFC Hydrofluorocarbon refrigerants 6 R410A Refrigerant Manifold 7 1 4 Braze ...

Страница 105: ...mpressor failures if they remain uncorrected for any period of time Quite often other problems such as low air flow across evaporator etc are misdiagnosed as refrigerant charge problems The refrigerant circuit diagnosis chart will assist you in properly diagnosing these systems An overcharged unit will at times return liquid refrigerant slugging back to the suction side of the compressor eventuall...

Страница 106: ...nto the evaporator an intermittent hissing and gurgling sound indicates a low refrigerant charge Intermittent frosting and thawing of the evaporator is another indication of a low charge however frosting and thawing can also be caused by insufficient air over the evaporator Checks for an undercharged system can be made at the compressor If the compressor seems quieter than normal it is an indicati...

Страница 107: ...ow over the evaporator coil may indicate some of the same symptoms as an over charged system An overcharge can cause the compressor to fail since it would be slugged with liquid refrigerant The charge for any system is critical When the compressor is noisy suspect an overcharge when you are sure that the air quantity over the evaporator coil is correct Icing of the evaporator will not be encounter...

Страница 108: ...g device entrance to the evaporator The evaporator in a partial restriction could be partially frosted or have an ice ball close to the entrance of the metering device Frost may continue on the suction line back to the compressor Often a partial restriction of any type can be found by feel as there is a temperature difference from one side of the restriction to the other With a complete restrictio...

Страница 109: ... to all units It is the preferred method to use as it is the most accurate The weighed in method should always be used whenever a charge is removed from a unit such as for a leak repair compressor replacement or when there is no refrigerant charge left in the unit To charge by this method requires the following steps 1 Connect your EPA approved gauges to the proper valves with 750 psig rated press...

Страница 110: ...ssor and remove compressor Be certain to have both suction and discharge process tubes open to atmosphere 4 Carefully pour a small amount of oil from the suction stub of the defective compressor into a clean container 5 Using an acid test kit one shot or conventional kit test the oil for acid content according to the instructions with the kit 6 If any evidence of a burnout is found no matter how s...

Страница 111: ...uated seal all openings on the defective compressor Compressor manufacturers will void warranties on units received not properly sealed Do not distort the manufacturers tube connections 7 Recharge the system with the correct amount of refrigerant The proper refrigerant charge will be found on the unit rating plate The use of an accurate measuring device such as a charging cylinder electronic scale...

Страница 112: ...e body with wet rag 7 Fit all lines into new valve and braze lines into new valve WARNING EXPLOSION HAZARD The use of nitrogen requires a pressure regulator Follow all safety procedures and wear protective safety clothing etc Failure to follow proper safety procedures could result in serious injury or death 8 Pressurize sealed system with a combination of R 410A and nitrogen and check for leaks us...

Страница 113: ... sweep with with an electronic or Halide leak detector Recover refrigerant and repair any leaks found 10 If leak detector is unavailable remove all refrigerant from system and pressurize with nitrogen to 550 psi Check that system holds pressure Repeat Step 9 to insure no more leaks are present 10 Evacuate the system with a good vacuum pump capable of a final vacuum of 200 microns or less The syste...

Страница 114: ...ver refrigerant and repair any leaks found 10 If leak detector is unavailable remove all refrigerant from system and pressurize with nitrogen to 550 psi Check that system holds pressure Repeat Step 9 to insure no more leaks are present 11 Evacuate the system with a good vacuum pump capable of a final vacuum of 200 microns or less The system should be evacuated through both liquid line and suction ...

Страница 115: ... a combination of R 410A and nitrogen and leak test all connections If a leak cannot be found pressurize with a combination of Nitrogen and a trace charge of R 410A and sweep with with an electronic or Halide leak detector Recover refrigerant and repair any leaks found 12 If leak detector is unavailable remove all refrigerant from system and pressurize with nitrogen to 550 psi Check that system ho...

Страница 116: ...pplicable 12 Pressurize with a combination of R 410A and nitrogen and leak test all connections If a leak cannot be found pressurize with a combination of Nitrogen and a trace charge of R 410A and sweep with with an electronic or Halide leak detector Recover refrigerant and repair any leaks found 13 If leak detector is unavailable remove all refrigerant from system and pressurize with nitrogen to ...

Страница 117: ...d support to avoid damage to tubing 6 Pry up plastic drain pan using putty knife or other suitable tool 7 Scape off anyt glue or sealant remaining on the unit using putty knife or other suitable tool 8 Install new pan evaporator coil and panels NOTE 36k Unit Evaporator drain pan does not normally need to be replaced If replacement were required removal of evaporator coils may be neccessary to faci...

Страница 118: ...cement or in the case of heat strip failure to insure that the failure was not caused by improper airflow Checking External Static Pressure The airflow through the unit can be determined by measuring the external static pressure of the system and consulting the blower performance data for the specific VRP 1 Set up to measure external static pressure at the supply and return air 2 Ensure the coil a...

Страница 119: ...per procedure to check external Static Pressure and determine actual airfl ow Since in the case of the VRP the condensate will cause a reduction in measured External Static Pressure for the given airfl ow It is also important to remember that when dealing with VRP units that the measured External Static Pressure increases as the resistance is added externally to the cabinet Example duct work filte...

Страница 120: ...Approximate Airflow IfaninclinedmanometerorMagnehelicgaugeisnotavailabletochecktheExternalStaticPressure ortheblowerperformancedataisunavailableforyourunit approximateairflowcallbecalculatedbymeasuringthetemperaturerise thenusingtilefollowingcriteria Electric Heat Strips The approximate CFM actually being delivered can be calculated by using the following formula DO NOT simply use the Kilowatt Rat...

Страница 121: ...e heating mode and observe the gauge readings after a few minutes running time If the system pressure is normal the EEV is not restricted 4 If the operating pressures are lower than normal in both the heating and cooling mode or the system pressure is very high over 575psi on the liquid side and very low or vacuum on the low side the EEV may be restricted 5 Inspect and examine the EEV stepper moto...

Страница 122: ... suction side of the system The other two are connected to the indoor and outdoor coils Small capillary tubes connect each end of the main valve cylinder to the A and B ports of the pilot valve A third capillary is a common return line from these ports to the suction tube on the main valve body Four way reversing valves also have a capillary tube from the compressor discharge tube to the pilot val...

Страница 123: ...ween either of the coil leads and ground if there is coil is grounded and must be replaced 5 If coil tests okay reconnect the electrical leads 6 Make sure coil has been assembled correctly NOTE Do not start unit with solenoid coil removed from valve or do not remove coil after unit is in operation This will cause the coil to burn out Touch Test in Heating Cooling Cycle BURN HAZARD Proper safety pr...

Страница 124: ... compressor is directed back to the suction side resulting in excessively high suction pressure Should the valve fail to shift from coooling to heating block the air flow through the outdoor coil and allow the discharge pressure to build in the system Then switch the system from heating to cooling If the valve is stuck in the heating position block the air flow through the indoor coil and allow di...

Страница 125: ... to shift complete reversal but does not Hot Warm Warm Hot Hot TVB Check unit for correct operating pressures and charge Raise head pressure If no shift use valve with smaller port Not enough pressure differential at start of stroke or not enough fl ow to maintain pressure differential Replace valve Body dama ge Hot Warm Warm Hot Hot Hot Both ports of pilot open Raise head pressure operate solenoi...

Страница 126: ...1 Remove front panel from unit and gain access to the MCS board 2 Locate and disconnect the motor winding leads shown in the figure below U Red V Blue W Black 3 Using an OHM Meter check resistance from U to V U to W and V to to W All of the readings should be within 0 1 ohms of each other A difference of more than 01 ohms indicates that windings may be damaged and the compressor should be replaced...

Страница 127: ...s to discharge before handling the MCS board disconnecting leads or connectors or taking ohm readings 1 Remove outdoor fan connector from MCS board at J8 as shown in figure below 2 Ohm out all three wires to each other 3 15 ohms is a normal reading 4 If the resistance is not within 0 1 ohms replace motor or repair associated wiring Figure 605 Outdoor Fan ...

Страница 128: ...g leads or connectors or taking ohm readings 1 Check that red and black wires have line voltage at terminal block 2 Jumper yellow wire to L1 and check that motor runs 3 Jumper orange wire to L1 and check that motor runs 4 Jumper orange wire and yellow wire to L 1 and check that motor runs 5 If fan does not run in all three condtions fan motor should be replaced Figure 606 Outdoor Fan ...

Страница 129: ...nit from closet 2 Remove front left and and right side access panels 3 Unplug molex harness from cabinet junction white 3 pin plug 4 Remove nuts from fan motor mount at 4 places Molex Connector Mounting Bolt 4 places 5 Remove 8 screws from fan inlet ring 6 Fan assembly can be removed through the right side of the unit 7 Remove fan blade from motor shaft 8 Remove motor from mount 9 Install new fan ...

Страница 130: ...otor36k 1 Remove front panel 2 Disconnect and tag fan motor electrical connections 3 Loosen set screw attaching fan blade to fan motor shaft 4 Loosen belly band clamp bolt 5 Remove Motor 6 Install new motor in reverse sequence Figure 608 Outdoor Fan ...

Страница 131: ...o line voltage trace back to terminal block 3 Check for 10 vdc at green and brown wire at white molex connector for indoor fan motor next fmc board 4 If line voltage is present at yellow connector but 10vdc is not present at white connecor indoor fan motor is bad 5 If10vdc is present at white molex connector jump from brown wire to yellow wire If fan does not run at full speed fan is bad Figure 60...

Страница 132: ...is removed from unit when checking continuity 2 Check for 10 vdc at red and black wire at white molex connector for indoor fan motor next to fmc board 3 If line voltage is present at terminal block but 10vdc is not present at white connecor indoor fan motor is bad 4 If10vdc is present at white molex connector jump from red wire to yellow wire If fan does not run at full speed fan is bad Figure 608...

Страница 133: ...ab and squeezing connector 3 Remove wires from clips back to fan 4 Remove duct collar by removing screws 5 Remove rear panel by removing perimeter screws 6 Remove rear panel from fan by removing 10 screws 7 Remove fan mount bolts Allen Head bolts 4 places 8 Install new fan motor in reverse sequence Figure 612 Indoor Fan Figure 610 Indoor Fan Figure 611 Indoor Fan ...

Страница 134: ...al connections Tag and identify 3 Remove wires from clips back to fan 4 Remove rear panel by removing perimeter screws 6 Remove rear panel from fan by removing 10 screws 7 Remove fan mount bolts Allen Head bolts 4 places 8 Install new fan motor in reverse sequence Figure 613 Indoor Fan Figure 614 Indoor Fan ...

Страница 135: ...N 165 F CLOSE 135 F OPEN 240 F 265V 5 KW MULTI 2450KW 27 54 OHMS 5 800 KW 84 35 OHMS 5 1500 KW 44 99 OHMS 5 OPEN 165 F CLOSE 135 F OPEN 240 F 230V 10 KW MULTI 5000KW 10 13 OHMS 5 2500 KW 20 26 OHMS 5 2500 KW 20 26 OHMS 5 OPEN 165 F CLOSE 135 F OPEN 240 F 230V 5 KW MULTI 2450KW 20 68 OHMS 5 800 KW 63 32 OHMS 5 1500 KW 33 77 OHMS 5 OPEN 165 F CLOSE 135 F OPEN 240 F Figure 609 Heating Elements ...

Страница 136: ...k as neccesary to gain access to top panel 2 Remove top panel Note on 36k units remove access panel on top of unit 3 Disconnect input wires 2 places 4 Remove Mounting screws 4 places 5 Lift heater element assembly straight up and out of unit Figure 615 Heating Elements ...

Страница 137: ...12 volts 2 Check power from pins 5 to 6 for 12 volts 3 Check power from Line 1 to ground for appopriate voltage 4 Check power from Line 2 to ground for appropriate voltage 5 Remove power from the unit and allow two minutes for capacitors to discharge before attempting to take continuity readings 6 Check for continuity on the fuses If fuses are blown replace MCS board Figure 616 MCS Board ...

Страница 138: ...es 3 Unhook heater board communication cable to avoid damage 3 Remove 10 9 64 allen head bolts 4 Tap from the back to dislodge the board Caution when reinstalling bolts use hand tools and hand tighten Cross threading the bolts may cause the need for high level repairs 5 Remove SD card from old board and place into new board 6 Install new board into unit Heater board communication cable connector A...

Страница 139: ...h Comp Suct Heat Liq Cool Liq OD Coil OD Amb 12V GND 12V GND RS485 Y RS485 Z RS485 A RS485 B 12V GND RS232 TX RS232 RX 1 Check for 12 v to ground 3 places 2 Check for 3 3 volts across thermistor pins 3 Check resistance of thermistors 10 places Refer to thermistor values Figure 630 Figure 618 FMC Board ...

Страница 140: ...te When ordering the part the model and serial number must be supplied for flashing of board 1 Disconnect all electrical connections tag and identify wires 2 Carefully compress pcb standoffs and remove board 3 Install new board Figure 619 FMC Board ...

Страница 141: ... Out 12V RS232 RX RS232 TX GND 1 Check for 12 volts between VCC 1 and ground 2 Check for line voltage at L1 and L2 reversing valve L1 and L2 3 Check voltage at SSR an for 12 vdc L1 RV L1 RV L2 L2 SSR SSR Heater Relays Figure 620 Heater Board ...

Страница 142: ... TESTING Heater Board Replacement 1 Ensure power is removed from the unit 2 Disconnect all wires and identify 3 Remove board by carefully compressing standoffs 4 Install new board Heater Board Figure 621 Heater Board ...

Страница 143: ...143 COMPONENTS TESTING Thermistor Locations T8 Return Air Sensor The T8 Return Air Sensor is located behind the Air Filter Figure 622 Thermistor Locations ...

Страница 144: ...1 Evaporator Coil In Sensor T5 Evaporator Coil Out Sensor To access the evaporator coil sensors remove the top panel and right side upper panel The top sensor is T5 Evap Coil Out The lower sensor is T1 Evap Coil In Figure 623 Thermistor Locations ...

Страница 145: ...145 COMPONENTS TESTING Thermistor Locations T9 Discharge Air Sensor The T9 discharge air sensor is located inside the blower housing Figure 624 Thermistor Locations ...

Страница 146: ...d Cool The T2 and T6 Sensors are located in the outdoor section attached to the EEV Electronic Expansion Valve The pipe going into the bottom of the EEV is T2 Liquid Heat The one on the pipe leaving the side of the EEV is T6 Liquid Cool Figure 625 Thermistor Locations ...

Страница 147: ...TS TESTING Thermistor Locations T10 Outdoor Ambient Air Sensor The T10 Outdoor Ambient Air Sensor is located in the outdoor section mounted on the bottom of the indoor blower housing Figure 626 Thermistor Locations ...

Страница 148: ...rmistor Locations T7 Cond Coil Sensor T7 Cond Coil Sensor is attached to the outdoor coil on the right hand side This sensor is attached to the coil roughly halfway down on one of the return bends Figure 627 Thermistor Locations ...

Страница 149: ...149 COMPONENTS TESTING Thermistor Locations T4 Comp Discharge The T4 Comp Discharge is attached to the compressor discharge line Figure 628 Thermistor Locations ...

Страница 150: ...150 COMPONENTS TESTING Thermistor Locations T3 Comp Suction The T3 Comp Suction is attached to the compressor suction line Figure 629 Thermistor Locations ...

Страница 151: ... 3 62 45 23 116 23 931 24 745 3 40 3 40 50 20 071 20 731 21 391 3 18 3 18 55 17 474 18 008 18 542 2 96 2 96 60 15 253 15 684 16 115 2 75 2 75 65 13 351 13 697 14 043 2 53 2 53 66 13 004 13 335 13 666 2 48 2 48 67 12 668 12 984 13 301 2 44 2 44 68 12 341 12 644 12 947 2 39 2 39 69 12 024 12 313 12 603 2 35 2 35 70 11 716 11 993 12 269 2 31 2 31 71 11 418 11 682 11 946 2 26 2 26 72 11 128 11 380 11 ...

Страница 152: ...3 80083707 SENSOR HEATING LIQUID BRW T2 80083708 SENSOR COOLING LIQUID ORG T6 80083709 SENSOR CONDENSER OUT PNK T7 80083710 SENSOR AMBIENT RED T10 VPH and VRP revision A B models used a sensor pack for the indoor and outdoor sensors VRP revision C and newer all use single sensors THe Single sensors are compatible with the sensor pack The sensor packs are no longer available and all VRP VPH models ...

Страница 153: ...lty you will get an error code 14 4 Trace high pressure switch wires through grommet into upper cabinet and locate disconnect point 5 Disconnect orange and blue wire 6 Check orange to orange to check high pressure switch 7 Check yellow to blue for low pressure switch 8 An ohms reading of open indicates a faultyswitch Orange and Yellow wires at FMC Board Orange and Blue wries from High Pressure Swi...

Страница 154: ...on Always turn off all the power to the unit DISCONNECT POWER AND FOLLOW ALL LABELED WARNINGS Step 2 Remove front and side panels for a better access NOTE The pressure switch can either be replaced by brazing in a new part of ordering a bolt on kit that attached to the service port The method below describes the use of the bolt on kit ...

Страница 155: ...4 Cut the wires off old pressure switch and strip them Attach to existing wire to new pressure switch wires with the two wire nuts supplied in kit You can t miss wire it Step 5 Collect all loose wiring and zip tie together remove any reaming wire from old pressure switch Step 6 New switch is complete Reinstall all panels and power up unit to make sure all repairs were completed ...

Страница 156: ...156 TROUBLESHOOTING VRP Troubleshooting Map Review Design Check Application Verify Installation Troubleshoot System Figure 701 Troubleshooting Map ...

Страница 157: ...HOOTING Required Tools Meters Need to Read Test Leads 410a Gauge Manifold 0 0 5 C A s t l o V Volts D C 600 Ohms 10k Megaohms Needle Point 1000V 20A Rated VPXWC with a 3 Molex Whip Figure 702 Troubleshooting Tools ...

Страница 158: ...C voltage 6 DC Communication The interpretation of values and commands transmitted by VDC Probability Diagnosis Rule Out The act of ruling out and understanding certain components operation based on experience and simply watching and observing the system operate True Certainty Diagnosis The act of understanding how components operate to maintain their logical sequence of operation where failure to...

Страница 159: ...oller Abnormal board lights Voltage correct Connectors plugged in and secure Does a system reset resolve the issue No error code Check for diagnostic codes Active error code Rule out components Refer to Diagnostic Codes Chart and Troubleshoot accordingly Figure 702 Troubleshooting Flowchart ...

Страница 160: ...60 TROUBLESHOOTING Wall Controller Not Smart Smart on the wall controller indicates proper communication with the VRP If this symbol is not lit check the wiring for correct twisted pairs or broken wires ...

Страница 161: ...troller firmware version press the System Mode and Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 02 00 01 Version 03 02 00 01 Current Wall Controller Version 03 02 00 01 ...

Страница 162: ...version via the Wall Controller press the Fan Mode and Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 02 00 54 Version 03 0 0 54 Current FMC Version 03 02 00 54 ...

Страница 163: ...ersion via the Wall Controller press the Fan Speed and Change buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 0 0 07 Version 03 0 0 07 Current MCS Version 03 02 00 07 ...

Страница 164: ...roller does not light up ensure the unit has power Check the electrical circuit breaker Check the units disconnect If in doubt uncover the electrical panel from the unit and check that the processors on the motor control board are flashing green not red ...

Страница 165: ...nostic lights as a secondary You can also connect a known good Wall Controller with a whip directly to the unit to rule out a possible wire break or bad controller Press and hold the Fan Mode and Fan Speed buttons together for 3 seconds You will see an E appear and can scroll through any active error codes by pressing the up arrow The error code mode will time out if no buttons are made for 15 sec...

Страница 166: ...s a blue and or red light will flash The blue LED is the 10 digit and the red LED is the singles digit For example 4 blue flashes and 3 red flash would be a code 43 If more than one code is active the FMC will cycle through the codes in active numeric order one at a time then return to the first code ...

Страница 167: ...olex connected to the FMC They all share a common power supply which can be checked against the other connectors for continuity and rule out the FMC Rule Out Thermistors A thermistor will only give an error code if the thermistor is shorted 0 ohms or opened O L If the thermistor is out of range it may not give an error code and the system may not operate correctly Rule out FMC Continuity Check The...

Страница 168: ... the maximum allowable amperage for an extended period of time Dirty or restricted coils Blocked or restricted Motor Abnormally high outdoor temperature 1 2 3 1 2 1 3 2 3 Check the each terminal to the compressor to ground Disconnect wires from compressor before checking The compressor should ohm out with the same resistance between the terminals 1 5 to 3 5 Ohms on any two phases 5M Ohms Compresso...

Страница 169: ...ponent is the same as the compressor Ohm at the connector at the MCS first for the same resistance 0 1 across any two phases then check each phase to ground Voltage Amperage Related Diagnostics MCS Operational Lights Processor B Processor A Operation LED If a fault LED is produced on motor engagement rule out firmware then motor Lastly change the MCS board ...

Страница 170: ...These codes will also populate when there is a software firmware or logic failure Configuration Communication Diagnostic Codes 27 43 Check HB and MCS ribbon cable connection to FMC Is the HB light on If HB light is on the cable is more than likely working correctly If the light is not on it could be a malfunctioned HB or cable Verify the ribbon cable is fully inserted in the FMC and MCS If all che...

Страница 171: ...r pins in VDC 3 pin block Power Red L1 Grn Ground Blue L2 4 Pin block Communication Brn 10V Yel Signal to Fan T 1 5VDC Blk Ground Blu Tacfrom Fan F 1 5VDC Verify proper voltage to fan on power block then make sure 10v is present on comm block Start a call for fan and measure signal to fan If voltage is present FMC is good Check fan for blockage or possible demag ...

Страница 172: ... The wall controller is not properly connected to the FMC 2 There is an issue with the sensor itself 3 The Humidity sensor T12 is open or shorted 1 Ohm out the sensor to determine the failure point and correct as needed Refer to Component Testing Thermistor Values 2 Verify that the wall controller is correctly connected to the unit if it is and the problem persists replace the wall controller 14 P...

Страница 173: ... 2 The MCS board is NOT initialized 3 The unit is NOT Provisioned 4 Communication with the MCS has failed MCS communication failure is determined by comparing the PFC current value that is retrieved every 12 seconds If the value remains the same for 5 minutes the assumption is made that all communication with MCS is blocked 1 Ensure that the heater board is connected properly to the FMC Replace th...

Страница 174: ...ersists if so 1 Check line voltage 2 Replace the MCS board 37 MCS Board Over Temperature 1 The MCS board is reporting a board temperature of greater than 60 C 2 The MCS board components are not being properly cooled while running under heavy load greater than 70 C 160 F 1 Verify proper installation 2 Replace MCS board 38 MCS Heatsink Over Temperature 1 The MCS board is reporting a heat sink temper...

Страница 175: ...icted Airflow 2 Abnormally high outdoor temperatures 3 Damaged Outdoor Fan This condition requires a system reset 1 Check that the outdoor fan blade is moving i e locked rotor frozen drain pan 2 Check that the outdoor air supply is not impeded 3 If the problem continues replace the outdoor fan 50 MCS 15V Rail Fault The MCS board has flagged a 15V rail fault and has notified the FMC There is an iss...

Страница 176: ...176 UPDATINGVRPFIRMWARE FMC Manual Update Process Remove SD Card from FMC load on a PC or Laptop NOTE Ensure Power is OFF You will need an SD Card Reader to complete this step ...

Страница 177: ...177 UPDATING VRP FIRMWARE Or ...

Страница 178: ...178 UPDATING VRP FIRMWARE xx will be replaced by two numbers indicating the software version Example 3 2 0 55 Version 55 Open FMC Zip Folder Select all Files Copy to your SD Card Drive ...

Страница 179: ...179 UPDATING VRP FIRMWARE FMC Update Process Loading new Firmware Insert SD Card into FMC and apply power The FMC Firmware load will confirm by showing three green downward cascading LEDs ...

Страница 180: ...via the Wall Controller press the Fan Mode and Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 02 00 54 Version 03 00 02 55 Current FMC Version 03 02 00 55 ...

Страница 181: ...181 UPDATING VRP FIRMWARE Delete this file so that the SD card is empty You can also Format the SD card Ensure Power is OFF You will need an SD Card Reader to complete this step ...

Страница 182: ...182 UPDATING VRP FIRMWARE Open zip file Copy to SD Card Verify the new AB_FW s28 is the only file on the SD card and insert back into MCS ...

Страница 183: ...ia the Wall Controller press the Fan Speed and Change buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 00 02 07 Version 03 00 02 07 Current MCS Version 03 02 00 07 ...

Страница 184: ...184 UPDATING VRP FIRMWARE Open zip file Copy to SD Card Insert into SD Card Slot ...

Страница 185: ...re version press the System Mode and Test buttons together for 3 seconds Your display screen will change to show 2 numbers Press the down arrow to cycle through all version numbers This digit strand is your firmware version I E 03 02 00 01 Version 03 02 00 01 Current Wall Controller Version 03 02 00 01 ...

Страница 186: ...he machine is in standby mode with Smart illuminated WC Update Insert the SD card into the slot on the WC The WC will flash LP followed by alternating hash marks After approximately 20 seconds PL should flash and the WC should restart This indicates that the process has been completed and the sensor has been disabled If the WC does not restart remove the SD card to force restart Error Handling The...

Страница 187: ...he SD Card slot of the Wall Controller the process is autonomous and regular operation resumes after a successful update Setup In Board SD Cards The first step in making sure the unit is properly configured for Remote Upgrade is ensuring that there are SD Cards in both the FMC and MCS boards If the procedure is started without these cards present the WC will display an error and the procedure will...

Страница 188: ...is no percentage completion display there are multiple visual cues to track the progress of the Remote Upgrade process The two digit portion of the screen will show combinations of numbers and letters to display which stage of the process the system is in to display success or failure or to display an error if one is detected The update process will take approximately 20 minutes Stage Display Afte...

Страница 189: ...tely 7 8 minutes When the FMC is sending a file to the MCS the digits 5L will be displayed This stage will last approximately 11 12 minutes This will persist until near the end of the Remote Upgrade process as the WC is waiting to hear if the MCS and or FMC upgrade process was successful After this stage a 9 will be displayed for approximately 1 2 minutes After the remote upgrade has been complete...

Страница 190: ...r has not heard from the FMC in the expected time This is a generalized error with multiple possible origins Address any previous errors first Cycle system power and retry procedure WC Errors Displayed Error Number Description Corrective Action 00 WC has failed to initialize Remote Upgrade Verify Key Card is correctly formatted Verify Key File Software Revisions are correct Retry Remote Upgrade 01...

Страница 191: ...etry process If problem persists contact Friedrich 20 Bad FMC Software Revision The software revision after update does not match with what is in the Key File The FMC Program File may be incorrect or corrupted or the reboot process is failing Reset system and try process with different Key Card MCS Errors Displayed Error Number Description Corrective Action 01 Disk Error SD Card is not detected Ve...

Страница 192: ...s an incorrect bootloader for RU Contact Friedrich 01 Bad Processor A Processor A is not in an appropriate state for Remote Upgrade Reset system and retry Otherwise contact Friedrich 02 Bad Processor B Processor B is not in an appropriate state for Remote Upgrade Reset system and retry Otherwise contact Friedrich Recovery In all cases where an error is detected the Remote Upgrade process is termin...

Страница 193: ...193 UPDATING VRP FIRMWARE Retrieving VRP Data Remove SD Card from FMC and Locate DF Folder ...

Страница 194: ...194 UPDATING VRP FIRMWARE Retrieving VRP Data Right Click Data txt Send to Compressed zipped folder ...

Страница 195: ...195 UPDATING VRP FIRMWARE Retrieving VRP Data Right Click Data ZIP Send to Mail Recipient Email Data ZIP to VRP_Support Friedrich com FILE SIZE WILL VARY ...

Страница 196: ...196 WIRINGDIAGRAMS 12 24K BTU 208 230V 7 5 10 0 KW Figure 801 Wiring Diagram ...

Страница 197: ...197 WIRING DIAGRAMS 12 24K BTU 208 230V 2 5 3 4 5 0 KW Figure 802 Wiring Diagram ...

Страница 198: ...198 WIRING DIAGRAMS 12 24K BTU 265V 2 5 3 4 5 0 kW Figure 803 Wiring Diagram ...

Страница 199: ...199 WIRING DIAGRAMS 12 24K BTU 265V 7 5 10 kW Figure 804 Wiring Diagram ...

Страница 200: ...200 WIRING DIAGRAMS 36K BTU 208 230V Figure 805 Wiring Diagram ...

Страница 201: ...083 15 80083 16 80083 17 80083 18 80080 19 80083 20 80080 21 80083 22 80080 23 60179 24 80080 25 80080 26 80083 27 60542 28 80080 29 80080 30 80080 31 80083 32 61028 33 80042 34 80083 35 80083 36 80083 36 80083 37 80112 38 80083 39 25018 40 25063 40 25063 41 80112 NP 80083 NP 80083 NP 80083 30 32 22 23 25 26 27 28 29 33 20 14 34 40 39 38 37 31 24 35 36 41 80083 NP 80080 NP 17 18 19 21 SEE FIGURE 9...

Страница 202: ...12K R 1 15 80083654 COND FRONT ACCESS PANEL VRP 12K R 1 16 80083171 FRONT ELECTRIC ACCESS PANEL VRP 12K R 1 17 80083638 RAIL VRP 12K R 1 18 80080233 BASEPAN LINER VRP 12K R 1 19 80083334 EVAP DRAIN PAN VRP 12K R 1 20 80080193 EVAP COIL VRP 12K R 1 21 80083444 REHEAT COIL VRP 12K R 1 22 80080135 COND COIL VRP 12K R 1 23 60179904 BELOWS VALVE VRP 12K R 1 24 80080104 COND SLINGER DRAIN PAN VRP 12K R ...

Страница 203: ...NG VALVE SOLENOID COIL VRP 12K R 1 40 25063705 REVERSING VALVE SOLENOID COIL VRP 12K R 1 41 80112500 EVAP FILTER BRACKET VRP 12K R 1 42 80083415 REHEAT CHECK VALVE VRP 12K R 1 43 80083349 REHEAT EXPANSION VALVE VRP 12K R 1 44 80083352 REHEAT REVERSING VALVE ASSY VRP 12K R 1 45 80083140 FRESH AIR FILTER MERV 8 6X6X1 VRP 12K R 1 46 80080500 EVAP FILTER 14X24 VRP 12K R 1 47 80080226 FILTER RETAINER V...

Страница 204: ...204 PARTS CATALOG 12k Control Box Diagram Figure 902 2 3 4 11 10 9 8 5 6 7 23 20 1 22 21 18 17 19 No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 NP NP NP 12 13 14 15 16 NP ...

Страница 205: ...80083001 COND MOTOR HARNESS VRP 12K R 1 13 80083438 FUSE HOLDER VRP 12K R 1 14 80083262 FUSE 500mA 440V VRP 12K R 1 15 80083429 TERMINAL BLOCK 24 POS VRP 12K R 1 16 80083592 CONTROL BOX VRP 12K R 1 17 80083014 COND THERMISTOR PACK VRP 12K R 1 18 80083013 EVAP THERMISTOR PACK VRP 12K R 1 19 80083457 REHEAT RELAY HARNESS VRP 12K R 1 20 80083432 REHEAT RELAY VRP 12K R 1 21 80083202 5 PIN WALL CONTROL...

Страница 206: ...206 PARTS CATALOG 24k Main Diagram Figure 903 29 25 2 23 26 27 4 15 16 17 18 19 20 21 24 28 40 41 42 43 44 45 46 47 SEE FIGURE 904 ...

Страница 207: ...N EL VRP 24K R 1 13 80083655 CON D FRONT ACCESS PA N EL VRP 24K R 1 14 80080500 FILTER 14X24 VRP 24K R 1 15 80080187 EVAP COIL LH VRP 24K R 1 16 80080186 EVAP COIL RH VRP 24K R 1 17 80083446 REHEAT COIL LH VRP 24K R 1 18 80083445 REHEAT COIL RH VRP 24K R 1 19 80080183 EVAP HEADER PA N EL VRP 24K R 1 20 80083335 EVAP DRAIN PAN VRP 24K R 1 21 80083287 DRAIN HOSE 1 2 1D FRESH A IR FILT VRP 24K R 1 22...

Страница 208: ...REV COIL SOLENOID 265V VRP 24K R 1 41 80083660 BRACKET FILTER HOLDER VRP 24K R 1 42 80083340 LOW PRESSURE SWITCH VRP 24K R 1 43 80112500 HIGH PRESSURE SWITCH VRP 24K R 1 44 80083472 REHEAT VALVE VRP 24K R 1 45 80083473 REHEAT SOLEN OID 2 08 230V VRP 24K R 1 45 80083474 REHEAT SOLEN OID 265V VRP 24K R 1 46 80083485 EXPAN SION VALVE STEPPER SOLEN OID VRP 24K R 1 47 80083305 EXPAN SION VALVE BODY VRP...

Страница 209: ... 24k Control Box Diagram FIgure 904 2 3 4 11 10 9 8 5 6 7 23 20 1 22 21 18 17 19 No 1 8 2 8 3 6 4 6 5 8 6 8 7 6 8 8 9 8 10 8 11 8 12 8 13 8 14 8 15 8 16 8 17 8 18 8 19 8 20 8 21 8 22 8 23 8 NP 8 NP 8 NP 8 12 13 14 15 16 ...

Страница 210: ...ND MOTOR HARNESS VRP 24K R 1 13 80083438 FUSE HOLDER VRP 24K R 1 14 80083262 FUSE 500mA 440V VRP 24K R 1 15 80083429 TERMINAL BLOCK 24 POS VRP 24K R 1 16 80083592 CONTROL BOX VRP 24K R 1 17 80083014 COND THERMISTOR PACK VRP 24K R 1 18 80083013 EVAP THERMISTOR PACK VRP 24K R 1 19 80083457 REHEAT RELAY HARNESS VRP 24K R 1 20 80083432 REHEAT RELAY VRP 24K R 1 21 80083202 5 PIN WALL CONTROLLER PLUG VR...

Страница 211: ...ure 905 PARTS CATALOG 36k Main Diagram SEE FIGURE 906 7 8 11 13 14 15 16 5 1 6 21 27 45 29 37 46 17 18 20 48 23 22 26 49 51 30 31 32 34 39 47 40 33 36 35 38 43 42 19 41 28 25 24 50 52 10 12 9 54 44 2 4 3 53 27 ...

Страница 212: ... 80060025 OD FAN MOTOR VRP 36K R 1 16 80060026 MOUNT WIRE FAN MOTOR VRP 36K R 1 17 80060079 ASSY DIVIDER FRESH AIR VRP 36K R 1 18 80083140 FILTER 6 X 6 X 1 PLEATED MERV 8 VRP 36K R 1 19 80060123 BLOWER FRESH AIR VRP 36K R 1 20 80060175 ASSY INSUL FRESH AIR DUCT MINOR VRP 36K R 1 21 80060174 ASSY INSUL FRESH AIR DUCT MAJOR VRP 36K R 1 22 80083482 COIL VES 375X3X16RCN45A017X020 VRP 36K R 1 23 800834...

Страница 213: ...OMMET COMP HI DENSITY VRP 36K R 1 43 91400402 STUD COMP MTG VRP 36K R 1 44 61625121 BRKT COMP MNTG MODIFIED VRP 36K R 1 45 80060018 BRACKET COMP ISLAND VRP 36K R 1 46 80083485 COIL STPR EEV VRP 36K R 1 47 80060067 ASSY VALVE REVERSING VRP 36K R 1 48 80060092 REVERSING VALVE VRP 36K R 1 49 80112500 HIGH PRESSURE SWITCH VRP 36K R 1 50 80083340 SWITCH LOW PRESSURE VRP 36K R 1 51 80060074 ASSY VALVE E...

Страница 214: ...214 PARTS CATALOG 36k Control Box Diagram Figure 906 12 12 11 13 10 8 4 3 2 16 5 6 7 1 9 10 9 10 11 11 14 15 ...

Страница 215: ...622000 VRP FRIEDRICH MAIN CNTRLLER DO NOT SELL USE 62622001 TO SELL VRP 36K R 1 8 61768500 CABLE GLAND M25X1 5 VRP 36K R 1 9 80083346 BUSHING SNAP POWER ACCESS VRP 36K R 1 10 1059362 CLIP TWIST LOCK VRP 36K R 1 11 20061450 STRAIN RELIEF 15A AND 20A VRP 36K R 1 12 80060117 BUSHING STRAIN RELIEF MP 6N4 BLACK VRP 36K R 1 13 25077800 STRAIN RELIEF 30A VRP 36K R 1 14 80083438 ASSY FUSE HOLDER VRP VRP 3...

Страница 216: ...or Special Order VRP12 VRP24 1 11 VRPXAP1 Return Air Access Panel VRP12 VRP24 1 13 VRPXWC1 Wall Controller VRP12 VRP24 VRP36 1 14 VRPXEMRT1 VRP Energy Management Wired Wall Controller with Occupancy Sensor VRP12 VRP24 VRP36 1 16 VRPXEMWRT1 VRP Energy Management Wireless Wall Controller with Occupancy Sensor VRP12 VRP24 VRP36 1 18 VRPXEMRT2 VRP Energy Management Wired Wall Controller with Occupancy...

Страница 217: ...motion and thermal occupancy sensor Wired or wireless installation 5 energy savings presets Remote monitoring VRPXEMRT1 VRPXEMWRT1 Wall controller has push buttons that illuminate to indicate the power is on Backlight on push buttons will dim to 20 of intensity after 15 seconds of inactivity backlight Display dims to 20 after 15 seconds of inactivity and after and additional 120 seconds will turn ...

Страница 218: ...anagement Wired Wall Controller with Occupancy Sensor Require One of the Controllers per unit VRPXEMWRT2 VRP Energy Management Wireless Wall Controller with Occupancy Sensor EMOCT Online Connection Kit Optional with VRPXEMRT1 VRPXEMWRT1 Optional EMRAF Remote Access Fee Optional with VRPXEMRT1 VRPXEMWRT1 Optional Accessories VRPXEM W RT2 ...

Страница 219: ...to 14 thick wall VRPXWPB 14 Wall Plenum for VRP24 with VRPXALB up for 8 to 14 thick wall Can also be used with VRP 12 VRPXALA Architectural louver VRP12 only 30 Blade angle Require One of these Louvers per unit VRPXALB Architectural louver VRP24 30 Blade angle Can also be used for VRP12 VRPXSCA Architectural louver VRP12 only Custom Color Special Order 30 Blade angle VRPXSCB Architectural louver V...

Страница 220: ... be the date of purchase plus thirty days The return of the owner registration card is not a condition of warranty coverage However please detach and return it so that we can contact you should a question of safety arise which could affect you 3 TO OBTAIN WARRANTY SERVICE please contact your authorized FRIEDRICH distributor dealer or the contractor who installed the equipment If your dealer or con...

Страница 221: ...arranty repair you complete This information is used to identify product failure trends initiate corrective action and improve product quality thereby further reducing warranty FRIEDRICH AUTHORIZEDPARTS DEPOTS AAA Refrigeration Service 1322 24th Street Suite B Kenner Louisiana 70062 504 464 7444 877 813 7444 Alamo Service Company 1450 North Flores Street San Antonio Texas 78281 210 227 2450 315 32...

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Friedrich VRP12K, Руководство по обслуживанию и запасным частям

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