Johnson Controls 050 Installation Operation & Maintenance Download

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JOHNSON CONTROLS

127

SECTION 6 – USER INTERFACE

FORM 100.50-NOM6

ISSUE DATE: 8/07/2017

To open the change screen double left click.
The screen will show the current value and the accept-

able range. Us the numeric key pad to enter the revised

setting. Left click on “Update” and the value will be

change at the Unit Controller.

LD13033

Summary of Contents for 050

Page 1: ...FTOP UNITS INSTALLATION OPERATION MAINTENANCE Supersedes 100 50 NOM6 316 Form 100 50 NOM6 817 SERIES 100 SINGLE PACKAGED UNITS YPAL DESIGN LEVEL F WITH SIMPLICITY ELITE CONTROL 50 THROUGH 65 TONS LD16707 Issue Date August 7 2017 ...

Page 2: ... this document and any referenced materials This in dividual shall also be familiar with and comply with all applicable industry and governmental standards and regulations pertaining to the task in question SAFETY SYMBOLS The following symbols are used in this document to alert the reader to specific situations Indicates a possible hazardous situation which will result in death or serious injury i...

Page 3: ...at http cgproducts johnsoncontrols com It is the responsibility of rigging lifting and operating service personnel to verify the applicability of these documents to the equipment If there is any question regarding the applicability of these documents rig ging lifting and operating service personnel should verify whether the equipment has been modified and if current literature is available from th...

Page 4: ...Heat E Electric Heat H Hot Water Heat S Steam Heat C Cooling Only Application 9 F Flexsys C Constant Volume V VAV VFD 10 Refrigerant C R 22 E R 410A B R 407C 11 12 208 3 60 230 3 60 4 6 2 5 460 3 60 5 8 575 3 60 4 0 380 3 60 4 5 400 3 50 Voltage 13 Supply Openings B Bottom Supply L Left Supply 14 Return Openings B Bottom Return R Rear Return S Side Return 15 Design F Revision Level F initial 16 Sp...

Page 5: ... 14 Heating Section 14 Staged Gas Heat 14 Electric 14 Steam and Hot Water 14 Air Management 14 DWDI Airfoil Fans 14 Building Pressure Control 14 Low Sound Options 14 Variable Frequency Drives 15 Fan Spring Isolation 15 Controls 15 Rooftop Controller 15 Communication 15 Indoor Air Quality 15 Double Sloped Stainless Steel Drain Pan 15 Double Wall Construction 15 Factory Shrinkwrap 15 Demand Ventilat...

Page 6: ...ds For Fixed Outside Air Units Without Economizer 38 Air Hoods For Exhaust Air 38 Field Wiring 38 Thermostat 38 Fan Input 39 Space Sensor 39 CO2 Sensor 39 Occupied Unoccupied Input 39 Shutdown Input 39 Smoke Purge Input 39 BAS Economizer Input 40 Fault Output 40 VAV Heat Relay Output 40 Supply Air Temperature Reset 40 Communication 40 Dirty Filter Switch 40 Power Wiring 40 Electrical Service Sizin...

Page 7: ...6 Manifold Pressure Staged Gas Heat 56 Manifold Gas Pressure Adjustment 57 SECTION 4 MAINTENANCE 59 General 59 Periodic Maintenance Monthly 59 Filters 59 Linkages 59 Compressors 59 Fan Bearing Lubrication 59 Recommended Lubricant for Fan Bearings 59 Condenser Coils 59 Periodic Maintenance Three To Six Months 60 Belt Tension 60 Periodic Maintenance Yearly 60 Entire Unit Inspection 60 Sheave Alignme...

Page 8: ... Fan Operation 75 Cooling Compressor Lockout 76 Sequence of Operation 76 Low Ambient Operation 76 Operation and Pressure Control Range 76 Configuration Jumpers and Potentiometers 76 Supply Fan Operation 77 Constant Volume CV 77 Variable Air Volume VAV 78 VAV Supply Fan Speed Control 78 Economizer 79 Dry Bulb 79 Single Enthalpy 79 Dual Enthalpy 80 BAS Economizer Operation 80 Sequence of Operation 8...

Page 9: ...f Operation 93 Exhaust Fan Operation 93 On Off Control Based on Outdoor Damper Position 93 On Off Control Based on Building Pressure 94 Modulating Damper with Fixed Speed Exhaust 94 Modulating Exhaust with a VFD 95 Pre Occupancy Purge 95 Criteria for Operation 96 Sequence of Operation 96 Energy Recovery Ventilator 96 Sequence of Operation 96 Low Voltage Protection 96 Outdoor Air Heating Lockout 96...

Page 10: ...8 System Options 119 Outputs Status 120 Inputs 121 Comfort Demand Ventilation 121 Graphic 122 Clock 122 Weekly Schedule 123 Weekly Schedule Settings 123 Holiday Schedule 124 Holiday Schedule 124 Alarms 125 Revising Settings 126 SECTION 7 PARAMETER DESCRIPTIONS AND OPTIONS 141 SECTION 8 SERVICE 151 Analog Input Operation 151 Temperature Sensors 151 Duct Pressure Transducer 151 Building Pressure Tra...

Page 11: ... 48 TABLE 19 Return Air Duct Connection Configurations 48 TABLE 20 Pipe Sizes 49 TABLE 21 Condenser Coil Pressure Drop 53 TABLE 22 R410 A Pressure Temperature Chart 55 TABLE 23 Low Fire High Fire Pressures 56 TABLE 24 Gas Heat Performance Data 57 TABLE 25 Fan Bearing Lubrication Intervals 59 TABLE 26 Set Screw Torque 64 TABLE 27 Binary Outputs 76 TABLE 28 VFD Jumpers 76 TABLE 29 Potentiometer Sett...

Page 12: ...nded Cabinet 34 FIGURE 11 Drain Trap Showing Water Location During Draw Through Operation Stages 37 FIGURE 12 Trap Detail For Draw Through Application 38 FIGURE 13 Wiring Connections 41 FIGURE 14 Single Point Power Supply Wiring 43 FIGURE 15 Single Point Power Supply Wiring With Non Fused Disconnect 44 FIGURE 16 Dual Point Power Supply Wiring 45 FIGURE 17 Atmospheric Sensor Probe 47 FIGURE 18 Disc...

Page 13: ...ever fail on one circuit the other circuit s will remain operational to work to maintain occupied loads The YORK YPAL system has 2 cir cuits in the unit ECOLOGICAL AND ECONOMICAL DESIGN High Efficiency YORK YPAL rooftop units are opti mized for HFC 410A refrigerant YORK provides the FIRST standard product offering that meets the latest ASHRAE 90 1 energy efficiency requirements Cooling and Heating...

Page 14: ...YPAL rooftop gas furnace is an induced draft gas furnace designed for high efficiency and reli ability The furnace uses an aluminized steel tubular heat exchanger and operates at temperatures sufficient to prevent acidic exhaust gases from condensing in the heat exchanger at low fire rates unlike drum and tube style furnaces that generate condensation formation Up to three stages of heat are avail...

Page 15: ...ty Solid wall liners encase insulation and prevent moisture damage Ad ditional benefits include easy cleanability and isolates insulation from conditioned airstream Double Wall Construction Is the standard construction of the YORK YPAL and incorporates powder coated pre fabricated outer panels and corner post for maximum exterior surface protec tion Factory Shrinkwrap All YORK YPAL rooftop units c...

Page 16: ...able as an option to minimize downtime and sim plify the service and repair task Convenience Outlet For maintenance tasks requiring power tools an op tional 110V GFCI power supply can power lights drills or any other power hand tool needed Factory Run Tested Each unit is subjected to a series of quality assurance checks as well as an automated quality control process before being run tested Fans a...

Page 17: ... installing contrac tor to take appropriate measures to protect the hydronic coils against low unit supply air temperatures that could result in the freeze up and rupture of the coils UNIT INSPECTION Immediately upon receiving the unit it should be in spected for possible damage which may have occurred during transit If damage is evident it should be noted in the carrier s freight bill A written r...

Page 18: ...uch as con ference rooms auditoriums and executive offices and any other room that may have potential for tenant oc cupancy Possible locations could be above hallways mechanical or utility rooms Finally service clearances should be maintained in rooftop design to insure safe access to the unit Unit clearances are designed so that technicians have enough space between units building walls and edges...

Page 19: ...D 16 9 430 79 3 2015 147 9 3757 207 8 5278 315 0 8802 061 STANDARD 16 9 430 79 3 2015 147 9 3757 207 8 5278 315 0 8802 B 050 EXTENDED 16 9 430 79 3 2015 147 9 3757 207 8 5278 254 6 6467 361 9 9191 051 EXTENDED 16 9 430 79 3 2015 147 9 3757 207 8 5278 254 6 6467 361 9 9191 060 EXTENDED 16 9 430 79 3 2015 147 9 3757 207 8 5278 254 6 6467 361 9 9191 061 EXTENDED 16 9 430 79 3 2015 147 9 3757 207 8 52...

Page 20: ...ODEL 050 051 060 061 Copper Cond Coils 520 520 760 760 Copper Evap Coils 440 440 620 620 SUPPLY FAN OPTIONS SUPPLY FAN 050 051 060 061 Supply Fan FC Class 2 41 41 41 41 Supply Fan AF Class 2 128 128 128 128 SUPPLY FAN MOTOR 050 051 060 061 Supply Fan Motor 5 HP 150 150 150 150 Supply Fan Motor 7 5 HP 117 117 117 117 Supply Fan Motor 10 HP 93 93 93 93 Supply Fan Motor 15 HP 20 20 20 20 Supply Fan M...

Page 21: ... Fan Motor 10hp 144 144 144 144 Exhaust Fan Motor 15hp 217 217 217 217 Return Fan Motor 5 HP 174 174 174 174 Return Fan Motor 7 5 HP 240 240 240 240 Return Fan Motor 10 HP 288 288 288 288 Return Fan Motor 15 HP 434 434 434 434 EXHAUST FAN VFD 050 051 060 061 Exhaust Fan VFD 5 10 HP 22 22 22 22 Exhaust Fan VFD 15 HP 51 51 51 51 CONDENSER GUARD OPTIONS MODEL 050 051 060 061 Condenser Coil Guard Wire...

Page 22: ... 1816 2288 2534 BASIC UNIT W ECONO 2236 2031 2318 2553 2236 2031 2318 2553 BASIC UNIT W ECONO and HEATING Hot Water Heat 2281 2092 2413 2632 2281 2092 2413 2632 BASIC UNIT W ECONO and HEATING Hot Water Heat and POWER EXHAUST 10HP motor modulating damper no VFD 2607 2390 2431 2652 2607 2390 2431 2652 MODEL 60 61 COORDINATE A B C D A B C D BASIC UNIT 2077 1868 2366 2630 2076 1873 2376 2634 BASIC UNI...

Page 23: ...UNIT 2241 2041 2483 2727 2241 2041 2483 2727 BASIC UNIT W ECONO 2469 2258 2510 2744 2469 2258 2510 2744 BASIC UNIT W ECONO and HEATING Hot Water Heat 2522 2327 2598 2815 2522 2327 2598 2815 BASIC UNIT W ECONO and HEATING Hot Water Heat and POWER EXHAUST 10HP motor modulating damper no VFD 2850 2628 2612 2833 2850 2628 2612 2833 MODEL 60 61 COORDINATE A B C D A B C D BASIC UNIT 2307 2092 2561 2824 ...

Page 24: ...28 2346 2148 2502 2732 BASIC UNIT W ECONO and HEATING hot Water Heat and POWER EXHAUST 10HP motor modulating damper no VFD 2673 2441 2509 2748 2672 2446 2519 2752 EXTENDED CABINET 50 51 A B C D A B C D BASIC UNIT 2241 2041 2483 2727 2241 2041 2483 2727 BASIC UNIT W ECONO 2469 2258 2510 2744 2469 2258 2510 2744 BASIC UNIT W ECONO and HEATING Hot Water Heat 2522 2327 2598 2815 2522 2327 2598 2815 BA...

Page 25: ...igned specifi cally for the YORK YPAL foot print This curb comes as an open condenser model and is shipped disassem bled and requires field assembly during installation Refer to the Installation Manual that is shipped with the roof curb for specific instructions For bottom sup ply and return openings the curb has matching connec tions to ease installation The curb should be located according to th...

Page 26: ...24 000 Static Pressure Range total 1 0 6 0 1 0 6 0 1 0 6 0 1 0 6 0 OPTIONAL SUPPLY FAN Quantity 1 1 1 1 Type AF AF AF AF Size 28 28 28 28 Motor Size Range HP 10 40 10 40 10 40 10 40 Air Flow Range CFM Cooling Min 10 000 22 500 10 000 22 500 10 000 24 000 10 000 24 000 Static Pressure Range Total 1 0 8 0 1 0 8 0 1 0 8 0 1 0 8 0 EXHAUST FAN Quantity Fans Motors 2 1 2 1 2 1 2 1 Type FC FC FC FC Size ...

Page 27: ...2 Size length x width in 12X24 24X24 12X24 24X24 12X24 24X24 12X24 24X24 Total Filter Face Area square feet 56 63 9 63 9 63 9 FILTERS 12 RIGID 95 IN POST FILTER POSITION Quantity 3 9 3 9 3 9 3 9 Size length x width in 16x20 25x16 25x20 16x20 25x16 25x20 16x20 25x16 25x20 16x20 25x16 25x20 Total Filter Face Area square feet 39 6 39 6 39 6 39 6 GAS FURNACES Staged Furnace Sizes input output steps 37...

Page 28: ...adjacent wall can exceed unit height 3 12 clearance required to adjacent units 4 8 service access recommended on one side 5 Economizer and exhaust hoods where applicable are folded inside unit for shipment 82 00 30 00 DOOR SWING CLEARANCE BOTH SIDES 78 00 CLEAR FOR COIL PULL 92 00 100 50 REAR VIEW 46 00 60 00 1 1 4 FPT DRAINS BOTH SIDES 39 00 AIRFLOW 1 50 91 00 CLEAR FOR COIL PULL 120 00 CLEAR 84 ...

Page 29: ...equired to adjacent units 4 8 service access recommended on one side 5 Economizer and exhaust hoods where applicable are folded inside unit for shipment 6 28 38 37 49 94 4 79 GAS BURNERS GAS HEAT EXHAUST FLUE FIELD INSTALLED 102 62 SIDE VIEW LEFT SIDE FRONT VIEW 1 50 78 00 CLEAR FOR COIL PULL 30 00 DOOR SWING CLEAR ANCE BOTH SIDES 95 25 92 00 82 00 84 00 CLEAR 91 00 CLEAR FOR COIL PULL 120 00 CLEA...

Page 30: ...ust hoods where applicable are folded inside unit for shipment SECTION DESCRIPTIONS EE Economizer FE Fan Exhaust _F Filter Segments CC Cooling Coils FS Supply Fan DP Discharge Plenum CO Condenser Section 82 00 30 00 DOOR SWING CLEARANCE BOTH SIDES 78 00 CLEAR FOR COIL PULL 92 00 100 50 FRONT VIEW AIRFLOW 339 00 170 31 ELECTRICAL SERVICE OA OA TOP VIEW 66 00 227 25 195 00 11 00 46 00 60 00 1 1 4 FP...

Page 31: ...e required to adjacent units 4 8 service access recommended on one side 5 Economizer and exhaust hoods where applicable are folded inside unit for shipment AIRFLOW 60 00 CLEAR FOR AIR INTAKE BOTH SIDES 136 82 106 00 1 50 1 1 4 FPT DRAIN LEFT SIDE ONLY 136 82 CLEAR 120 00 CLEAR 91 00 CLEAR FOR COIL PULL 95 25 92 00 82 00 30 00 DOOR SWING CLEARANCE BOTH SIDES 78 00 CLEAR FOR COIL PULL 385 81 170 31 ...

Page 32: ... folded inside unit for shipment Figure 8 LOCATION AND DIMENSION DRAWING 050 061 MODELS BOTTOM SUPPLY SIDE RETURN EXTENDED CABINET 170 31 AIRFLOW 60 00 CLEAR FOR AIR INTAKE BOTH SIDES 136 82 106 00 38 37 6 28 4 79 49 94 210 40 1 50 11 25 1 1 4 FPT DRAIN LEFT SIDE ONLY 84 00 CLEAR 385 81 ELECTRICAL SERVICE 4 22 246 81 277 56 5 74 63 25 2 1 8 OD COPPER CONNECTION TYP 120 00 CLEAR 91 00 CLEAR FOR COI...

Page 33: ...haust hoods where applicable are folded inside unit for shipment Figure 9 LOCATION AND DIMENSION DRAWING 050 061 MODELS SIDE SUPPLY REAR RETURN EXTENDED CABINET 170 31 AIRFLOW 60 00 CLEAR FOR AIR INTAKE BOTH SIDES 136 82 76 48 7 76 36 28 6 36 106 00 1 50 277 30 247 72 1 1 4 FPT DRAIN LEFT SIDE ONLY 84 00 CLEAR 385 81 ELECTRICAL SERVICE 72 21 6 40 120 00 CLEAR 91 00 CLEAR FOR COIL PULL 30 00 DOOR S...

Page 34: ... curbs 4 The YPAL unit does not have a base pan under the condensing section of the unit Field fabricated roof curbs must have a cap on the top of the condensing section of the curb to prevent moisture from entering the space The cap design must be sloped away from the supply duct opening to the end of the unit for the drainage of the moisture off of the top of the cap 229 56 66 08 333 69 41 19 71...

Page 35: ...ingle point power con nection MCA 1 25 x LOAD1 LOAD2 LOAD3 LOAD4 MOP 2 25 x LOAD1 LOAD2 LOAD3 LOAD4 If the MOP does not equal a standard current rating of an overcurrent protective device then the marked maximum rating is to be the next lower standard rating However if the device selected for MOP is less than the MCA then select the lowest standard maximum fuse size greater than or equal to the MC...

Page 36: ...FLA FLA FLA FLA FLA FLA FLA FLA 5 15 4 14 2 8 1 7 1 5 4 5 13 6 13 0 6 5 5 2 7 5 21 2 19 6 12 0 9 8 8 2 7 5 21 0 18 8 9 4 8 0 10 27 5 25 6 16 8 12 8 11 4 10 26 0 25 0 12 5 10 0 15 40 0 37 0 23 8 18 5 15 3 15 38 9 37 0 18 5 14 8 20 54 0 50 0 30 0 25 0 19 1 20 51 0 48 0 24 0 19 0 25 64 0 60 0 39 0 30 0 25 0 25 63 3 60 0 30 0 23 9 30 78 0 72 0 46 0 36 0 29 6 30 77 0 72 0 36 0 29 0 40 101 0 94 0 57 0 4...

Page 37: ...ter rack located prior to the evaporator coil Any optional pre filters ordered with the unit will be shipped inside the unit but must be field installed The unit can also be ordered with an extended cabinet and 95 efficient post filters These post filters are in stalled at the factory Pre filters must always be installed ahead of the evapo rator coil Post and pre filters must be kept clean and rep...

Page 38: ...mension must be at least 1 inch greater than de sign Total Static Pressure TSP of fan The trap and drain lines should be protected from freezing Plumbing must conform to local codes Use a sealing compound on male pipe threads Install con densate drain lines from the 1 1 4 inch NPT female connections on the unit to an open drain The unit must be properly trapped and charged with water before the un...

Page 39: ...lt input span for the control is 0 to 2 000 ppm with an output voltage range of 0 to 10VDC The field will need to supply an external power supply for the sensor This is in addition to the two wires connect to the unit The sensor connects to terminals DV and DV of ter minal block P20 on the Simplicity control board The wiring to the sensor should be a twisted shield pair grounded on one end Occupie...

Page 40: ...t is proportional to the change in voltage At 10 0VDC the control uses the upper setpoint COMMUNICATION The Simplicity Unit Controller is designed to commu nicate using Modbus Client protocol Through the use of a ModLINC translator the unit can also communi cate using BACnet MS TP protocol Through the use of a FREEnet Serial or USB adapter the Simplicity Unit Controller can be connected direct ly ...

Page 41: ...ol Stage 2 Y2 Y1 Cool Stage 1 Y1 W3 Heating Stage 3 W3 W2 Heating Stage 2 W2 W1 Heating Stage 1 W1 G Fan G R 24 VAC R C Common C X FAULT LIGHT Optional 10 WIRE THERMOSTAT R OCC PURGE BAS ECON BAS ECON Use shielded wire BAS ECONOMIZER INPUT 0 10 VDC Field Supplied VAV OPEN VAV OPEN VAV HEAT RELAY 24 VDC RELAY Field Supplied CO2 SENSOR Field Supplied 0 2000 PPM 0 10 VDC OUTPUT Use Shielded Wire Use ...

Page 42: ...any combination of loads Minimum Circuit Ampacity MCA is based on 125 of the rated load amps for the largest motor plus 100 of the rated load amps for all other loads includ ed in the circuit per N E C Article 440 34 The minimum recommended disconnect switch is based on 115 of the rated load amps for all loads in cluded in the circuit per N E C Maximum overcurrent protection is based upon 225 of t...

Page 43: ...als or optional molded disconnect switch 2 All electrical wiring must be made in accordance with all N E C and or local code requirements 3 Minimum Circuit Ampacity MCA is based on U L Standard 1995 Section 36 14 N E C Section 440 34 4 Maximum Dual Element Fuse size is based on U L Standard 1995 Section 36 15 N E C Section 440 22 5 Use copper conductors only LD13003 Field Power Supply Earth Ground...

Page 44: ...inimum Circuit Ampacity MCA is based on U L Standard 1995 Section 36 14 N E C Section 440 34 4 Maximum Dual Element Fuse size is based on U L Standard 1995 Section 36 15 N E C Section 440 22 5 Use copper conductors only 6 On units with an optional disconnect switch the supplied disconnect switch is a Disconnecting Means as defined in the N E C Section 100 and is intended for isolating the unit fro...

Page 45: ...e in accordance with all N E C and or local code requirements 3 Minimum Circuit Ampacity MCA is based on U L Standard 1995 Section 36 14 N E C Section 440 34 4 Maximum Dual Element Fuse size is based on U L Standard 1995 Section 36 15 N E C Section 440 22 5 Use copper conductors only 2L2 2L1 2L3 2L2 2L1 2L3 1L1 1L2 1L3 GND 1L1 1L2 1L3 Fi Su Field Power Supply 2 Earth Ground Line 3 Line 2 Line 1 GN...

Page 46: ...be run from the high pressure tap of the building static pressure transduc er to a static pressure tap field supplied located in the conditioned space The tap should be placed in a location where over pressurization will cause a prob lem for example in the lobby area where excessive pressure will cause the doors to remain open The tap should never be placed above the ceiling Static Pressure Probe ...

Page 47: ... 2017 2 Figure 17 ATMOSPHERIC SENSOR PROBE LD13127 Economizer Compartment Economizer Compartment Filter Compartment Filter Compartment The atmospheric probe should be mounted on the support post on the control side of the unit between the Economizer and the Filter compartment ...

Page 48: ...d by the air handling unit is depen dent on the speed of the fan the amount of air the fan is moving the fan type and the static efficiency of the fan In applications where sound and vibration trans missions may be objectionable good acoustical engi neering practices must be incorporated in the system design The YORK YPAL unit is designed for lower sound lev els than competitive units by using fle...

Page 49: ...e roof at the gas inlet connection of the unit The gas piping can enter the unit through an opening in the base of the gas heat section Many local codes require that a shut off valve be located external to the unit In these cases it is easier to run the gas pip ing on the roof and enter the unit through the side of the base rail Typical supply piping arrangements are shown in Figure 19 on page 49 ...

Page 50: ...nection must be installed immedi ately upstream of the gas supply connection to the furnace COMBUSTION VENT The combustion vent assembly is shipped in the return air section of the unit The combustion vent assembly must be mounted over the flue gas outlet fixed panel located to the right of the gas heat access door Install as follows 1 Remove the combustion vent assembly from the return compartmen...

Page 51: ...ve this require ment can lead to compressor damage and voiding of the compressor warranty CHECKING THE SYSTEM PRIOR TO INITIAL START NO POWER Unit Checks 1 Inspect the unit for shipping or installation dam age 2 Visually check for refrigerant piping leaks 3 The compressor oil level should be maintained so that an oil level is visible in the sight glass The oil level can only be tested when the com...

Page 52: ...prior to unit start up 16 If applicable verify installation of air filters re fer to SECTION 2 INSTALLATION for size and quantity 17 Verify Variable Frequency Drive setpoints for VAV unit Supply Fan and optional Variable Fre quency Drive Exhaust and or Return Fan drives The Supply Fan VFD is located to the right of the electrical control box in the supply fan blower compartment Refer to separate m...

Page 53: ...be a solid column of liquid visible in the sightglass when the TXV sta bilizes 4 Allow the compressor to run a short time being ready to stop it immediately if any unusual noise or adverse conditions develop 5 Check the system operating parameters by check ing evaporator superheat and condensing sub cooling Connect a gauge manifold set to the Schrader service valve connections on the liquid and co...

Page 54: ...22 on page 55 Example The suction pressure is 130 PSIG and the suction line temperature is 57 F Suction Line Temperature 57 F Saturation Temperature for 130 PSIG 45 F Evaporator Superheat 12 F When adjusting the expansion valve the adjusting screw should be turned not more than one turn at a time allowing sufficient time approximately 15 min utes between adjustments for the system and the ther mal...

Page 55: ...9 105 34 14 36 110 36 16 33 115 39 18 30 120 41 20 28 125 43 22 26 130 45 24 24 135 47 26 20 140 49 28 18 145 51 30 16 150 53 32 14 160 57 34 12 170 60 36 10 180 64 38 8 190 67 40 6 200 70 42 4 210 73 44 3 220 76 46 2 225 78 48 0 235 80 50 1 245 83 52 3 255 85 54 4 265 88 56 6 275 90 58 7 285 92 60 8 295 95 62 10 305 97 64 11 325 101 66 13 355 108 68 14 375 112 70 15 405 118 72 16 500 134 74 17 60...

Page 56: ...r breach in the flue passages could result in a roll out situation The roll out switch is a manual reset device The unit has two high temperature limit switches One located at the heat exchanger vestibule panel and the other located in the area of the heat exchanger return bend These limits are automatic reset devices If the limit opens the ignition control will de energize the gas valve On staged...

Page 57: ...urn the screw clockwise to decrease the mani fold pressure turn the screw counterclockwise Place your finger over the adjustment opening while verifying the manifold pressure 9 Place the heat section into low fire operation 10 Compare the low fire manifold pressure to Table 23 on page 56 Figure 22 MANIFOLD GAS PRESSURE ADJUSTMENT HIGH FIRE PRESSURE REGULATOR LOW FIRE PRESSURE REGULATOR TWO STAGE P...

Page 58: ...JOHNSON CONTROLS 58 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 3 START UP THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 59: ... cleaned to prevent compressor failure This can be accomplished through the installation of oversized suc tion and liquid line driers The driers may have to be changed several times to clean up the system depend ing on the degree of contamination Never use the scroll compressor to pump the refrigerant system down into a vacuum Doing so will cause internal arcing of the compressor motor which will ...

Page 60: ...ge and blade orientation for proper operation Entire Unit Inspection In addition to the checks listed in this section periodic overall inspections of the unit should be accomplished to ensure proper equipment operation Items such as loose hardware component operation refrigerant leaks unusual noises etc should be investigated and corrected immediately Figure 23 SHEAVE ALIGNMENT LD07634 CORD TOUCHI...

Page 61: ...es as standard If the unit is not equipped with the option al valve package suction discharge and liquid line valves the refrigerant will need to be recovered with a recovery machine to replace the filter drier If the unit is equipped with a valve package the unit can be pumped down by closing the liquid line ball valve prior to the filter drier while the unit is run ning initiating a unit pump do...

Page 62: ...haft to be supported by one bearing as you disassemble 9 Remove the wheel through the discharge or outlet area of the blower housing 10 Reassemble in reverse order centering the wheel between the edges of the inlet venturi If bearings were removed or replaced be sure to reuse any shim stock found between the mounting support plate and bearing housings 11 Torque all hardware Disconnect and lock out...

Page 63: ...ange pillow block or outer ring will damage the bearing internally Force applied in this way transmits the load to the inner race through the balls in the bearing Since the bearings are not de signed for axial loading the sides of the races in which the balls turn can be damaged If the bearing cannot be made to slip onto the shaft by pressing on the inner ring of the bearing check the shaft for bu...

Page 64: ...entric recessed cam will drop over and engage with the corresponding cam on the bearing inner causing it to grip the shaft tightly with a positive binding action See Figure 28 on page 63 and Figure 29 on page 64 Make sure the two cams engage smoothly and the locking collar is down flat against the shoulder of the inner ring The wide inner ring is now locked to the shaft Using a punch or similar to...

Page 65: ...hut the unit down and lock it out Check for proper engagement of locking collar and tightness of set screw s When replacing split bearings refer to manufacturer s instruction provided with the bearing It is extremely important to ensure that proper radial clearances are observed between the roller bearings and outer face Failure to make proper adjustments will cause prema ture failure of the beari...

Page 66: ...JOHNSON CONTROLS 66 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 4 MAINTENANCE THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 67: ...UPIED INPUT ENABLED must be dis abled using Parameter 71 under the PROGRAM key on the Simplicity control board or under the SYSTEMS OPTIONS tab in the Simplicity PC software package SECTION 5 SEQUENCE OF OPERATION 3 An Occupancy Command can be entered into the Simplicity Control using the Modbus com munication feature In order to use this feature OCCUPIED INPUT ENABLED must be en abled using Param...

Page 68: ...energized based on input from the thermostat as follows Y1 First Stage of Cooling 1st compressor from System 1 Y2 Second Stage of Cooling 2nd compressor from System 1 Y3 Third Stage of Cooling 1st compressor from System 2 Y4 Fourth Stage of Cooling 2nd compressor from System 2 Unoccupied Cooling Unoccupied cooling operation is the same as Occupied Aprogrammable thermostat would be required in orde...

Page 69: ...CCUPIED COOLING SETPOINT or CV UNOCCUPIED COOLING SETPOINT the control will bring on the first compressor from System 1 and start a 3 minute timer After 30 seconds the control will bring on the second compressor from System 1 If after 3 or 5 minutes the space temperature is between 1 5 F and 1 9 F above the CV OCCU PIED COOLING SETPOINT or CV UNOC CUPIED COOLING SETPOINT the control will bring on ...

Page 70: ...ackage CV OCCUPIED HEATING SETPOINT using Parameter 11 under the PROGRAM key on the Simplicity control board or under the HEATING SETUP tab in the Simplicity PC software pack age CV UNOCCUPIED COOLING SETPOINT using Parameter 12 under the PROGRAM key on the Simplicity control board or under the COOL ING SETUP tab in the Simplicity PC software package CV UNOCCUPIED HEATING SETPOINT using Parameter ...

Page 71: ...Occupied or Unoccupied The Simplicity Control will stage ON the heat as fol lows When the return air temperature is 1 5 F to 1 9 F below the CV OCCUPIED HEATING or CV UNOCCUPIED HEATING SETPOINT the con trol energizes the first stage of heat When the return air temperature is 2 0 F to 2 4 F below the CV OCCUPIED HEATING or CV UNOCCUPIED HEATING SETPOINT the con trol energizes the second stage of h...

Page 72: ...turned ON to verify the supply air tempera ture will not drop 5 0 F or more below the cool ing VAV COOLING SUPPLY TEMP UPPER SAT SETPOINT or VAV COOLING SUPPLY AIR TEMP LOWER SETPOINT If turning a compressor ON would result in the specified drop in supply air temperature the second compressor will not be turned ON The same logic will be used to stage ON compres sor 3 and 4 The Simplicity Control t...

Page 73: ...peration A second compressor will be turned ON if both of the following criteria are met The supply air temperature is still 5 0 F or more greater than the VAV UPPER COOLING SAT SETPOINT or VAV LOWER COOLING SAT SETPOINT The Simplicity Control uses the temperature difference calculated when the first compressor was turned ON to verify the supply air tempera ture will not drop 5 0 F or more below t...

Page 74: ...rol will control the operation of the compressors as follows If the return air temperature is 2 0 F or more above the VAV SUPPLY AIR TEMP RESET SETPOINT the control will use the VAVCOOL ING SUPPLY AIR TEMP LOWER SETPOINT If the return air temperature is not 2 0 F or more above the VAV SUPPLY AIR TEMP RESET SETPOINT the control will use the VAVCOOL ING SUPPLY AIR TEMP UPPER SETPOINT If the control ...

Page 75: ...ED HEATING SETPOINT should always be set below the MORNING WARM UP RAT SETPOINT The unit will terminate Occupied Heating when the re turn air temperature is equal to the MORNING WARM UP RAT SETPOINT Heating Unoccupied Stand Alone The Simplicity Control cannot operate unoccupied heating with this method of control COMPRESSOR STAGING The Unit Controller performs compressor staging as follows On a ca...

Page 76: ...e Control Range The VFD controls the speed of the fan based on a dis charge pressure setpoint and a differential range When discharge pressure reaches approximately 270 PSIG the VFD will start the fan if the Unit Controller is call ing for compressor condenser fan operation The bi nary outputs from the Unit Controller are as shown in Table 27 on page 76 Table 27 BINARY OUTPUTS CONDENSER FAN CONNEC...

Page 77: ...s turned ON using Parameter 55 un der the PROGRAM key on the Simplicity control board or under the FANS tab in the Simplicity PC software package the supply fan will operate continuously whenever the unit is in the occupied mode If TURN OFF CONTINUOUS FAN WHEN START HEAT is turned ON using Parameter 7 under the PROGRAM key of the Simplicity con trol board or under the FANS tab in the Simplic ity P...

Page 78: ...oft ware package The Simplicity Control uses a proportional integral control algorithm to maintain the DUCT PRESSURE SETPOINT by varying the speed of the supply fan As the duct static pressure goes up the speed goes down set an Air Pressure Switch Unit Lockout Alarm Code 24 and turn off all outputs The Simplicity Control will retry the fan output every 30 minutes for three retries If after three r...

Page 79: ... EXHAUST tab in the Simplicity PC software package The economizer will become active and use outdoor air for cooling when The outside air temperature is less than or equal to the ECONOMIZER OUTSIDE AIR TEMP EN ABLE SETPOINT The Simplicity Control has a demand for cooling operation If the outdoor air temperature was above the ECONOMIZER OUTSIDE AIR TEMP ENABLE SETPOINT when the cooling cycle was in...

Page 80: ...ED must be dis abled using Parameter 32 under the PROGRAM key on the Simplicity Control board or under the ECONOMIZER EXHAUST tab in the Simplicity PC software package OUTSIDE AIR HUMIDITY SENSOR IN STALLED must be disabled using Parameter 36 under the PROGRAM key on the Simplicity Control board or under the EQUIPMENT IN STALLATION tab in the Simplicity PC software package RETURN AIR HUMIDITY SENS...

Page 81: ...V COOLING SUPPLY AIR TEMP UPPER SETPOINT When the space temperature is equal to or greater than 2 0 F above the VAV SUPPLY AIR TEMP RESET SETPOINT the Simplicity Control will use the VAV COOLING SUPPLY AIR TEMP LOWER SETPOINT Economizer Compressor Operation The Simplicity Control will use outdoor air without compressor operation when the following is true Economizer is active The outdoor air tempe...

Page 82: ...tion only The unit must be configured as a Constant Volume unit The unit must be in an occupied or unoccupied cooling mode The sequence of operation is as follows When the supply air temperature is 0 1 F less than the SUPPLY AIR TEMP LIMIT COOLING SETPOINT the economizer damper will start to open If the economizer damper opens 100 and the supply air temperature is still 0 1 F less than the SUPPLY ...

Page 83: ...economizer will modulate the outside return air mix to keep supply air temperatures within the upper and lower Comfort Ventilation setpoints The control will modulate the economizer and energize cooling or heating if necessary to keep the supply air temperature within the Comfort Ventilation setpoints even though the space temperature requirements are satisfied The following criteria must be prese...

Page 84: ...sor operation COMFORT VENTILATION FOR COOLING ENABLED must be enabled In order for heat stages to operate COMFORT VENTILATION FOR HEATING ENABLED must be enabled Economizer operation will occur with either or both COMFORT VENTILATION FOR COOL ING ENABLED or COMFORT VENTILATION FOR HEATING ENABLED enabled EXCESSIVE SAT SUPPLY AIR TEMPERATURE CONTROL This feature is only available on Constant Volume...

Page 85: ... compressor with the shortest run time The Simplicity Control starts a 10 minute and 3 minute timing sequence If after 3 minutes the supply air temperature is still 0 1 F below the SUPPLY AIR TEMP LIMIT COOLING SETPOINT the control will turn off the next compressor with the shortest run time The Simplicity Control will continue to turn off compressors every 3 minutes until the supply air temperatu...

Page 86: ...ir temperature is still greater than the SUPPLY AIR TEMP LIMIT HEATING SETPOINT minus 10 1 F the Sim plicity Control will keep the heat stage s off un til the supply air temperature is equal to or less than the SUPPLY AIR TEMP LIMIT HEATING SETPOINT minus 10 1 F The Simplicity Con trol will turn the heat stage s back ON provided there is still a demand for the staged off heat stage SPACE SENSOR WI...

Page 87: ...erminals of the P19 connector REDLINE The feature can be used to temporally reduce the elec trical consumption of the unit by reducing the number of compressor that are turned ON This feature is only available as a communicated input to the Simplicity Elite control The BACnet name is SET_REDLINE and the BACnet instance number is BV12 For Mod bus use address HEX 41L address DEC 65L Bit 0 Sequence o...

Page 88: ... or cooling function of the unit to bring the temperature of the space up to the CV OCCUPIED COOLING and CV OCCUPIED HEATING setpoints prior to the start of the occupied period INTELLI START OPERATION ENABLE must be programmed in order to use this feature under the SYS TEMS OPTIONS tab of the Simplicity PC software package The following criteria must be met for Morning Warm up operation Intelli St...

Page 89: ...previous days start up period If the current outdoor air temperature is 10 0 F or more above the previous day the Simplic ity Elite control will add 5 minutes to the above calculated recovery time for every 10 0 F differ ence If heating mode is selected the Simplicity Elite control will also compare the current outdoor temperature to the outdoor temperature recorded during the previous start up pe...

Page 90: ... or above the MORN ING WARM UP VAV RETURN AIR TEMP SETPOINT HYDRONIC HEAT The following parameters must be programmed to use Hydronic Heat HEATING MODE ENABLED FOR OPERA TION must be enabled using Parameter 54 under the PROGRAM key of the Simplicity Elite con trol board or under the HEATING SETUP tab in the Simplicity PC software package HYDRONIC HEATING ENABLED must be en abled using Parameter 18...

Page 91: ... during the above sequence VENTILATION The unit can be ordered programmed for the follow ing ventilation options None Manual Fixed Minimum Economizer option required Demand Ventilation Economizer option re quired Manual This option uses a manually adjustable outdoor air damper that can set in a fixed position to control the amount of outdoor air that is brought into the building for ventilation As...

Page 92: ...MAND VENTILATION tab in the Simplicity PC software package Definitions The following definitions apply to Demand Ventila tion IAQ SENSOR RANGE This establishes the span the Simplicity Elite control uses in PPM 0 PPM would be equal to a 0 volts input to the Simplicity Elite control IAQ SENSOR RANGE would be equal to 10 volts input to the Simplicity Elite control The IAQ SENSOR RANGE must match the ...

Page 93: ... AMBIENT ECONOMIZER SETPOINT This parameter can be programmed be tween 0 and 99 It would normally be programmed less than the ECONOMIZER MINIMUM POSITION parameter When the outdoor temperature is equal to or less than the LOW AMBIENT ECONOMIZER SETPOINT the Simplicity Elite control will set the minimum position of the outdoor damper to the programmed LOW AM BIENT ECONOMIZER MINIMUM POSITION set ti...

Page 94: ... the output to the ex haust fan motor The output is at the EXH terminal of the P13 connector When the building static pressure is 0 015 WC or more below the BUILDING PRESSURE SETPOINT the Simplicity Elite control opens the output to the exhaust fan motor The minimum run time is 10 seconds and the minimum off time is 60 seconds Modulating Damper with Fixed Speed Exhaust This exhaust option uses a s...

Page 95: ... ware package BUILDING PRESSURE SETPOINT must be programmed using Parameter 31 under the PRO GRAM key on the Simplicity Elite control board or under the ECONOMIZER EXHAUST tab in the Simplicity PC software package EXHAUST VFD INSTALLED must be turned ON using Parameter 45 under the PROGRAM key on the Simplicity Elite control board or under the ECONOMIZER EXHAUST tab in the Sim plicity PC software ...

Page 96: ... enabled using the ECONOMIZER EXHAUST tab of the Simplicity PC software package Sequence of Operation In the occupied mode anytime the supply fan is ener gized the exhaust fan will also be turned ON If ERV UNOCCUPIED FAN ENABLED is enabled the exhaust fan will operate in either the occupied or unoccupied mode when the supply fan is energized If the unit has a Exhaust Fan VFD the output voltage to ...

Page 97: ...ill be initiated The range is 1 to 120 minutes in 1 minute increments The unit must have been in a given operating mode for 10 minutes before trending will begin Every time the trend moves towards the space temperature setpoint the SPACE TEMP TREND ING ALARM TIME will reset to zero When the temperature is above or below the SPACE TEMP TRENDING ALARM TEMP and the trend continues to be away from the...

Page 98: ... MINIMUM POSITION Alarm and flash an Alarm Code 40 b If the supply air temperature is not above the SUPPLY AIR TEMP ALARM SETPOINT FOR HEATING the Simplicity Elite con trol will declare a SUPPLY AIR TEMP ALARM FOR HEATING Alarm and flash an Alarm Code 39 3 After the heating cycle is completed the Simplic ity Elite control sets the outdoor damper to its minimum position 4 In order to reset the abov...

Page 99: ...TION alarm and flash an Alarm Code 40 b If the supply air temperature is not below the SUPPLY AIR TEMP ALARM SETPOINT FOR COOLING the Simplicity Elite con trol will declare a SUPPLY AIR TEMP ALARM SETPOINT FOR COOLING alarm and flash an Alarm Code 38 3 After the cooling cycle is completed the Simplic ity Elite control sets the outdoor damper to its minimum position 4 In order to reset the above al...

Page 100: ...JOHNSON CONTROLS 100 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 5 SEQUENCE OF OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 101: ...ON This button puts the board into the program mode In the program mode the control displays the parameter number of the two digit display and the data for the parameter of the four digit display For example the Occupied Cooling Setpoint is param eter address 10 The addresses are listed on the Param eter Points list Pressing the program button once plac es the board in program mode The two digit d...

Page 102: ... the control to scan the communication bus The control automatically locates the first vacant communications address and changes its address to that address It will then display the ad dress on the display for two seconds The controller is then connected to the network When connected to a network pressing the button twice within five seconds causes the network address to be displayed for two secon...

Page 103: ...lve Reverse Acting Parameter Bit 0 OFF 1 ON OFF 22 Remote Control Input Enable For Third Party BAS Parameter Bit 0 OFF 1 ON OFF 23 Vav Cooling Supply Air Temp Upper Setpoint Degrees F 40 70 60 24 Vav Cooling Supply Air Temp Lower Setpoint Degrees F 40 70 55 25 Vav Supply Air Temp Reset Setpoint Degrees F 40 85 72 26 Vav Occupied Heating Enabled Parameter Bit 0 OFF 1 ON OFF 27 Vav Occupied Heating ...

Page 104: ...Bas Economizer Enabled Parameter Bit 0 OFF 1 ON OFF 59 Year Year Bcd 00 99 4 60 Month Month 1 12 1 61 Day Of Month Day Of Month 1 31 1 62 Day Of Week Day Of Week 1 7 1 63 Hour Hours 0 23 0 64 Minute Minutes 0 59 0 65 Supply Air Temp Degrees F 40 180 0 66 Return Air Temp Degrees F 40 180 0 67 Outside Air Temp Degrees F 40 180 0 68 Space Temp Degrees F 40 180 0 69 Outside Air Humidity Humidity 0 100...

Page 105: ...se for set up and trou bleshooting is to connect the Simplicity Control to a PC or Personal Computer with Simplicity PC soft ware installed Simplicity PC software is available through the York web site The instructions for down loading the software are as follows Simplicity PC Download 1 On the internet connect to York Com 2 Left click on software ...

Page 106: ...JOHNSON CONTROLS 106 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE 3 Left click on download to download the software and instruction manual ...

Page 107: ...ER TERMINAL BOARD MARKING GREEN GND BROWN TDA WHITE TDB Establishing Communication 1 After installing the Simplicity PC software on the computer the Simplicity PC icon will appear on the desktop Double click on the Simplicity icon to open the Simplicity window Double click on Simplicity PC icon LD13039 2 Click on the Add button and a dialog box will appear as shown below 3 In the Connection Type d...

Page 108: ...N CONTROLS 108 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE 2 Left click on Add button LD13040 3a Select Serial USB direct connection 4 Click Add button 3b Select proper Port Number LD13041 ...

Page 109: ...d when set up on the network 6 Move the cursor to the small box next to the left of the device name and left click The software will find all Simplicity devices connected to the network The devices will appear in the tree un der the name of the connection device The names of the devices will depend upon what they were named when set up on the network 7 Left click on the particular Simplicity devic...

Page 110: ... 8 07 2017 SECTION 6 USER INTERFACE 8 The right hand side of the screen fills with a series of tabs The tabs allow you to access read and change settings for that device Click on the tab that corresponds to the information you wish to access LD13043 ...

Page 111: ...RFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 Simplicity PC Data Screens The following pages identify the data contained in each of the tabs Move the cursor to the tab and left click to open EQUIPMENT INSTALLATION LD13016 DEVICE NAMES LD13015 ...

Page 112: ...JOHNSON CONTROLS 112 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE SENSOR READINGS LD13017 ...

Page 113: ...JOHNSON CONTROLS 113 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 ECONOMIZER EXHAUST LD13018 ...

Page 114: ...JOHNSON CONTROLS 114 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE FANS LD13019 ...

Page 115: ...JOHNSON CONTROLS 115 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 COOLING SETUP LD13020 ...

Page 116: ...JOHNSON CONTROLS 116 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE COOLING STATUS LD13021 ...

Page 117: ...JOHNSON CONTROLS 117 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 HEATING SETUP LD13022 ...

Page 118: ...JOHNSON CONTROLS 118 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE HEATING STATUS LD13023 ...

Page 119: ...JOHNSON CONTROLS 119 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 SYSTEM OPTIONS LD13024 ...

Page 120: ...JOHNSON CONTROLS 120 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE OUTPUTS STATUS LD13025 ...

Page 121: ...JOHNSON CONTROLS 121 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 INPUTS LD13014 COMFORT DEMAND VENTILATION LD13026 ...

Page 122: ...JOHNSON CONTROLS 122 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE GRAPHIC LD13027 CLOCK LD13028 ...

Page 123: ...licity PC software under the WEEKLY SCHEDULE SETTINGS tab The weekly schedule has two Occupied Unoccupied times for each of the seven days When both the Occupied and Unoccupied times are programmed to 12 00 AM that period is dis abled If all the times are programmed to 12 00 AM the unit will operate 24 hours a day 7 days a week WEEKLY SCHEDULE SETTINGS LD13029 ...

Page 124: ...liday schedule left click on the box next to the holiday event you want to program Click on the down arrow key to set the start date the current month and year calendar will appear Use the cursor to select the year month and day you want the holiday schedule to start Use the up and down arrow key to select the time you want the holiday schedule to start Finally se lect the number of days you want ...

Page 125: ...JOHNSON CONTROLS 125 SECTION 6 USER INTERFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 ALARMS LD13031 ...

Page 126: ... ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE Revising Settings To change a setpoint move the cursor to the value you want to change and left click and highlight the item Left click to highlight Double click to open change screen LD13032 ...

Page 127: ...ISSUE DATE 8 07 2017 6 To open the change screen double left click The screen will show the current value and the accept able range Us the numeric key pad to enter the revised setting Left click on Update and the value will be change at the Unit Controller LD13033 ...

Page 128: ...100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 6 USER INTERFACE To change a value move the cursor to the value you want to change and left click and highlight the item Left click to highlight Double click to open change screen LD13034 ...

Page 129: ...RFACE FORM 100 50 NOM6 ISSUE DATE 8 07 2017 6 The screen will show the current value and option Move the cursor and left click on the option you want to turn on Left click on Update and the value will be change at the Unit Controller LD13035 ...

Page 130: ...ng 1 Accumulated Run Time Hours High BYTE 05 L 5 L NA 0 0 255 Heating 1 Accumulated Run Time Hours Low BYTE 06 H 6 H NA 0 0 255 Heating 2 Accumulated Run Time Hours High BYTE 06 L 6 L NA 0 0 255 Heating 2 Accumulated Run Time Hours Low BYTE 07 H 7 H NA 0 0 255 Heating 3 Accumulated Run Time Hours High BYTE 07 L 7 L NA 0 0 255 Heating 3 Accumulated Run Time Hours Low BYTE 08 H 14 L 8 H 20 L NA Regi...

Page 131: ... 1 C2 Overload Closed 2 1 C3 Overload Closed 3 1 C4 Overload Closed 4 1 Purge Switch Closed Active 5 1 OCC Input On 6 NA 7 1 Dirty Filter Closed Dirty Condition 16 L 22 L NA Input Status BYTE 4 0 1 Gas Valve 1 On 1 1 Gas Valve 2 On 2 1 Gas Valve 3 On 3 1 Limit 1 Closed Not Tripped 4 1 Limit 2 Closed 5 1 Limit 3 Closed 6 NA 7 NA 17 L 23 H NA Input Status BYTE 5 0 1 Fan Overload Closed Not Tripped 1...

Page 132: ...On 7 1 Exhaust Fan On 18 L 24 L NA Output Status BYTE 2 0 1 Stage 1 Heat On 1 1 Stage 2 Heat On 2 1 Stage 3 Heat On 3 NA 4 NA 5 NA 6 NA 7 NA 19 H 25 H NA Output Status Byte 3 0 1 Compressors Off Because Free Cooling Is Available 1 1 Compressors Off Because Of Low Ambient 2 1 Compressors Off Because Supply Voltage Is Low 3 1 Control Is In Comfort Ventilation Mode 4 1 Disable Control Is Active 5 1 E...

Page 133: ...re Occupancy Purge Enabled 6 1 Demand Ventilation Enabled 7 1 Building Pressure Sensor Installed 1B H 27 H NA 193 Option BYTE 4 0 1 Power Exhaust Present 1 1 Modulating Power Exhaust Present 2 1 Exhaust VFD Present 3 1 Low Ambient Kit Installed 4 1 Dirty Filter Switch Present 5 1 Intelli Start Operation Enabled 6 1 Indoor Fan Operates With Space Sensor Present CV 7 1 Daylight Savings Time Enabled ...

Page 134: ...t For 1st Stage Heating 5 1 Request For 2nd Stage Heating 6 1 Request For 3rd Stage Heating 7 1 Request For Fan 27 H 33 L 39 H 51 L NA Registers 39 51 Store The Model Number When Written All 13 Registers At 2 Bytes Per Register Should Be Written The Format Is ASCII Character 1 Is In 39 H Character 2 Is In 39 L Character 3 Is In 40 H And So On 34 H 40 L 52 H 64 L NA Registers 52 64 Store The Serial...

Page 135: ...pied Minute 2 4D H 50 L 77 H 80 L NA NA NA Day 2 Same Format As Day 1 51 H 54 L 81 H 84 L NA NA NA Day 3 Same Format As Day 1 55 H 58 L 85 H 88 L NA NA NA Day 4 Same Format As Day 1 59 H 5C L 89 H 92 L NA NA NA Day 5 Same Format As Day 1 5D H 60 L 93 H 96 L NA NA NA Day 6 Same Format As Day 1 61 H 64 L 97 H 100 L NA NA NA Day 7 Same Format As Day 1 65 H 101 H 0 0 12 Holiday 1 Start Month 65 L 101 ...

Page 136: ... NA Holiday 19 Same Format As Holiday 1 9E H A0L 158 H 160 L NA NA NA Holiday 20 Same Format As Holiday 1 A1 H 161 H 0 255 Supply Air Temperature 1 10 Degrees High BYTE 16 Bit Value 0 40 Degrees F A1 L 161 L 0 255 Supply Air Temperature 1 10 Degrees Low BYTE 16 Bit Value 0 40 Degrees F A2 H 162 H 0 255 Outside Air Temperature 1 10 Degrees High BYTE 16 Bit Value 0 40 Degrees F A2 L 162 L 0 255 Outs...

Page 137: ...Heating Limit Setpoint Degrees F B0 H 176 H 120 80 180 Hydronic Heating Stage 1 Supply Air Setpoint Degrees F B0 L 176 L 150 80 180 Hydronic Heating Stage 2 Supply Air Setpoint Degrees F B1 H 177 H 80 60 85 Comfort Ventilation Upper Setpoint Degrees F B1 L 177 L 70 60 85 Comfort Ventilation Lower Setpoint Degrees F B2 H 178 H 60 40 70 VAV Cooling Supply Air Temperature Upper Setpoint Degrees F B2 ...

Page 138: ...91 H 5 0 25 Space Sensor Alarm Temperature Degrees F 0 Disabled BF L 191 L 60 0 120 Space Sensor Alarm Time Minutes 0 Disabled C2 H 194 H 0 0 255 Intelli Start Recovery Time Minutes 0 Disabled C3 H 195 H ASCD Timer For Compressor 1 High BYTE C3 L 195 L ASCD Timer For Compressor 1 Low BYTE Seconds Counts Down C4 H 196 H ASCD Timer For Compressor 2 High BYTE C4 L 196 L ASCD Timer For Compressor 2 Lo...

Page 139: ...er Valve Output Status 0 100 2 10VDC D5 L 213 L 0 100 Hot Gas Reheat Valve Output Status 0 100 2 10VDC D6 H 214 H 0 100 Economizer Damper Output Status 0 100 2 10VDC D7 H 215 H NA 0 Option Byte 6 0 1 Comfort Ventilation For Cooling Enabled 1 1 Comfort Ventilation For Heating Enabled 2 1 Temperature Humidity Control Enabled 3 1 Hot Gas Reheat Alternate Operation Enabled 4 1 Network Occupied Flag OC...

Page 140: ...nds Counts Down E0 L 224 L Heating Stage 1 Minimum Run Timer Seconds Counts Down E1 H 225 H ASCD Timer For Heating Stage 2 Seconds Counts Down E1 L 225 L Heating Stage 2 Minimum Run Timer Seconds Counts Down E2 H 226 H ASCD Timer For Heating Stage 3 Seconds Counts Down E2 L 226 L Heating Stage 3 Minimum Run Timer Seconds Counts Down E3 H 227 H 0 0 99 Low Ambient Economizer Minimum Position Percent...

Page 141: ...witch the unit in COMFORT VENTILATION mode COMFORT VENTILATION UPPER SETPOINT This parameter is the upper setpoint used by the Unit Controller to determine when to switch the unit in COMFORT VENTILATION mode COMP 1 ASCD ACTIVE This is used to determine the status of the off cycle timer ON means the compressor 1 is in this mode COMP 1 ASCD TIMER This gives the actual time of the off cycle timer for...

Page 142: ...ompressor System 4 has been operative COMPRESSORS AVAILABLE FOR COOLING This parameter identifies the numbers of compressor the Unit Controller is set up to control CONDENSER FAN 1 OUTPUT This gives the status of the binary output from the Unit Controller to the 1 condenser fan OFF or ON CONDENSER FAN 2 OUTPUT This gives the status of the binary output from the Unit Controller to the 2 condenser f...

Page 143: ... ON to enable the dirty filter feature on the unit A dirty filter switch must also be installed for this feature to function DUCT PRESSURE SETPOINT The Unit Controller varies the speed of the supply fan on a VAV unit to maintain this programmed setpoint DUCT PRESSURE SHUTDOWN SETPOINT If the duct static pressure on a VAV unit exceed this value the unit will shut down the fan and lock out the unit ...

Page 144: ... parameter must be turned ON to enable this feature FAN G THERMOSTAT INPUT This gives the status of the binary input to the G terminal of the Unit Controller OFF or ON FAN ASD TIMER This is the status of the supply fan off delay in seconds FAN OFF DELAY TIMER FOR COOL This gives the status of the cooling time off delay in seconds FAN OFF DELAY TIMER FOR HEAT This gives the status of the cooling ti...

Page 145: ...ot available on these units HOT WATER VALVE OUTPUT STATUS This gives the status of the analog Unit Controller output to the hydronic valve in HOT WATER VALVE OUTPUT STATUS REVERSE ACTING This gives the status of the analog Unit Controller output to the hydronic valve in when the unit is programmed for a reverse acting valve HOUR This parameter is used to enter the hour of the current time based on...

Page 146: ...rm preceding alarm 3 LAST ALARM 5 This parameter identifies the alarm oldest in history LEAD LAG EQUALIZE COMPRESSOR RUN TIME ENABLED This parameter enables lead lag operation for the compressor OFF or ON LIMIT SWITCH 1 This gives the status of the binary input from the limit switch to the Unit Controller for heat section 1 in seconds OFF Faulted ON Normal LIMIT SWITCH 2 This gives the status of t...

Page 147: ...On and OFF points for VAV Occupied Heating operation in the stand alone or space sensor mode of operation It is also used to control the heating option in the morning warm up mode MORNING Warm up ENABLE This parameter must be turned ON to enable morning warm up operation NETWORK OCCUPIED FLAG This gives the status of the communicated occupied command OFF unoccupied ON occupied OCC INPUT This is th...

Page 148: ...E TEMPERATURE SENSOR OUTSET This is the actual space sensor offset amount being used by the Unit Controller in degrees SPACE SENSOR DETECTED Identifies if the Unit Controller has detected the presence of a space sensor If the Unit Controller detects a space sensor it will self configure to use it for control of the unit SPACE SENSOR FAULT OVERRIDE ENABLE When this option is turned ON the controlle...

Page 149: ...n of the economizer damper is controlled by an external 2 10VDC input TURN OFF CONTINUOUS FAN WHEN STARTING HEAT If this parameter is turned ON and the unit is running continuous fan the control will stop the supply fan at the start of a heating cycle and turn it back on based on the FAN ON FOR HEAT setting UNIT MODEL NUMBER This allows the unit model number to be entered for the unit through the ...

Page 150: ...JOHNSON CONTROLS 150 FORM 100 50 NOM6 ISSUE DATE 8 07 2017 SECTION 7 PARAMETER DESCRIPTIONS AND OPTIONS THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 151: ...ntering Temp Flex Evap Temp Outside Air Temp Return Air Temp Suction Temp 1 Suction Temp 2 Zone Temp Under Floor Temp Duct Pressure Transducer The Duct Pressure Transducer is located behind the right hand damper door The purpose of the transducer is to sense and convert the static pressure in the sup ply side of the duct to a 0 to 5VDC voltage The DC voltage is sent to the Unit Controller and comp...

Page 152: ...e technician can insert a tee into the pneumatic tubing and connect a manometer to the tee to verify the pressure being applied to the transducer Once this pressure is known a com parison can be made of the building pressure vs output VDC from the transducer A practical and quick check of this transducer can also be accomplished by removing the pneumatic tubing lines from both the low and high sid...

Page 153: ...0 to 5VDC Table 41 on page 154 illustrates the DC volt output from the trans ducer for a given discharge pressure Suction Pressure Transducer The optional suction pressure transducer is located in the common suction line of the tandem compressors for each refrigerant circuit The purpose of the trans ducer is to sense and convert the suction pressure to a DC voltage The DC voltage is then sent to t...

Page 154: ...input and displays the fur nace section status Table 42 on page 154 shows the relationship between the DC voltage and the furnace operation status Table 41 PRESSURE TRANSDUCERS SUCTION TRANSDUCER DISCHARGE TRANSDUCER PRESSURE PSIG VOLTAGE VDC PRESSURE PSIG VOLTAGE VDC 0 0 5 0 0 5 25 0 75 32 5 0 7 50 1 65 0 9 75 1 25 97 5 1 1 100 1 5 130 1 3 125 1 75 162 5 1 5 150 2 195 1 7 175 2 25 227 5 1 9 200 2...

Page 155: ...1200 3 00 240 0 60 1280 3 20 320 0 80 1360 3 40 400 1 00 1440 3 60 480 1 20 1520 3 80 560 1 40 1600 4 00 640 1 60 1680 4 20 720 1 80 1760 4 40 800 2 00 1840 4 60 880 2 20 1920 4 80 960 2 40 2000 5 00 1040 2 60 Figure 33 CONNECTOR LOCATIONS P15 P16 P5 P4 TERM VAV OPEN TERM VAV OPEN P12 P13 TERM 24VAC P10 P14 SD2 FSP FSI R SD1 P3 P2 P1 COM TERMINALS P8 P19 P7 P11 P20 P6 P9 P21 P22 LD13124 ...

Page 156: ...RE INPUT P11 AI SAT 308 SUPPLY AIR TEMPERATURE INPUT P14 AO ECO 406 OUTDOOR DAMPER OUTPUT P14 AO ECO 405 OUTDOOR DAMPER OUTPUT P14 AO EXD 408 EXHAUST FAN VFD DAMPER OUTPUT P14 AO EXD 407 EXHAUST FAN VFD DAMPER OUTPUT P14 AO HGR NOT USED P14 AO HGR NOT USED P14 AO HWV 410 HOT WATER VALVE OUTPUT P14 AO HWV 409 HOT WATER VALVE OUTPUT P14 AO VFD 402 SUPPLY FAN VFD OUTPUT P14 AO VFD 401 SUPPLY FAN VFD ...

Page 157: ...99 24VAC TO COMMON P15 DI HSP1 400 COMPRESSOR SYSTEM 1 HIGH PRESSURE INPUT P15 DI HSP2 NOT USED P15 DI HSP2 400 JUMPERED TO HSP1 P16 DI HSP3 431 24VAC TO COMMON P16 DI HSP3 432 COMPRESSOR SYSTEM 2 1 HIGH PRESSURE INPUT P16 DI HSP4 NOT USED P16 DI HSP4 432 JUMPERED TO HSP3 P10 DI LIM1 507 HEAT SECTION 1 LIMIT INPUT P10 DI LIM2 522 HEAT SECTION 2 LIMIT INPUT P10 DI LIM3 533 HEAT SECTION 3 LIMIT INPU...

Page 158: ...LD INPUT G SUPPLY FAN INPUT P1 FIELD INPUT OCC OCCUPIED INPUT P3 FIELD INPUT PURGE SMOKE PURGE INPUT P1 FIELD INPUT R HOT SIDE OF 24VAC SUPPLY P19 FIELD INPUT REM REMOTE RESET P19 FIELD INPUT REM REMOTE RESET P1 FIELD INPUT SD NOT USED P8 FIELD INPUT GND SPACE TEMPERATURE INPUT COMMON P8 FIELD INPUT SSO SPACE TEMP SENSOR OFFSET P8 FIELD INPUT ST SPACE TEMPERATURE INPUT P2 FIELD INPUT W1 IST STAGE ...

Page 159: ... display located above the four digit display The current and last five alarms can also be views un der the ALARM tab using the Simplicity PC soft ware A unit lockout can be reset in three ways Removing the 24VAC supply to the Unit Controller Press the TEST UP button twice in 5 seconds By a communicated command Table 46 ALARM CODE DESCRIPTIONS ALARM CODE DESCRIPTION 01 Compressor System 1 Compress...

Page 160: ... The Air Proving Switch Circuit Has Not Opened 26 A Microelectronics Failure Has Occurred And The Control Is Operating On Defaults 27 A Microelectronics Failure Has Occurred And The Control Is Down Due To A Fatal Fault 28 This Indicates The Supply Fan Binary Output Is Turned On And The Supply Fan Overload Circuit Is Open This Has To Occur 3 Times Within A Two Hour Window 29 This Indicates The Outd...

Page 161: ... the high pressure switch for system 1 compressors 1A 1B opens it will generate both a 01 and 02 alarm code Likewise if the high pressure switch opens for system 2 compressors 2A 2B opens it will generate both a 03 and 04 alarm code The high pressure switch opens at 625 PSIG and clos es at 500 PSIG In order to generate a high pressure lockout the high pressure switch must open three times within a...

Page 162: ...r The limit input for heat section 2 is located at terminal LIM2 wire 522 of the P10 connector The limit input for heat section 3 is located at terminal LIM3 wire 533 of the P10 con nector Gas Heating Alarms 16 17 18 The Unit Controller monitors the output to the gas valve If the Unit Controller is calling for the operation of the heat stage and voltage is not present after 5 con tinuous minutes i...

Page 163: ... Unit Control ler is shut down Try recycling power to the control If the fault reappears replace the Unit Controller Supply Fan Overload Alarm 28 The Unit Controller monitors this circuit anytime the supply fan is operative If this input is lost for 50 mil liseconds the control will shut down all unit operation If the voltage input does not return in 5 minutes the control will turn on the alarm If...

Page 164: ...or and C on the P1 connector If 24VAC is present and the unit is not supposed to be in the Purge mode trace the field wiring to determine why the volt age is present High Duct Static Pressure Alarm 37 This alarm indicates the duct static pressure has ex ceeded the Duct Static Shutdown Setpoint The prob lem could be caused by a faulty Duct Static Pressure Transducer input To check measure the VDC i...

Page 165: ...or above the space tem perature setpoint and the trend continues to be away from the space temperature setpoint and the SPACE TEMP TRENDING ALARM TIME has expired Duct Static Low Pressure Alarm 42 This alarm is initiated on a VAV unit if after 35 seconds of supply fan operation the duct static pressure is not equal to or greater than 0 05 WC When the alarm be comes active the unit stops all operat...

Page 166: ...ia USA 17405 1592 800 861 1001 Subject to change without notice Printed in USA Copyright by Johnson Controls 2017 www johnsoncontrols com ALL RIGHTS RESERVED Form 100 50 NOM6 817 Issue Date August 7 2017 Supersedes 100 50 NOM6 316 ...

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