Rheem Raypak MVB 1003A Installation And Operation Manual Download Page 61

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Summary of Contents for Raypak MVB 1003A

Page 1: ...other flammable vapors and liquids or other combustible materials in the vicinity of this or any other appliance To do so may result in an explosion or fire WHAT TO DO IF YOU SMELL GAS Do not try to...

Page 2: ...n page 17 Second Note added on page 17 WH Direct DHW Configuration text revised on page 18 Electrical Power Connections text revised on page 20 Wiring the Cascade System Communication Bus Cascade Syst...

Page 3: ...Connection 22 Venting General 24 Venting Installation Tips 26 Venting Configurations 26 Vertical Venting Category IV 26 Horizontal Through the Wall Direct Venting Category IV 28 Direct Vent Vertical 3...

Page 4: ...at the time of heater installation ACAUTION If this heater is to be installed in a negative or positive pressure equipment room there are special installation requirements Consult factory for details...

Page 5: ...sanitary rinse temperatures Safety and energy conservation are factors to be considered when setting the water temperature on the thermostat The most energy efficient operation will result when the t...

Page 6: ...Identification The model identification number and heater serial number are found on the heater rating plate located on the upper rear jacket panel of the heater The model number will have the form H...

Page 7: ...ns Top Figure 3 Component Locations Rear Figure 2 Component Locations Front LOW VOLTAGE SWITCH HIGH VOLTAGE SWITCH LOW VOLTAGE ELECTRICAL CONNECTIONS F10211 Figure 1 Component Locations Side Model No...

Page 8: ...r side requires providing 12 service access on the opposite side Table C Clearances Indoor Installations 4 INSTALLATION Installation Codes Installations must follow these codes Local state provincial...

Page 9: ...t the job site on the air filter intake at rear of the heater The elbow MUST be oriented with the opening facing downward TOP VIEW 24 610 mm SERVICE CLEARANCE REAR EXHAUST INSTALLATION FRONT VIEW VERT...

Page 10: ...d above meter regulator assembly 3 91 cm within a height 15 above the meter regulator assembly I Clearance to service regulator vent outlet 6 1 83 m J Clearance to non mechanical air supply inlet to b...

Page 11: ...s similar products Areas where contaminated combustion air commonly exists dry cleaning laundry areas metal fabrication plants beauty shops refrigeration repair shops photo processing plants auto body...

Page 12: ...and the location of the opening s shall not interfere with the intended purpose of the opening s for ventilation air referred to in 1 This opening s can be ducted to a point not Conventional Combustio...

Page 13: ...n the flue must be of a sealed joint design to ensure that the complete air system and combustion system is isolated from room air All ducting MUST be self supported Motorized Combustion Air Dampers o...

Page 14: ...s of combustion from condensing beyond the ability of the condensate management system employed in this heater in most installations Warranty claims will be denied for damage or failures caused by con...

Page 15: ...led so that the chilled medium is piped in parallel with the heater with appropriate valves to prevent the chilled medium from entering the heater The piping system of a hot water heater connected to...

Page 16: ...with single or multiple boilers consult the VERSA IC manual 241493 for additional information on Cascade Systems in primary secondary piping configurations consult the VERSA IC manual 241493 for addit...

Page 17: ...em temperature is controlled by the Supply sensor S3 whenever the indirect call for heat is not active The DHW Supply sensor S5 determines the indirect call tank setpoint During an indirect call for h...

Page 18: ...eater and tank connections of no more than 100 eq ft of tubing gpm Gallons per minute flow rate MTS Minimum tubing size Must utilize optional cupro nickel tubes If over 25 grains per gallon a water so...

Page 19: ...4 1253A 15 4 6 25 7 6 25 7 6 60 18 3 85 25 9 225 68 6 200 61 0 300 91 4 1503A 10 3 0 15 4 6 15 4 6 25 7 6 60 18 3 150 45 7 150 45 7 275 83 8 1753A 45 13 7 110 33 5 115 35 1 230 70 1 2003A 35 10 7 90 2...

Page 20: ...tor which is located in the rear wiring box Use appropriately sized wire as defined by NEC CSA and or local codes All primary wiring should be 125 of minimum rating If any of the original wire as supp...

Page 21: ...bserve proper wire colors while making electrical connections Many electronic controls are polarity sensitive Components damaged by improper electrical installation are not covered by warranty 5 Provi...

Page 22: ...ound 3 Use a minimum 18 AWG wire for runs of up to 150 feet 4 Mount the outdoor sensor on an exterior surface of the building preferably on the north side in an area that will not be affected by direc...

Page 23: ...e firing rate of a single MVB boiler Refer to the VERSA IC manual 241493 for additional information on Cascade Systems 2 To enable this remote control function set dip switch 5 to the UP position on t...

Page 24: ...te production in the vent Category IV A heater which operates with a positive vent pressure and with a vent gas temperature that may cause excessive condensate production in the vent See Table I for a...

Page 25: ...T extend exposed vent pipe outside of building beyond the minimum distance required for the vent termination Condensate could freeze and block vent pipe U S Installations Refer to the latest edition o...

Page 26: ...nada CAUTION This venting system requires the installation of a condensate drain in the vent piping per the vent manufacturer s instructions Failure to install a condensate drain in the venting system...

Page 27: ...EACH OTHER VENT CAPS AT STAGGERED ELEVATIONS FLUE GASES MOVING TOWARD EACH OTHER 1 25 mm MIN TYP 2 51 mm MIN TYP 1 25 mm MIN TYP DISCHARGE 4 0 30 5 cm MIN TYP DISCHARGE 4 0 30 5 cm MIN TYP Figure 26...

Page 28: ...m should not exceed 75 equivalent ft 23 m in length If horizontal run exceeds 75 equivalent ft 23 m an appropriately sized variable speed extractor must be used Each elbow used is equal to 10 ft 3 m o...

Page 29: ...hrough the Wall Venting FLUE EXHAUST VENT CAP ALTERNATE COMBUSTION AIR INTAKE LOCATION HEATER UNIT INSULATED EXHAUST VENTING 12 MIN 305 mm 36 MIN 91 m 6 MIN 152 mm 12 MIN 305 mm TEST PORT CONDENSATION...

Page 30: ...ns Failure to install a condensate drain in the venting system will void all warranties on this heater The drain line must not be allowed to freeze Take appropriate measures Termination The vent cap M...

Page 31: ...VERSA starts the burner at the minimum firing rate The burner cycle will terminate when both the Inlet and Outlet temperatures rise above 42 F 6 C 5 CONTROLS AWARNING Installation adjustment and serv...

Page 32: ...low Figure 35 Flow Switch Low Water Cut Off Optional The optional low water cut off automatically shuts down the burner whenever water level drops below the level of the sensing probe A 5 second time...

Page 33: ...sult the Touchscreen Quick Start User Guide 5000 74 and VERSA IC manual 241493 If your unit has Raymote installed refer to the Raymote installation and operation manual 241788 Figure 39 User interface...

Page 34: ...3 Current system supply temperature Boil OUTLET All Current boiler outlet temperature Boil INLET All Current boiler inlet temperature Boil T All Current temperature difference between boiler outlet an...

Page 35: ...Master Only ON OFF Cascade Alarm to all units in case of any unit presents alarm ON TARGET MAX H MODE 1 2 3 100 F 38 C to PIM value Maximum target system temperature 220 F 104 C TARGET MIN H MODE 1 2...

Page 36: ...r during prepurge BLOW POSTt All Duration of blower postpurge BLOW POSTr All Blower during postpurge CASCADE TN BUS Cascade Follower Set Cascade ID for TN bus follower see VERSA IC manual 241493 MIN R...

Page 37: ...t boiler outlet temperature Press UP DOWN for 1 sec to clear OUTDOOR HI H MODE 1 2 3 Records the highest outdoor temperature Press UP DOWN for 1 sec to clear OUTDOOR LO H MODE 1 2 3 Records the lowest...

Page 38: ...RSA IC manual 241493 for details P N 104901 Software number of the Raypak VERSA DEFAULTS Resets to factory settings Press UP and DOWN for 1 second to show CLR and load factory defaults to all settings...

Page 39: ...SYS This means that for each degree the outdoor temperature dropped the water temperature will increase 2 degrees The VERSA Reset Ratio allows for full customization to match any buildings heat loss c...

Page 40: ...40 VERSA 013935F Raypak PIM RELEASED For Reference Only 6 WIRING DIAGRAM...

Page 41: ...these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life This appliance has a hot surface igniter It is equipped with an ignition device which...

Page 42: ...kout after the first failure to light 5 Wait until the controller indicates 100 on the firing rate display screen approximately 30 seconds MANIFOLD TAP AIR PRESSURE TEE MODELS 503A 1503A SHOWN Figure...

Page 43: ...WC Table R MVB Air Pressure Settings User Test Set DIP switch 1 on the VERSA IC control to ON On Touchscreen click the Menu icon Tools icon Systems Tools Press Start to initiate User Test sequence Us...

Page 44: ...be to it Connect the other end of the tube to a manometer and look for a build up of pressure Increasing pressure indicates a leaking gas valve which must be replaced 6 Remove rubber tube and manomete...

Page 45: ...l allow one time operation of the limit and then must be returned to normal operation by turning dip switch 8 back to the OFF position Power to the unit must then be cycled off then on to return to no...

Page 46: ...OOTING MVB Error Codes If any of the sensors detect an abnormal condition or an internal component fails during the operation of the MVB the display may show the error This code may either be the resu...

Page 47: ...k blower wiring and blower AWARNING Do not use this appliance if any part has been under water Improper or dangerous operation may result Contact a qualified service technician to inspect the boiler a...

Page 48: ...the gas supply See table for more information 4 flashes N A N A 5 flashes Low Voltage Fault Check the 24 VAC input voltage The voltage must be above 18 0 VAC 6 flashes N A N A 7 flashes Hi Limit Fault...

Page 49: ...rvice agency 1 Visually check top of vent for soot Call service person to clean Some sediment at bottom of vent is normal 2 Visually inspect venting system for proper function deterioration or leakage...

Page 50: ...r Check on page 43 3 Test high and low gas pressure interlocks if equipped Safety Inspection on page 44 Semi Annually 1 Recalibrate all indicating and recording gauges 2 Check flame failure detection...

Page 51: ...ned 7 Test safety safety relief valves in accordance with ASME Heater and Pressure Vessel Code Section IV Filter Maintenance NOTE Use Raypak replacement filters kit number 012553F 12 X12 for models 50...

Page 52: ...S 6 S 9 S 10 S 11 S 10 S 11 S 12 S 13 S 15 S 16 S 17 S 23 S 23 S 24 S 25 S 26 S 1 B 3 B 2 B 4 B 1 P 1 P 5 B 10 M 4 V 1 V OUTDOOR UNITS ONLY 2 V ROOFTOP VENTING ONLY 3 V SIDE WALL VENTING ONLY 13 C 1 O...

Page 53: ...TAILS 3 C 5 C 2 J 3 J 19 S 6 O 8 O 4 J 6 J 4 C 15 C 11 J 12 J 2 O 7 O 2 H 3 H 4 H 5 H 6 H 10 H 4 H 31 S 5 H 1 M 5 M 5 M 7 M 8 M 2 S 3 S 7 S 18 S 6 C 7 C 4 O 3 O 5 J 20 S 8 J 21 S 7 J 9 J 14 S 10 J 27...

Page 54: ...F 4 F 5 F 6 F 4 G 8 G 9 G 2 F 1 F 5 F 6 F 4 G 8 G 9 G 22 S 2 F 1 G 2 G 3 G 5 G 19 G 6 G 7 G 10 G 11 G 11 G 16 G 18 G 17 G 14 G 15 G 13 G 12 G BLOWER DETAIL MODELS 1753A 2003A MODELS 503A 1503A GAS TRA...

Page 55: ...C Board Adapter Status Lights Wiring 014712F 014712F 014712F 014712F 014712F 014712F 014712F 16 J Reset Switch for Touchscreen 015879F 015879F 015879F 015879F 015879F 015879F 015879F F FAN 1 F Blower...

Page 56: ...005755F 005755F 005755F 005755F 005755F 005755F 5 M Flue Collector Vertical Seal Gasket 011772F 011772F 011772F 011772F 011772F 011772F 011772F 18 M Heat Transfer Insulation Blanket 6 M Heat Transfer...

Page 57: ...009129F 009129F 16 S Leg Bracket 4 pcs per boiler 007306F 007306F 007306F 007306F 007306F 007306F 007306F 17 S Base Reflector Panel 007307F 007307F 007307F 007307F 007307F 007307F 007307F 18 S Flue E...

Page 58: ...l horizontally vented gas fueled equipment installed in every dwelling building or structure used in whole or in part for residential purposes including those owned or operated by the Commonwealth and...

Page 59: ...PLACEMENT Under this Warranty Raypak will furnish a replacement for any failed part The failed part must first be returned to Raypak if requested with transportation charges prepaid and all applicable...

Page 60: ...ombustion analyzer O2 _____________ _____________ See manual CO _____________PPM _____________PPM Less than 100 PPM CO2 _____________ _____________ See manual Model Number ____________________________...

Page 61: ...61 NOTES...

Page 62: ...62 NOTES...

Page 63: ...63 NOTES...

Page 64: ...Raypak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 Fax 805 278 5468 Litho in U S A www raypak com...

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