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APPENDIX A

– DIMENSIONAL AND CLEARANCE DRAWINGS

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APPENDIX A: DIMENSIONAL AND CLEARANCE DRAWINGS

CFR 3000 Dimension Drawing AP-A-1093 rev A

Содержание AERCO CFR 3000

Страница 1: ...OMM 0163_A...

Страница 2: ...stallation Instructions 11 2 8 GAS SUPPLY PIPING 12 2 8 1 Gas Supply Specifications 12 2 8 2 External Gas Supply Regulator 12 2 8 3 Massachusetts Installations 13 2 8 4 Manual Gas Shutoff Valve 13 2 9...

Страница 3: ...f the boiler is a function of the unit s firing rate valve position and return water temperature When installed and operated in accordance with these instructions theCFR3000complies withtheBay Area Ai...

Страница 4: ...jury Fluidsunderpressuremaycauseinjurytopersonnelordamagetoequipmentwhenreleased Besureto shutoffallincomingandoutgoingwatershutoffvalves Carefullydecreasealltrappedpressurestozero before performing m...

Страница 5: ...cy shutdown switch or circuit breaker will immediately shut off the fuel For boilers monitored and or operated from a continuously occupied control room provide an emergency shutdown switch in the con...

Страница 6: ...er unpacking make a close inspection of the unit to ensure that there is no evidence of damage not indicated by the Tip N Tell indicator The freight carrier should be notified immediately if any damag...

Страница 7: ...vice maintenance requirements must also be taken into consideration All piping must include ample provisions for expansion NOTE CFR units can be installed with zero side clearances in pairs only See A...

Страница 8: ...d separately away from the pad as shown below The minimum pad thickness without a Condensate Neutralizer tank is 4 inches 10 2 cm 1 If using an AERCO CondensateNeutralizerTank P N89030 youmustensureen...

Страница 9: ...eeping concrete pad required in the desired location Figure 2 4 Lifting Lug Locations 2 5 Supply And Return Piping When connecting the hot water outlet and cold water inlet to building piping make sur...

Страница 10: ...sthave provisionsforsuitablecondensatedrainageorcollection Thecondensatedrain port located on the exhaust manifold must be connected to the condensatetrap P N24789 Itsinletand outlet connections conta...

Страница 11: ...ondensatepiping DoNOTusecarbon copper PVC orpolypropylene If a floor drain is not available a condensate pump can be used to remove the condensate to an appropriate drain The maximum condensate flow r...

Страница 12: ...piping must be performed using a soap and water solution or suitable equivalent The gas piping used must meet all applicable codes 2 8 1 Gas Supply Specifications CFR Low NOx series boilers require st...

Страница 13: ...ions External AC powerconnections aremadetotheunit insidethePowerBoxonthefrontoftheunit Remove the front panel to access the Power Box which is mounted in the upper part of the unit Figure 2 9 Power B...

Страница 14: ...at it does not interfere with the removal of any unit covers inhibit service maintenance or prevent access between the unit and walls or another unit 2 10 Field Control Wiring I O Board Each unit is f...

Страница 15: ...nager units Required for the OUTDOOR RESET mode of operation To enable this mode go to the Controller s Main Menu Advanced Setup Unit Application Configuration and set SH Operating Mode to Outdoor Res...

Страница 16: ...6 Sensor Ground Ground connection for RTD Spare 1 7 NOT USED 8 NOT USED 9 NOT USED 10 DHW Temp Connect the DHW tank temperature or DHW Loop Supply Temperature sensor 11 Shield Connection to the shiel...

Страница 17: ...O Connection to a DHW Pump enable disable signal 4 DHW Pump Relay Com 5 V2 Spare 1 Relay N O Connection to an auxiliary device enable disable signal such as System Pump Pump 2 Louver Louver 2 Damper...

Страница 18: ...r 1 Go to Advanced Setup Unit Unit Settings Find the Vent Type parameter 2 Set this parameter to match your vent material Category I this sets the exhaust temp limits Horizontal vent runs slope upward...

Страница 19: ...To ensure the proper pressure range is maintained the CFR boiler requires a barometric damper to be installed immediately after the factory supplied starter piece see Figure 2 15 Do not use the applia...

Страница 20: ...17kW inputforeachunit Thefreeareamusttakeintoaccountrestrictions such as louvers and bird screens 2 12 1 Ducted Combustion Air For ducted combustion air installations the air ductwork must be attache...

Страница 21: ...seDelayappearsonlyifUnitMode inMainMenu AdvancedSetup BSTCascade Cascade Configuration equals BST Manager Once the system load is satisfied and all Client units have stopped firing the BST Manager ope...

Страница 22: ...elayed interlock 1241 Black 3 Remove and dispose of the cap with jumper wire attached 4 Plug the Molex connector into the sequencing isolation valve s connector 5 When the Sequencing Isolation Valve i...

Страница 23: ...APPENDIX A DIMENSIONAL AND CLEARANCE DRAWINGS APPENDIX A DIMENSIONAL AND CLEARANCE DRAWINGS CFR 3000 Dimension Drawing AP A 1093 rev A...

Страница 24: ...APPENDIX A DIMENSIONAL AND CLEARANCE DRAWINGS CFR 3000 Zero Side Clearance Drawing SD A 1283 rev A...

Страница 25: ...AERCO International Inc 2023...