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INSTALLATION CHECKLIST

INSTALLER NAME:

CITY:

STATE:

INSTALLATION ADDRESS:

CITY:

STATE:

UNIT MODEL #

UNIT SERIAL #

Minimum clearances per 

Table 1 

(page 4)

?

YES

NO

Is the unit properly installed and 

leveled?

YES

NO

Does condensate drain properly 

in both drain tubes?

YES

NO

Has the owner’s information 

been reviewed with the home-

owner?

YES

NO

Has the literature package been 

left near the appliance?

YES

NO

ELECTRICAL SYSTEM

Electrical connections tight?

YES

NO

Line voltage polarity correct?

YES

NO

Supply Voltage: ___________________________________(V)

Has the thermostat been 

calibrated?

YES

NO

Is the thermostat level?

YES

NO

Is the heat anticipator setting 

correct?

YES

NO

ATTENTION INSTALLERS:

It is your responsibility to know this product better than your customer. This includes being able to install the product according to strict safety 

guidelines and instructing the customer on how to operate and maintain the equipment for the life of the product. Safety should always be 

the deciding factor when installing this product and using common sense plays an important role as well. Pay attention to all safety warnings 

and any other special notes highlighted in the manual. Improper installation of the furnace or failure to follow safety warnings could result in 

serious injury, death, or property damage.

These instructions are primarily intended to assist qualified individuals experienced in the proper installation of this appliance. Some local codes 

require licensed installation/service personnel for this type of equipment. Unless otherwise noted in these instructions, only factory authorized 

kits or accessories may be used with this product. Keep this manual where you have easy access to it in the future. If a problem occurs, check 

the instructions and follow recommendations given. If these suggestions don’t eliminate your problem, call your servicing contractor. Please 

read all instructions carefully before starting the installation. Return these instructions to the customer’s package for future reference.

Specifications & illustrations subject to change without notice or incurring obligations (11/20).

O’Fallon, MO, © Nortek Global HVAC LLC 2020. All Rights Reserved.

10348650

(Replaces 1013931A)

Summary of Contents for B6BW Series

Page 1: ...rrait entraînerunfonctionnementdangereuxdel appareil des blessures graves la mort ou des dommages matériels Unentreteinincorrectpourraitentraînerunfonctionnement dangereux de l appareil des blessures graves la mort ou des dommages matériels Couper toute alimentation électrique au générateur d air chaud avant de prodéder aux travaux d entretein Au moment de l entretien des commandes étiquetez tous ...

Page 2: ...chaud avant de prodéder aux travaux d entretein Au moment de l entretien des commandes étiquetez tous les fils avant de les débrancher S assurer de les raccorder correctement S assurerquel appareilfonctionneadéquatement aprés l entretien IMPORTANT SAFETY INFORMATION 2 REQUIREMENTS CODES 3 GENERAL INFORMATION 4 Before You Install this Unit 4 Locating the Air Handler 4 Minimum Clearances 4 Operation...

Page 3: ...8 Rexdale Boulevard Etobicoke Toronto Ontario M9W 1R3 Canada Safety US NFGC NFPA 54 1999 ANSI Z223 1 and the Installation Standards Warm Air Heating and Air Conditioning Systems ANSI NFPA 90B CANADA CAN CGA B149 1 and 2 M00 National Standard of Canada NSCNGPIC WARNING NITROGEN HEALTH FLAMMABILITY REACTIVITY 0 Minimal Hazard 1 Slight Hazard 1 0 0 B6BW Air Handlers leave the factory with a nitrogen ...

Page 4: ...power service access and noise The dimensions of the room or alcove must be able to accommodate the overall size of the unit and the installation clearances listed in Table 1 Physical dimensions for this air handler are shown in Figure 4 page 13 and Table 7 page 14 The air handler should be installed before routing the refrigerant tubing Minimum Clearances This appliance must be installed in accor...

Page 5: ...s and air ducts must be installed in accordance with the Standard for the Installation of Air Conditioning and Ventilating Systems NFPA No 90A or the Standard for the Installation of Warm Air Heating and Air Conditioning Systems NFPA No 90B Design the duct work according to methods described by the Air Conditioning Contractors of America ACCA The return air duct must have the same free area as the...

Page 6: ...ation attach bottom access panel to the front of the unit below the top service panel If the air handler is recessed in a wall attachment to the framing studs are through the inside of the front flange For hanging applications these units are provided with 2 piece offset hanging bracket attached to the rear of the cabinet See Figure 1 Mounting bracket dimensions are shown in Figure 4 page 13 Conne...

Page 7: ... accordance with the outdoor unit specifications Verify the ends are round clean and free of any burrs 2 Connect the suction and liquid lineset tubes CAUTION It is recommended that a wet rag be wrapped around the suction line before applying heat Failure to keep components cool during brazing may result in structural damage premature equipment failure or possible personal injury 3 Brazetheindividu...

Page 8: ...ls Couper toute alimentation électrique au générateur d air chaud avant de prodéder aux travaux d entretein Au moment de l entretien des commandes étiquetez tous les fils avant de les débrancher S assurer de les raccorder correctement S assurerquel appareilfonctionneadéquatement aprés l entretien Electrical connections must be in compliance with all applicable local codes and ordinances and with t...

Page 9: ...Air Conditioner Y Typical Air Conditioner with Standard Air Handler G R C E O Y Thermostat Typical Heat Pump with Standard Air Handler Heat Pump NOTE Jumper between W2 E is required when no OD T Stat is used W1 Y G R C Air Handler W1 Y G R C R C Y W2 O W2 Thermostat Connections Thermostat connections shall be in accordance with the instructions supplied with the thermostat and the indoor equipment...

Page 10: ...nitrogen charge Use caution when preparing coils for field connections If repairs makeitnecessaryforevacuationandcharging it should only be attempted by qualified trained personnel thoroughly familiar with this equipment Some local codes require licensed installation service personnel to service this type of equipment Under no circumstances should the equipment owner attempt to install and orservi...

Page 11: ...oom temperature Verify the blower cycles off with the thermostat UNIT MAINTENANCE Proper maintenance is most important to achieve the best performance from a furnace Follow these instructions for years of safe trouble free operation WARNING ELECTRICAL SHOCK FIRE OR EXPLOSION HAZARD Failuretofollowsafetywarningsexactlycouldresult in serious injury or property damage Improper servicing could result ...

Page 12: ...eel Inspect the blower wheel blades for accumulations of dirt and clean if necessary Inspect mounting nut for tightness when done BlowerMotor Assembly Inspecttheblowerassembly and motor mounting brackets for tightness and corrosion Correct deficiencies if necessary The blower motor contains sealed bearings and under normal operating conditions no maintenance is necessary for the life of the equipm...

Page 13: ...VIEW RIGHT SIDE LEFT SIDE BOTTOM VIEW 3 4 TOP VIEW Primary Secondary Drain Connections A Table 6 B6BW Specifications MODEL B6BW REFRIGERANT CONNECTIONS SUPPLY AIR DUCT DIMENSION A B SUCTION DIA LIQUID DIA 018K 3 4 3 8 9 x 17 1 4 36 3 8 9 1 2 019K 3 4 3 8 9 x 17 1 4 43 1 2 9 1 2 024K 3 4 3 8 9 x 17 1 4 36 3 8 9 1 2 030K 3 4 3 8 9 x 17 1 4 43 1 2 9 1 2 036K 3 4 3 8 15 x 17 1 4 43 1 2 15 1 2 Figure 4...

Page 14: ... cfm 5 2 External static pressure is shown in inches W C 3 All airflows are measured with filter and with dry coil For wet coil subtract 1 external static pressure 4 See unit nameplate or installation instructions for maximum recommended external static pressure Table 8 Control Board Operation CONTROL SIGNAL MODE OPERATION TOTAL KW BOARD ACTION W EHEAT ON 5 KW Stage 1 Heat on instantly Heat blower...

Page 15: ...a position du robinet au type de tension de l installation 4 Si le câblage interne est remplacé utilisez seulement un fil de cuivre 105 C du même gabarit CONTROL BOARD R C L2 L1 HEAT COOL EAC L1 L2 HEATER Y W G C R TRANSFORMER 24V 230V LIMIT ELEMENT RELAY ELEMENT SUPPLY VOLTAGE PSC MOTOR 3 SPEED 1 3 5 2 4 6 1 COM 2 CAP 3 CAP 4 HI 5 MED 6 LOW CAP MOTOR CONNECTION SEE NOTE NOTE 1 B6BW 030 USE 3 SPEE...

Page 16: ...llation 4 Si le câblage interne est remplacé utilisez seulement un fil de cuivre 105 C du même gabarit CONTROL BOARD R C L2 L1 HEAT COOL EAC L1 L2 HEATER Y W G C R TRANSFORMER 24V 230V LIMIT ELEMENT RELAY ELEMENT RELAY ELEMENT ELEMENT SUPPLY VOLTAGE NOTE 1 B6BW 030 USE 3 SPEED MOTOR CONNECTION AS ABOVE 2 B6BW 018 AND B6BW 024 USE 2 SPEED MOTOR CONNECTION MOTOR CONNECTION SEE NOTE PSC MOTOR 3 SPEED...

Page 17: ... installation 2 Débranchez toutes les sources d alimentation avant l entretien 3 Le transformateur peut avoir un robinet principal à double tension Agencez la position du robinet au type de tension de l installation 4 Si le câblage interne est remplacé utilisez seulement un fil de cuivre 105 C du même gabarit CIRCUIT BREAKER LIMIT ELEMENT RELAY ELEMENT SUPPLY VOLTAGE CONTROL BOARD R C L2 L1 L1 L2 ...

Page 18: ...d alimentation avant l entretien 3 Le transformateur peut avoir un robinet principal à double tension Agencez la position du robinet au type de tension de l installation 4 Si le câblage interne est remplacé utilisez seulement un fil de cuivre 105 C du même gabarit CONTROL BOARD R C L2 L1 L1 L1 L2 L2 Y W G C R CIRCUIT BREAKER TRANSFORMER 24V 208V 240V ELEMENT RELAY ELEMENT RELAY ELEMENT ELEMENT SUP...

Page 19: ...butor Mounting Bracket Drain Pan Heating Element Assembly Limit Switch Element Relay Blower Housing Transformer Capacitor Blower Wheel T Board PCB Board Motor Mount Blower Motor Figure 9 Air Handler Components Location of Air Handler Components ...

Page 20: ...en installing this product and using common sense plays an important role as well Pay attention to all safety warnings and any other special notes highlighted in the manual Improper installation of the furnace or failure to follow safety warnings could result in serious injury death or property damage These instructions are primarily intended to assist qualified individuals experienced in the prop...

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