Nortek BDFC-11.2-AK Owner'S Manual Download Page 1

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Nortek Global HVAC, LLC

Owner's Manual

Heat Pump

Models:

BDFC-2.8(09)-AK BDFC-3.6(12)-AK

BDFC-5.0(18)-AK BDFC-7.1(24)-AK

BDFC-9.0(30)-AK BDFC-11.2(36)-AK

BDFC-12.5(42)-AK BDFC-14.0(48)-AK

Please read this owner’s manual carefully before operation and retain it for future reference

Specifications & illustrations subject to change without notice or incurring obligations

Multi Variable Heat Pump

Floor and Ceiling Type Indoor Unit

Summary of Contents for BDFC-11.2-AK

Page 1: ...AK BDFC 9 0 30 AK BDFC 11 2 36 AK BDFC 12 5 42 AK BDFC 14 0 48 AK z Please read this owner s manual carefully before operation and retain it for future reference z Specifications illustrations subjec...

Page 2: ...nd provide the following information 1 Content on the nameplate model number cooling capacity serial number and manufacture date 2 Malfunction details before and after the malfunction occurred 7 Each...

Page 3: ...ECTION 8 4 3 DRAINAGE PIPE INSTALLATION AND DRAINAGE SYSTEM TESTING 8 4 4 WIRED CONTROLLER INSTALLATION 11 5 WIRING WORK 11 5 1 CONNECTION OF WIRE AND PATCH BOARD TERMINAL 11 5 2 POWER CORD CONNECTION...

Page 4: ...shock may occur 16 Do not expose the unit to the wet or corrosive circumstances 17 Under cooling mode please don t set the room temperature too low Keep the temperature difference between indoor and...

Page 5: ...66 2 35 95 0 24 75 2 Rated Heating 20 68 0 15 59 0 7 44 6 6 42 8 2 3 Unit Functions Unit Functions Wired Controller WRC1 Optional Remote Controller RC Standard Operation Mode Cooling Heating Fan Dehum...

Page 6: ...Paper pattern for installation 1 Locate the drill hole on ceiling or wall 8 Fastener 4 To fasten the sponge 3 2 Selecting a Location for Installation 1 The supporting structure to be used must have a...

Page 7: ...3 Requirements of Communication Wire Selection Note If air conditioner is installed in or near a stong electromagnetic field STP shielded twisted pair communication cable must be used 3 3 1 Selection...

Page 8: ...cuit breaker and power cord specification listed above are based on max power max current of the unit The power cord specification listed above is based on ambient temperature of 40 C 104 F The circui...

Page 9: ...1 4 12 7 1 2 BDFC 5 0 18 AK 9 52 3 8 15 9 5 8 BDFC 7 1 24 AK BDFC 9 0 30 AK 9 52 3 8 15 9 5 8 BDFC 11 2 36 AK BDFC 12 5 42 AK BDFC 14 0 48 AK 9 52 3 8 15 9 5 8 Note Installtion and mounting must be ca...

Page 10: ...drainage will become much smoother as shown in Fig 4 1 2 3 Floor type Fig 4 1 2 2 Ceiling type Fig 4 1 2 3 4 1 3 Leveling The water level test must be done after installing the indoor unit to make sur...

Page 11: ...rt as possible and the downward slope should be at least 1 2 in order to drain condensation water smoothly 2 The diameter of drainage hose should be bigger or equal to the diameter of drainage pipe jo...

Page 12: ...es 3 Insert the drainage hose into drain socket tighten the metal clamp securely 4 Warp the sealing pad over drain hose and metal clamp for heat insulation 5 Make sure to perform insulation work for a...

Page 13: ...g 4 3 2 5 9 Prepare the local piping at the connection point for the drain pipe as shown in the installation drawings Fig 4 3 2 6 4 3 3 Test of Drainage System 1 Please test drainage system after elec...

Page 14: ...than 2 5mm2 The unit should be powered by independent circuit and specific socket The wiring should have a dedicated power supply Install circuit breaker for branch circuit according to related regula...

Page 15: ...ng tool 4 Use the screwdriver to tighten the terminal LJ LJ 5 2 Power Cord Connection Note All indoor units must have dedicated power supply so that they can be powered ON OFF at the same time For uni...

Page 16: ...rovided with each ODU 5 4 Connection of Communication Wire for Wired Controller 1 Open the electric box of the IDU 2 Lead the communication wire through the wiring holes 3 Connect the communication wi...

Page 17: ...Communication wire of indoor unit to outdoor unit or indoor unit is connected to D1 D2 2 Wired controller is connected to H1 H2 3 One indoor unit can connect two wired controllers One must be set as...

Page 18: ...ontrolled by a single wired controller 2 When the indoor unit is controlled by two wired controllers the addresses of the two wired controllers should have different address setting Address 1 is for m...

Page 19: ...ror code displayed after turning on power 6 3 Post Seasonal Maintenance 1 Set the unit in fan mode for half a day on a sunny day to dry the inner parts of unit 2 When the unit won t be used for a long...

Page 20: ...is higher than 43 C 110 F Poor cooling effect The filter is dirty Too heavy heat load of room e g too many people Doors or windows are open Inlet or outlet of IDU are blocked Thermostat setting temper...