background image

Multi Variable Heat Pump Floor and Ceiling Type Indoor Unit

 

3 InstallationPreparation 

Note: Product illustrations are for reference only. Please refer to the actual product. Unspecified measure 

unit is mm/inch.

 

3.1 Standard Fittings 

Please use the following provided accessories according to the requirement. 

No. 

Name 

Appearance 

Q’ty

 

Usage 

Remote controller 

 

 

1+2 

To control the indoor unit 

 

Special hut 

 

To connect gas pipe 

Special hut 

 

To connect liquid pipe 

M10X8 nut with washer 

 

To be used with the suspension bolt for installing the unit. 

Insulation 

 

To insulate the gas pipe 

Insulation 

 

To insulate the liquid pipe 

Paper pattern for installation 

 

Locate the drill hole on ceiling or wall 

Fastener 

 

To fasten the sponge 

 
3.2 Selecting a Location for Installation   

(1)    The supporting structure to be used must have a sufficient load carrying capacity to support the weight 

of the unit. 

(2)    Drain pipe can drain water out easily. 
(3)    There is no obstacle near air inlet and air outlet that might impede good air circulation. 
(4)    There should be sufficient space around the unit for maintenance access. Please see diagram below. 
(5)    Keep the unit away from other heat sources, inflammable gas, and smoke. 
(6)   The indoor unit, outdoor unit, power cord and connection electric wire should be at least 1m (40 in.) 

from television and radio. Electrical appliances may cause electromagnetic interference. (Strong 
electronmagnetic field will require clearances more thatn 1 m (40 in.) 

Содержание BDFC-11.2-AK

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 21: ...Specifications illustrations subject to change without notice or incurring obligations O Fallon MO 12 15 Nortek Global HVAC LLC 2015 All Rights Reserved 553E 1215...

Отзывы: