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Summary of Contents for Airwell DNC 955
- Page 1 CENTRAL AIR CONDITIONER SPLIT SYSTEM WITH ELECTRONIC CONTROL SERIES DNC INSTALLATION INSTRUCTIONS DNC MENU...
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Page 2: Table Of Contents
2. General ............................2 2.1 Indoor unit dimensions DNC - all types ..................3 2.2 Outdoor unit dimensions DNC 955 , D N C 1 1 5 0 ..............4 2.3 Outdoor unit dimensions: DNC 1255 ..................5 3. Considerations for choosing installation location................ 6 3.1 Relative positioning between units ..................... -
Page 3: List Of Accessories Provided With The Air-Conditioner
INSTALLATION MANUAL List of accessories provided with the air-conditioner Description Amount Name Technician’s installation Installation instructions manual Instruction manual for Operation instructions for remote remote control control Instruction manual for the Operation instructions user Remote control including Operating the air-conditioner batteries Remote control bracket Hanging the remote control on the... -
Page 4: General
INSTALLATION MANUAL General Only a professional technician, who went through an appropriate training by the company, may install the air-conditioner. Installation must comply with the Company’s specs, according to the law of electricity, while using the Company’s standard components such as tubes, ducts, electric power cables and other necessary accessories. -
Page 5: Indoor Unit Dimensions Dnc - All Types
INSTALLATION MANUAL Indoor unit dimensions DNC - all types 1. Suction tube connector (flared) 2. Liquid tube connector (flared) 3. Pump outlet 16 mm 4. Drain pool plug (for servicing purposes only) 5. 8” air supply opening 6. Hanging bracket 7. -
Page 6: Outdoor Unit Dimensions Dnc 955, Dnc 1150
INSTALLATION MANUAL Outdoor unit dimensions DNC 955, DNC 1150 Fig. 2. General dimensions of DNC 955, DNC 1150 outdoor unit DNC MENU... -
Page 7: Outdoor Unit Dimensions: Dnc 1255
INSTALLATION MANUAL Outdoor unit dimensions: DNC 1255 1. Wiring connections 2. Suction tube connector (flared) 3. Liquid tube connector (flared) 4. Service valves 5. Service taps 6. Air inlet 7. Air outlet Fig. 3. General dimensions of DNC 1255 outdoor units DNC MENU... -
Page 8: Considerations For Choosing Installation Location
INSTALLATION MANUAL Considerations for choosing installation location Relative positioning between units The outdoor unit must be installed as close as possible to the indoor unit, in order not to harm capacity. For determining the maximal distance allowed between them, see table No. 1 in paragraph 7.2. -
Page 9: Considerations In Selecting Location For Installing The Indoor Unit
INSTALLATION MANUAL Considerations in selecting location for installing the indoor unit Enable maximal air dispersion, to the largest possible distance, within space that must be air - conditioned. Enable free passage for the return air. Ensure appropriate drainage of condensing water, which may be created within the unit. Make sure that the roof is strong enough to carry the weight of the unit. -
Page 10: Installation Of The Indoor Unit
INSTALLATION MANUAL Installation of the indoor unit There are two typical indoor unit installations: Installing the unit with DNC return air panel, and lowering the ceiling to the unit’s height. 1. Lowered ceiling 2. Return air panel frame 3. Filter access panel Fig. -
Page 11: Hanging The Indoor Unit
INSTALLATION MANUAL Hanging the indoor unit There are two options to hang the indoor unit: By means of a mounting plate. By means of mounting brackets. 4.1.1. Hanging the indoor unit by means of a mounting plate Select the location for the indoor unit while adhering to the instructions provided in paragraph 3.3. - Page 12 INSTALLATION MANUAL Fig. 7. Preparing gas tubing while using the mounting plate 4.1.2. Hanging the indoor unit by means of mounting brackets Select location for the indoor unit while adhering to instructions provided in paragraph 3.3. Select location for the unit’s mounting brackets. Mark the position of the hanging rods.
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Page 13: Installing Dnc Return Air Panel
INSTALLATION MANUAL Installing DNC return air panel Carefully remove the entire return air panel from the packing. Dismantle the filter access panel by pressing the two buttons in a circular motion and releasing the hanging wires (see Fig. 9). Connect the frame to the unit using four screws and washers. After lowering the ceiling, the return air panel can be straightened according to ceiling lines or walls by releasing screws, moving frame and tightening the screws. -
Page 14: Fresh Air Supply (Optional)
INSTALLATION MANUAL Fresh air supply (optional) Using a knife cut an opening in the plastic air inlet (see Fig. 10). Using a knife cut open the insulation in the fresh air opening connection (see Fig. 11). Install special adapter and tighten it with four screws. Fresh air adapter can be purchased through Company service centers. -
Page 15: Connecting The Drainage Tube
INSTALLATION MANUAL Connecting the drainage tube It is recommended to prepare a drainage point with hard PVC 32 mm tube by a professional plumber, close to the indoor unit. To enable proper drainage of the condensation water, the passage of the drainage must be planned in advance with a down slope of at least 1%, without creating any bottleneck and without upwards bends (see Fig. -
Page 16: Installation Of Flexible Ducts
Furthermore, the package includes a set of adapters for flexible ducts that include: 8" adapter - 4 units (in DNC 955 model - 3 units) 12" adapter - one unit 12" to 10" adapter - one unit Installation instructions Select the necessary air openings and open them. - Page 17 INSTALLATION MANUAL Fig. 15. Installing the manual damper DNC MENU...
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Page 18: Installation Of The Outdoor Unit
INSTALLATION MANUAL Installation of the outdoor unit The outdoor unit must be installed on a raised and leveled concrete slab, or on a metal rack, with a height above ground of 100 mm. Note: Make sure slotted rubber pads are installed under the outdoor unit supports, otherwise vibrations might occur, and might be transmitted, with noise, into the building. -
Page 19: Installation Of Interconnecting Tubing Between Indoor And Outdoor Units
INSTALLATION MANUAL Installation of interconnecting tubing between indoor and outdoor units General For routing the interconnecting tubing between the indoor and the outdoor units, prepare passage for a 60 mm PVC tube (see Fig. 18). Make sure the following: The passage tube must have a 10 degrees slant towards the outside, to prevent water from penetrating into the building. -
Page 20: Relative Positioning Of The Indoor And Outdoor Units
Table 1. Recommended diameter for the connecting tubes (outer diameter in inches) Model Line Length of Tubes up to (meter) Maximal Type Height Difference 5/8” 5/8” 5/8” 5/8” 5/8” DNC 955 Suction Liquid 3/8” 3/8” 3/8” 3/8” 3/8” DNC 1150 Suction 3/4” 3/4” 3/4”... - Page 21 INSTALLATION MANUAL 1. Suction tube 2. Oil trap every 5 m 3. Liquid tube 4. Indoor unit 5. Outdoor unit Fig. 19. Outdoor unit installed above the indoor unit Fig. 20. The radius of curve in oil trap 1. Outdoor unit 2.
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Page 22: Insulating The Gas Tubes
INSTALLATION MANUAL Insulating the gas tubes Insulate each tube separately, using 6 mm thick insulation for the 3/8”-5/8“ diameter tubes, and 9 mm thick insulation for the 3/4“ tubes. Wrap the refrigerant tubes and wiring cables with a white PVC tape (ultraviolet protected). -
Page 23: Preparing The Air-Conditioner For Operation
INSTALLATION MANUAL Table 2. Setting the height "A" of the tube protrusion (outer tube diameter in inches) A (mm) Outer tube diameter (inch) 3/8“ 1/2” 5/8” 3/4“ Preparing the air-conditioner for operation The advanced steps to prepare the air-conditioner for operation are critical in guaranteeing the appropriate operation of the air-conditioner for a long time;... - Page 24 INSTALLATION MANUAL Close the two service taps of the manifold, on suction side and on the compression side, and stop the operation of the vacuum pump. Make sure that at this stage the pressure gage remains stationary and stable, and does not change its reading for the next 5 minutes.
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Page 25: Tightening Nuts
INSTALLATION MANUAL Tightening nuts Warning: While opening or closing gas taps, as described in the following steps, you must not expose your face to the service openings and / or any other openings when you try to insert the Allen key;... -
Page 26: Electrical And Tubes Installation
INSTALLATION MANUAL Electrical and tubes installation Make sure that the electrical cable connecting between the indoor and the outdoor units is of the NYY type (triple insulation). Make sure and check that the cable is continuous and contains grounding wires. The electrical connection to the outdoor unit will be made by means of a quick connector provided with the unit. -
Page 27: 1Ph Units
INSTALLATION MANUAL 1PH units Customer is required to provide an appropriate main power supply, which must include: A time-delayed, C type, single-phase automatic circuit breaker, to be installed at the beginning of the main supply line, on the main connection panel. The capacity of the automatic circuit breaker can be determined according to the nameplate. -
Page 28: Remote Control
INSTALLATION MANUAL 1. Outdoor unit 2. Terminal block 3. Connecting cable between units 4. Indoor unit 5. Control display 6. Wireless remote control 7. Wired remote control (optional) 8. Power supply 9. Two - wire control cable 10. Safety switch in outdoor unit, water protected (installed by an electrician) - Page 29 INSTALLATION MANUAL Testing the indoor unit - All remote control commands are received in the air-conditioner control panel. - The lights on the control panel operate correctly. - The air-conditioner performs all commands of the remote control. Testing the outdoor unit - There is no exceptional noise or vibrations during the air-conditioner operation.
- Page 30 DNC955RC / GC30RCC Restrictor Instruction SUCTION VALVE RESTRICTOR LIQUID VALVE ATTENTION: THE INDOOR UNIT IS SUPPLIED WITH AN EXTRA RESTRICTOR KIT FOR CONNECTION TO THE OUTDOOR LIQUID VALVE DURING INSTALLATION AS THE ABOVE ILLUSTRATION. WARNING: WITHOUT THIS KIT, THE UNIT WILL NOT OPERATE PROPERLY IN THE HEATING MODE.
- Page 31 DNC1155RC / GC34RCC Restrictor Instruction RESTRICTOR SUCTION LIQUID VALVE VALVE ATTENTION: THE INDOOR UNIT IS SUPPLIED WITH AN EXTRA RESTRICTOR KIT FOR CONNECTION TO THE INDOOR LIQUID VALVE DURING INSTALLATION AS THE ABOVE ILLUSTRATION. WARNING: WITHOUT THIS KIT, THE UNIT WILL NOT OPERATE PROPERLY IN THE HEATING MODE.
- Page 32 FAX: (09) 820 0332 517A Rosebank Road Avondale, Auckland NZ NZ Tech Support Freecall TEL: 0800 180 094 www.airwell.com.au WITH A CONCERN FOR A CONSTANT IMPROVEMENT, OUR PRODUCTS CAN BE MODIFIED WITHOUT NOTICE. PHOTOS NON CONTRACTUAL. © Copyright 2003 DNC MENU...
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