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37

Condensing Unit

Service Manual

4. Disassembly of motor

●Loosen the 2 screws of the motor attaching

clamp, remove the motor attaching clamp and

motor attaching clamp subassembly to remove

the motor.

Disassembly of right and left fixing plates
Remark: Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly.

Step

Illustration

Handling Instruction

Disassembly of right and left
fixing plates

●Disassemble the bolts on right and left fixing

plates with tools. (As is shown by the arrow in

the graph.)

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Содержание HNTF24/A-D

Страница 1: ...Condensing Unit Service Manual T1 R410A 60Hz GC201408...

Страница 2: ...NIT INSTALLATION 19 1 1 Installation of Ceiling Type 19 3 REFRIGERATION PIPING WORK 22 3 1 Refrigeration Piping Work Procedures 22 3 2 Caution in Connecting Pipes 26 3 3 Specification of Connection Pi...

Страница 3: ...1 Condensing Unit Service Manual PRODUCT PRODUCT...

Страница 4: ...A D EM116N0820 5 5 Note 1 Ton 12000Btu h 3 517kW 2 NOMENCLATURE 2 1 Indoor unit HN T F 36 A D 1 2 3 4 5 6 NO Description Options 1 Unit Series Type HN Split Series 2 Unit Type U Match Outdoor Unit F...

Страница 5: ...iods for any unit every day so as to achieve fully automatic operation No timing control can be set for holidays High low pressure protection when suction pressure is too low or discharge pressure is...

Страница 6: ...or FLA 0 65 0 65 1 6 1 6 Power output HP 1 15 1 15 1 5 1 5 Dimension Outline Dimension W H D mm 1220 225 700 1220 225 700 1420 245 700 1420 245 700 Package Dimension W H D mm 1343 315 823 1343 315 823...

Страница 7: ...t the plug is accessible b The specifications of the breaker and power cable listed in the table above are determined based on the maximum power maximum amps of the unit c The specifications of the po...

Страница 8: ...6 Condensing Unit Service Manual CONTROL CONTROL...

Страница 9: ...CONTROL CONTROL 1 OPERATION FLOWCHART 1 1 Cooling Dry Operation Power on Uint start and running at cool or dry mode Indoor fan run Satisfying start Comp conditon Comp and outdoor fan run Comp and outd...

Страница 10: ...When control board detects the Stop signal from wired controller it enters cooling Stop sub mode and the compressor and outdoor fan stop synchronously When control board detects the OFF signal from wi...

Страница 11: ...d indoor fan runs at set speed After 20s 4 way valve for cooling start running When Tambient Tset 2 C the unit will stop during cooling operation In this case the compressor stops and indoor fan runs...

Страница 12: ...between receiver and wireless remote controller Don t drop or throw the wireless remote controller Don t let any liquid in the wireless remote controller and put the wireless remote controller directl...

Страница 13: ...below When up and down swing louver is working when turn off the unit the siwng louver will immediately stop at current position shows up and down swing louver swings back and forth as show in the abo...

Страница 14: ...tatus is above 5s the timer setting will quit If the timer has been set press this button once again to quit it 12 TURBO button Set turbo on or off the characters of turbo will appear or disappear by...

Страница 15: ...atus press mode button and X FAN button simultaneously in order to enter or cancel this new function If the unit is under defrost mode dual eight position on wireless remote controller will display H1...

Страница 16: ...ntroller 3 2 2 Operation View Fig 3 2 2 Instruction to Function of Buttons No Description Function of Button 1 Enter cancel Function selection and canceling 2 Running temperature setting of indoor uni...

Страница 17: ...and three Grades of Speed for Indoor Fan Under off state of the unit press Function and Timer buttons continuously for 5s to go to the debugging menu Press Mode button to adjust the setting items and...

Страница 18: ...te Indoor unit resumes original setting state after power failure and then power recovery 15 Twinkle Flicking when unit is on without operation of buttons 16 Save Energy saving state 17 Temperature Am...

Страница 19: ...in mounting hole with screws M4 25 4 Insert the 4 core twisted pair line through rectangle hole into controller s slot and buckle the front panel and soleplate of controller together 5 At last fix th...

Страница 20: ...18 Condensing Unit Service Manual INSTALLATION...

Страница 21: ...place that can handle the weight of indoor unit Such a place which has easy access for maintenance Such a place where is permitting easy connection with the outdoor unit Such a place where is 1m or mo...

Страница 22: ...of hanging It is possible to install using inward facing hanger bracket by not removing the brackets from the indoor unit Refer to Figure 1 2 6 Be sure to use only the specified accessories and parts...

Страница 23: ...ry both the Drainage outlets are blocked by rubber plugs When connecting the drainage pipe with the unit do not apply excessive force to the pipeline at the side of the unit The fixing position of the...

Страница 24: ...pipe size 20mm outer dimension 26mm Keep the drain pipe short and incline downwards at a gradient of at least 1 100 to prevent air pockets Refer to Figure 1 2 10 When drain hose is connected Incline...

Страница 25: ...1 1 Fitting Pipe for Indoor Unit Flaring Nuts Fitting pipe Torque Spanner Spanner Figure 3 1 2 Form 3 1 1 the tightening torque needed for tightening nut Pipe diameter Tightening torque 1 4 15 30 N m...

Страница 26: ...ir give off Air exhaust continues for 15 seconds until coolant gas appears immediately shut off one way valve and tighten the valve cap Totally open the spool of refrigerant valve and air value as sho...

Страница 27: ...pe and avoid leakage the big pipe and the small pipe of the connecting pipe must be covered by thermal insulation materials be bundled by adhesive tape and be isolated from air The joint connecting to...

Страница 28: ...t pipes should be laid out with reference to Figure 3 2 1 3 3 Specification of Connection Pipe Mode External Diameter Maximum Length of Connection Pipe Maximum Difference in Height between Outdoor and...

Страница 29: ...with the terminal 1 Caution Before installing the electrical equipment please pay attention to the following matters which have been specially pointed out by our designers Check to see if the power s...

Страница 30: ...ing unit must have grounding to avoid hazard owing to insulation failure All fitting lines must use crimp terminals or single wire If multiple twisted wires are connected to terminal board arc may ari...

Страница 31: ...Design Model HW24Na A D HNTF24 A D HW36Na A D HNTF36 A D Indoor Unit POWER 220 230V 1PH 60HZ POWER 220 230V 1PH 60HZ Outdoor Unit Model HW48Na A D HNTF48 A D HW60Na A D HNTF60 A D POWER 220 230V 1PH...

Страница 32: ...30 Condensing Unit Service Manual MAINTENANCE...

Страница 33: ...e Controller 2 FLOW CHART OF TROUBLESHOOTING 2 1 Air flow volume from air outlet of unit is abnormal Yes Yes Yes Yes No No Yes No Yes Yes No Air flow volume from air outlet of unit is abnomal Filter i...

Страница 34: ...t and circuit does not break Power switch is switched on and in good contact Resume power supply replace fuse or re connect circuit Yes Yes No No Connection of power cord of unit is correct No Yes Ele...

Страница 35: ...rements or there isn t any factor around the unit which affects heat dispersion of unit Yes Yes Yes No Repair or replace compressor Condenser isn t blocked by sundries Filter in air return box is not...

Страница 36: ...f compressor Tighten loose part Repair or replace motor No Repair or replace compressor Fan motor runs Yes Compressor runs Installation of unit or pedestal meet requirements Fixation of compressor s h...

Страница 37: ...rews Disassembly of panel parts Remark Make sure the power supply is cut off before disassembling and protect all the parts during disassembly Do not scratch the outer parts Step Illustration Handling...

Страница 38: ...ll the parts during disassembly Step Illustration Handling Instruction Disassembly of fixing plate sub assy for air sweeping fans Remove the display board mounting support and mounting plate of swing...

Страница 39: ...embly to remove the motor Disassembly of right and left fixing plates Remark Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly Step Illustrat...

Страница 40: ...38 Condensing Unit Service Manual 5 EXPLODED VIEWS AND PART LIST 1 Model HNTF24 A D HNTF36 A D Exploded Views...

Страница 41: ...15 Guide Louver Supporting Sub Assy 0180941601 1 16 Air Louver 10619404 16 17 Guide Louver 10619403 2 18 Rotating Shaft 26909430 4 19 Front Connection Board 01349414P 1 20 Membrane 63079403 1 21 Fixed...

Страница 42: ...ection board 01349422 1 44 Bar Clasp Sub Assy 70818000001 1 45 Fan Motor 15709409 1 46 Joint Slack 73018731 2 47 Drainage Pipe Sub Assy 05235434 1 48 Rear Volute Casing 26905206 4 49 Filter Sub Assy 1...

Страница 43: ...1269404P 1 2 Water Tray Assy 01289405 1 3 Air Louver 26909418 18 4 Connected Board Evaporator 01349413 1 5 Filter Sub Assy 07210029 1 6 Throttle Valve Sub assy 07332200032 1 7 Evaporator Assy 01022200...

Страница 44: ...1 30 Transformer 43110286 1 31 Main Board 30224220 1 32 Terminal Board 4201019601 1 33 Terminal Board 42011147 1 34 Terminal Board 42010194 1 35 Capacitor CBB61 33010014 1 36 Electric Box Cover 014294...

Страница 45: ...JF00302341...

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