icherng WA Series User Manual Download Page 15

 

 

11 

Replacing fan motor        

 

 

 

 

 

風扇馬達更換 

 

 

Caution

 

Please do DISCONNECT the main power 
line before replacing fan set!   
Aloft working must be executed under local 
safety regulation! 
Wiring work must be executed by 
professional technician and follow the 
related electric codes! 

If fan    motor is out of order, please follow the procedure listed below.

  如果風車馬達故障時,請依照下述程序執行

:   

1.

 

For security reason, TURN OFF SYSTEM and DISCONNECT the 
main power line before replacing fan.   

為確保安全,在更換風車組之前先將系統關閉並將主電源斷
電。

 

2.

 

Take off all the air blades.    Remove the fan blade by removing M6 
nut. 

移除所有導風片。旋開 M6 螺帽拆下葉片。

 

3.

 

Cut the cable ties to make it easy to remove the fan frame. 

剪斷紮線帶以利移除整組風扇框。

 

4.

 

Remove four M4.2 screws of fan guard. Take the whole fan set 
down. 

將導風罩的四個固定螺絲卸下,將整組風車組拆下。

 

5.

 

Cut off the power line, change new fan set or replace broken motor 
only. Drain hole of motor must face down! 

剪斷電線,更換故障的馬達,注意馬達洩水孔必須朝下!

 

Be careful, do not reserve long power line inside the fan guard 
to avoid interference with fan blades.    Do remember face 
down the drain hole to let condensate water flow out.

   

注意,不要預留過長的電源線在導風罩內,以免造成與扇葉
的干涉。請務必使馬達排水孔向下,以利冷凝水排出。

 

6.

 

Cut the power line to suitable length, avoid interference between fan 
blade and power line.    Re-fix the fan frame back to casing.    Use 
the cable ties to fix the power line on motor support.     

將新的電源線剪短至適當長度,重連接電源線。使用束線帶將
電源線固定在馬達固定架上。

 

7.

 

Fix back the fan blade on to motor.    Install back air blades. 

將扇葉固定回馬達。裝回導風片。

 

8.

 

Reconnect the main power, turn on the system. 

主電源送電,開啟系統。

 

 

 

 

 

 

 

 

 

 

 

 

 

 

注意!

 

在更換風車組之前必須要將總電源關閉

高空作業必須依照當地安全法規執行!

 

電路接線工作必須由專業技術人員並依
照國家電工相關法規執行!

 

 

 

Unscrew 4 screws. 

卸下

4

個固定螺絲。

 

Drain hole of motor must face down. 

馬達排水孔必須向下。

     

Unscrew M6 nut to remove fan blade. 

旋開

M6

螺帽拆下葉片。

              

Summary of Contents for WA Series

Page 1: ......

Page 2: ......

Page 3: ...ning unit cooler 3 3 3 Locate 4 3 4 Drain Line 4 3 5 Refrigerant Piping 5 3 6 Wiring 6 Wiring diagrams 7 4 Test running and adjustment 8 4 1 Before start up 8 4 2 Check and adjust while running 8 5 Ma...

Page 4: ......

Page 5: ...t or stand on the container Never overstock the containers Store product in cool and dry place If corrugated cardboard gets wet please remove the wet corrugated cardboard as soon as possible The wet c...

Page 6: ...on the ground please keep it vertically with cardboard under and prevent falling down The pallet package comes with a black adjustable belt Once take one unit out please use this belt to retighten th...

Page 7: ...opened otherwise it will accumulate heavy condensate on coil surface Thus will block air flow tunnel of unit cooler 3 Make sure there is no obstacle in front of fan s Must reserve space to build up be...

Page 8: ...ain line should be pitched at 100mm per 300mm When room temperature is above 2o C the drain line should be pitched at 25mm per 300mm For frozen condition should install drain line heater prepared by u...

Page 9: ...ness inside the system use dry nitrogen to purge the oxygen out This will prevent forming oxide inside during brazing c When finish connecting all the components perform leak test and vacuuming Make s...

Page 10: ...erminal box cover c Connect fan motor to power source check if rotation direction is correct d If model comes with defrosting heaters wire the heaters as illustrated on wiring diagram e For safety rea...

Page 11: ...e screw driver inserted the clamp inside is opened 2 3 Insert the electric wire into the connection hole 3 4 Remove screw driver the wire is clamped Check the wire if clamped firmly 4 WAGO is a trade...

Page 12: ...ulb is well strapped Insulate the thermal bulb from being affected by surrounding temperature 4 2 Check and adjust while running In order to keep system in steady running must adjust well in test runn...

Page 13: ...drain pan and drain line to avoid clogging c Clean fan blades and air streamer fan guard If fan blades are damaged or bent replace with new ones d Check every electrical connection is fastened Also ch...

Page 14: ...d is too low 1 Motor is out of order 2 Incorrect power source 3 Air tunnel blocked by ice 1 Replace a new one 2 Check the power source and fix it 3 Move the ice check defrosting system Fan does not ru...

Page 15: ...fan frame 4 Remove four M4 2 screws of fan guard Take the whole fan set down 5 Cut off the power line change new fan set or replace broken motor only Drain hole of motor must face down Be careful do n...

Page 16: ...12 Memo...

Page 17: ...13 Appendix 1 Replacement Parts Fan Set Assembly Fan Set Motor Fan Blade Motor Support Air blade AARJJ AACKW AAHDK AAHKP AAHKQ Appendix 2 Connection pipe position...

Page 18: ...ge without notice I Cherng Refrigeration Industrial Co Ltd Heat Exchanger Taiwan No 12 Chu Kuang 1st St Daliao Dist Kaohsiung City 83164 Taiwan 12 Tel 07 7873666 Fax 07 7872999 Website www icherng com...

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