Hitachi RAS-4-HNCE - Page 334

10. Servicing
320
SMGB0079 rev.0 - 01/2013
10.3.2.7. Removing the compressor .................................................................................................... 350
10.3.2.8. Removing the High pressure switch and Pressure switch for control ................................... 353
10.3.2.9. Opening electrical box (P plate) ............................................................................................ 354
10.3.2.10. Removing Reversing valve coil ............................................................................................. 354
10.3.2.11. Removing electronic expansion valve coil ............................................................................. 355
10.3.2.12. Removing solenoid valve coil (SVA and SVC)....................................................................... 355
10.3.2.13. Removing reversing valve ..................................................................................................... 356
10.3.2.14. Removing Electronic expansion Valve and Solenoid Valve ................................................... 357
10.3.2.15. Removing electrical components .......................................................................................... 358
10.3.2.16. Removing other electrical components ................................................................................. 359
10.3.3. Oudoor units RAS-(8-10)HNPE ............................................................................................................... 360
10.3.3.1. Removing service cover ........................................................................................................ 360
10.3.3.2. Removing air outlet grille ....................................................................................................... 360
10.3.3.3. Removing upper cover .......................................................................................................... 361
10.3.3.4. Removing the bottom service cover and rear cover .............................................................. 361
10.3.3.5. Removing outdoor fan motor ................................................................................................. 362
10.3.3.6. Removing electrical box ........................................................................................................ 363
10.3.3.7. Removing the compressor .................................................................................................... 364
10.3.3.8. Removing High pressure switch and pressure switch for control .......................................... 367
10.3.3.9. Opening electrical box (P-Mounting Plate) ............................................................................ 367
10.3.3.10. Removing reversing valve coil ............................................................................................... 368
10.3.3.11. Removing electronic expansion valve coil ............................................................................. 369
10.3.3.12. Removing solenoid valve coil (SVA and SVC)....................................................................... 369
10.3.3.13. Removing reversing valve ..................................................................................................... 370
10.3.3.14. Removing Electronic expansion Valve and Solenoid Valve ................................................... 371
10.3.3.15. Removing electrical components .......................................................................................... 372
10.3.3.16. Removing other electrical components ................................................................................. 374
10.3.4. Outdoor Units RAS-12HNP ..................................................................................................................... 375
10.3.4.1. Removing service cover ........................................................................................................ 375
10.3.4.2. Removing air outlet grille ....................................................................................................... 375
10.3.4.3. Removing upper cover .......................................................................................................... 376
10.3.4.4. Removing the bottom service cover and rear cover .............................................................. 376
10.3.4.5. Removing outdoor fan motor ................................................................................................. 377
10.3.4.6. Removing electrical box ........................................................................................................ 378
10.3.4.7. Removing the compressor .................................................................................................... 379
10.3.4.8. Removing High pressure switch and pressure switch for control .......................................... 382
10.3.4.9. Removing reversing and solenoid valves coils ...................................................................... 383
10.3.4.10. Removing electronic expansion valve coil ............................................................................. 384
10.3.4.11. Removing reversing valve ..................................................................................................... 385
10.3.4.12. Removing Electronic expansion Valve and Solenoid Valve ................................................... 386
10.3.4.13. Removing electrical components .......................................................................................... 388
10.3.4.14. Removing other electrical components ................................................................................. 390