Model | NMB613.355/388 |
with code HKF (Webasto Top 2002 Aerosphere air conditioning with roof heater) | |
except code HKD (Konvekta ACX 640 air conditioning with roof heater) | |
except code HO4 (Front air conditioning) | |
- | |
Model | NMB613.358/388 |
with code HKF (Webasto Top 2002 Aerosphere air conditioning with roof heater) | |
with code HO4 (Front air conditioning) | |
except code HKD (Konvekta ACX 640 air conditioning with roof heater) | |
- |
3 | Pressure side shutoff valve |
4 | Intake side shutoff valve |
11 | Pressure-side testing and filling valve |
12 | Suction side testing and filling valve |
T83.55-0025-01
Danger | Risk of explosion caused by welding or soldering work on closed air conditioning system. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with liquid refrigerant. | Never perform welding work on or near a closed air conditioning system. No smoking or open flames. Wear safety glasses and protective gloves. Work only in well ventilated areas. Carry out repair work on the air conditioning system circuit only after the system has been drained. | |
Topical note | Protect air conditioning circuit and components from moisture when carrying out repair work | ||
Notes on handling refrigerant R134a | |||
1 | Energize electromagnetic shutoff valve | ||
| Cable for activation of solenoid | ||
2 | Evacuate air conditioning system and perform leak test | ||
3 | Charge air conditioning system with refrigerant | Observe operating instructions for air conditioning system vacuum and recycling unit. | |
Total filling capacity - refrigerant | |||
4 | Switch off air conditioning vacuum and recycling unit | ||
5 | Remove suction and pressure line of air conditioning vacuum and recycling unit from pressure side test and filling valve (11) and from intake side test and filling valve (12) | ||
6 | Attach cover caps at pressure side test and filling valve (11) and at intake side test and filling valve (12) | ||
7 | Remove electric line for energization of electromagnetic shutoff valve |
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