Model | NMB613.367 |
with code HKG (Konvekta ACX 623 air conditioning with roof heater) | |
Model | NMB613.355/358/364/365/388/455/485, 671.015/020/021/030/042 |
with code HA4 (Konvekta air conditioning with roof heater and timer) | |
with code HO4 (Front air conditioning) | |
* | |
Model | NMB613.355/358/364/365/388/455/485 |
with code HA4 (Konvekta air conditioning with roof heater and timer) | |
except code HO4 (Front air conditioning) | |
* | |
Model | NMB613.355/358/388/455/485 |
with code HC1 (Webasto air conditioning with roof heater) | |
except code HO4 (Front air conditioning) | |
* | |
Model | NMB613.355/358/388/455/485 |
with code HC1 (Webasto air conditioning with roof heater) | |
with code HO4 (Front air conditioning) | |
* | |
Model | NMB613.358/388 |
with code HKD (Konvekta ACX 640 air conditioning with roof heater) | |
except code HO4 (Front air conditioning) | |
* | |
Model | NMB613.358/388 |
with code HKD (Konvekta ACX 640 air conditioning with roof heater) | |
with code HO4 (Front air conditioning) | |
* |
Shown on model 613.355/455/485 |
1 | Pressure-side testing and filling valve |
2 | Intake-side testing and filling valve |
T83.30-0022-11
Shown on model 613.358/388 |
1 | Pressure-side testing and filling valve |
2 | Intake-side testing and filling valve |
T83.30-0070-11
Shown on model 613.358/388 with Konvekta ACX 640 A/C with roof heater, code HKD |
1 | Pressure-side testing and filling valve |
2 | Intake-side testing and filling valve |
3 | Pressure-side shutoff valve |
4 | Intake-side shutoff valve |
5 | Refrigerant compressor |
T83.55-0026-01
Filling | |||
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 | If present | |
Model 613.367 with code HKG (Konvekta ACX 623 A/C with roof heater), model 613.358/388 with code HKD (Konvekta ACX 640 A/C with roof heater) | |||
| Cable for activation of solenoid | ||
Depending on the model and version involved, the electromagnetic shutoff valve in the roof-mounted air conditioning system must be energized so that the entire system can be evacuated. | |||
2 | Evacuate air conditioning system, leak test | ||
3 | Charge air conditioning system with refrigerant | Note the following: | |
Model 613.355/358/388/455/485 | |||
4 | Unscrew pressure-side shutoff valve (3) and intake-side shutoff valve (4) completely | Unscrewing closes the pressure-side testing and filling valve (1) and the intake-side testing and filling valve (2). | |
5 | Screw protective caps onto pressure-side shutoff valve (3) and intake-side shutoff valve (4) | ||
6 | Switch off extraction, recycling and filling equipment | ||
7 | Disconnect suction and pressure line of A/C suction and recycling equipment from intake-side testing and filling valve (2) and pressure-side testing and filling valve (1) | ||
8 | Detach electrical line for energizing electromagnetic shutoff valve | If the electrical line for energizing the electromagnetic shutoff valve was installed. |
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