Notes for Incorporating the Heating and A/C System in the Coolant
Circuit
Note
In vehicles with a diesel engine with and without a "parking
heater", an Auxiliary Heater Control Module -J60
Note
The Coolant Recirculation Pump -V50- is currently not
installed in all vehicles. Refer to
→ Rep. Gr.19; Coolant System/Coolant; Connection Diagram -
Coolant Hoses. If a p
General Information
Indicators on pressure gauge
1 - Temperature scale for refrigerant R134a CF3-CH2F or
CH2F-CF3.
2 - Pressure scale
Note
Pressure is measured in different units: 1 MPa (145 psi)
corresponds to 10 bar (145 psi) positive pressure. 1 bar (14.5
psi) abso