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Spring Lock Couplings
Special Tool(s)310-040
Disconnect Tool, Fuel Line
(5/16")
23041
310-137
Disconnect Tool, Fuel Line
E51255
310-D004
Disconnect Tool, Spring Lock
Coupling (3/8" yellow)
23039
310-D005
Disconnect Tool, Spring Lock
Coupling (1/2" green)
23-040
412-038
Disconnect Tool, Spring Lock
Coupling (5/8" black)
34003
412-069
Disconnect Tool, Spring Lock
Coupling (3/4" white)
34002
Materials
Specification
Name
WSS-M2C153-G
Engine Oil - 5W-30
Disconnect
WARNINGS:
Refer to: Petrol and Petrol-Ethanol Fuel
Systems Health and Safety Precautions
(100-00 General Information, Description
and Operation).
NOTE: Fuel supply line connectors are color coded
white. Fuel return line connectors are color coded
red.
1. Release the fuel system pressure
Refer to: Fuel System Pressure Release
(310-00 Fuel System - General Information,
General Procedures).
2. Special Tool(s): 310-137
E77752
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Fuel System - General Information
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9.
GV0908A
10.Special Tool(s): 310-D004, 310-D005, 412-038,
412-069
GV0909A
Connect
1.CAUTION: Only use the specified
material to lubricate the seals.
To connect, reverse the disconnect procedure.
Material: Engine Oil - 5W-30 (WSS-M2C153-G) engine oil
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Perform the leak test, by closing the hand valves
on the gauge set, switching off the service unit
vacuum pump and observing the low pressure
gauge.
10. N O T E : This step is only necessary if the
pressure increase exceeds 20 mbar.
Locate and rectify any leaks in the A/C
refrigerant circuit using a leak tester.
General Equipment: UV Leak Detector
General Equipment: Electronic Leak Detector
General Equipment: Automatic Calibration Halogen Leak Detector
11 . Add refrigerant oil to the air conditioning system.
Refer to: Specifications (412-00 Climate Control
System - General Information, Specifications).
Refer to: Refrigerant Oil Adding (412-00 Climate
Control System - General Information, General
Procedures).
12. Fill the air conditioning system with liquid
through the high-pressure connection.
Refer to: Specifications (412-00 Climate Control
System - General Information, Specifications).
13. Open the shut-off valve on the high-pressure
side.
1.
2. Switch the service unit to "Fill" mode and fill
the system with the specified quantity of
liquid refrigerant (R134a).
14. Fill the air conditioning system with gas through
the low-pressure connection.
Refer to: Specifications (412-00 Climate Control
System - General Information, Specifications).
15. Open the shut-off valve on the low-pressure
side.
1.
2. Switch the service unit to "Fill" mode and fill
the system with the specified quantity of
gaseous refrigerant.
3. Add the remaining amount of refrigerant with the air conditioning switched on. To do so
run the engine at about 1200-1500 rev/min.
Set the air conditioning system to full cooling
power and fresh air mode. Set the blower
motor to the highest setting. Fill with the
remainder of the specified fill capacity.
16. Disconnect the service unit. 17.
Close the shut-off valve.
1.
2. Switch off the service unit.
3. Disconnect the service unit lines from the
filling connections of the air conditioning
system.
4. Screw the protective caps onto the charging connections.
18. Install all components in reverse order.
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