Frelander 2. Manual — part 408
Climate Control System - General Information - Air Conditioning (A/C)
System Recovery, Evacuation and Charging
General Procedures
1.
WARNING: Servicing must be carried out by personnel
familliar with both vehicle system and the charging and testing
equipment. All operations must be carried out in a well ventilated
area away from open flame and heat sources.
• NOTE: The receiver drier need only be changed under the following
circumstances: There is dirt in the refrigerant circuit ( eg.
compressor seizure ), the system is leaking and refrigerant has been
lost to atmosphere, or the refrigerant circuit has been open more
than 24 hours, due to repair.
Refrigerant recovery and recycle.
1.
Remove the access cover.
2.
Remove the dust covers from the high and low pressure
connections.
3.
Connect the high and low pressure lines to the appropriate
connections.
4.
Open the valves on the connections.
5.
Turn the valves on the station to the correct positions.
6.
Allow the system to recover the refrigerant from the system.
7.
Close the valves on the refrigerant station.
8.
Close the valves on the connections.
9.
Disconnect the high and low pressure connections.
10. Install the dust covers to the connectors.
11. Evacuation.
12.
Remove the dust covers from the high and low pressure connections.
13.
Connect the high and low pressure lines to the appropriate
connections.
14.
Open the valves on the connections.
15.
Allow the station to evacuate the A/C system.
16.
17.
CAUTION: The system must be evacuated immediatley
before recharging commences. Delay between evacuation and
recharging is not permitted
Recharging
17.
Close the valves on the refrigerant station.
18.
Close the valves on the connections.
19.
Disconnect the high and low pressure connections.
20.
Install the dust covers to the connectors.
Torque: 6 Nm
21.
Install the access cover.
22.
Climate Control -
Torque Specifications
Description
Nm
lb-ft
A/C compressor refridgerant line connections
24
18
A/C condenser refridgerant line connections
10
7
Compressor lower support bracket - 3.2 Petrol
25
18
Compressor upper support bracket - 3.2 Petrol:
M10
45
33
M8
25
18
M6
10
7
Compressor mounting bolts - All engines
25
Condenser core bolts
10
7
Heater core and evaporator core housing bolts
7
6
Heater housing to bulkhead Torx bolts
7
6
Pressure transducer
8
6
Thermostatic expansion valve bolts
4
3
Thermostatic expansion valve nut
9
7
Climate Control - Air Distribution and Filtering
Description and Operation
COMPONENT LOCATION
• NOTE: Right Hand Drive (RHD) shown, Left Hand Drive (LHD) similar
Item
Part Number
Description
1
-
Passenger face level/side window register
2
-
Side window vent
3
-
Face level duct
4
-
Side window duct
5
-
Windshield duct
6
-
Windshield vent
7
-
Side window vent
8
-
Driver face level/side window register
9
-
Driver footwell duct
10
-
Instrument panel center register
11
-
Cabin air filter
12
-
Rear cabin Right Hand (RH) duct
13
-
Rear cabin Left Hand (LH) duct
14
-
Passenger footwell duct
15
-
Instrument panel center register
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