Opel Frontera UBS. Manual - part 908

1B – 26 AIR CONDITIONING

Removal

1. Disconnect the battery ground cable.

2. Discharge and recover refrigerant.

•

Refer to Refrigerant Recovery in this section.

3. Disconnect magnetic clutch harness connector.

4. Remove radiator fan shroud.

5. Remove radiator fan.

•

When the fan is removed, be sure to tighten
the fan fixing nuts temporarily to their original
positions.

6. Remove serpentine belt.

•

Move serpentine belt tensioner to loose side
using wrench, then remove serpentine belt.

Legend

(1)

Tensioner

(2)

Idle Pulley

(3)

Cooling Fan Pulley

(4)

Serpentine Belt

(5)

Power Steering Oil Pump

(6)

Air Conditioner Compressor

(7)

Crankshaft Pulley

(8)

Generator

7. Disconnect refrigerant line connector.

•

When removing the line connector, the
connecting part should immediately be
plugged or capped to prevent foreign matter
from being mixed into the line.

8. Remove compressor.

Installation

1. Install compressor.

•

Tighten the compressor fixing bolts to the
specified torque. 

Compressor Fixing Torque

N·m (kg·m / lb·ft)

19 (1.9 / 14)

2. Connect refrigerant line connector.

•

Tighten the refrigerant line connector fixing
bolts to the specified torque.

Refrigerant Line Bolt Torque

N·m (kg·m / lb·ft)

15 (1.5 / 11)

•

O-rings cannot be reused. Always replace with
new ones.

•

Be sure to apply new compressor oil to the O-
rings when connecting refrigerant lines.

3. Install serpentine belt.

•

Move serpentine belt tensioner to loose side
using wrench, then install serpentine belt to
normal position.

4. Install radiator fan.

5. Install radiator fan shroud.

6. Connect magnetic clutch harness connector.

3

4

2

7

8

6

1

5

850RX003

AIR CONDITIONING  1B – 27

871RY00013

Removal Steps

1. Air duct
2. Magnetic clutch harness connector
3. Drive belt
4. Refrigerant line connector
5. Compressor

Installation Steps

To install, follow the removal steps in the
reverse order.

4JG2 ENGINE

Compressor
bracket

2

5

1

3

4

O-ring

1B – 28 AIR CONDITIONING

REMOVAL

Preparation:

•

Battery ground cable

•

Discharge and recover refrigerant (Refer to
“REFRIGERANT RECOVERY” in this section) 

1. Air Duct (Turbo to air cleaner)

Cover up the air duct connecting portion to prevent
foreign materials from getting into the turbo and the
air cleaner. 

2. Magnetic Clutch Harness Connector 

3. Drive Belt

Loosen the power steering pump unit fixing bolts,
then loosen the drive belt adjustment bolt and
remove the drive belt. 

4. Refrigerant Line Connector 

5. Compressor

Drive belt

Power steering 
pump

Tension
adjustment bolt

INSTALLATION

5. Compressor

Tighten the compressor fixing bolts to the specified
torque.

Compressor Bolt Torque

N·m (kg·m / lb·ft)

40 (4.1 / 30)

4. Refrigerant Line Connector

•

O-rings cannot be reused. Always replace with new
ones.

•

Be sure to apply new compressor oil to the O-rings
when connecting refrigerant lines.

•

Tighten the refrigerant line connector to the
specified torque.

Refrigerant Line Bolt Torque

N·m (kg·m / lb·ft)

27 (2.8 / 20)

AIR CONDITIONING  1B – 29

3. Drive Belt

1) Temporary tighten the power steering pump unit

fixing bolts.

2) Push the drive belt when the force of 98N {10kgf}.,

and adjust the drive belt tension by tightening
drive belt tension adjustment bolt, till the 14 

∼

17

mm (0.55 

∼

0.67 in) of deflection of the belt is

obtained. Then tighten the power steering pump
fixing bolts. 

2. Magnetic Clutch Harness Connector 

1. Air Duct (Turbo to air cleaner) 

Power steering 
pump pulley

Tension adjustment
bolt

Crank pulley

Drive belt

Compressor

98N{10kgf}

14

∼

17mm

(0.55

∼

       0.67 in.)

850RY00002