wheel AUDI A4 1998 B5 / 1.G APB Engine Cooling System Components

19-12


23 -
Bolt
Tightening torque: 10 Nm
24 -
Fan wheel for viscous fan
25 -
Viscous fan coupling Note left-hand threadTightening torque only applicable when
using open-end spanner 3312 Tighten to 37 Nm
26 -
Bolt Tightening torque: 25 Nm
27 -
Bracket For viscous fan
28 -
From bottom of radiator Diagram of coolant hose connections
Page 19
-17

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ge 13 of 34 Coolin
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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pair&id=AUDI.B5.GE05.19.1

19-27


Vehicles with air conditioner
WARNING!
Do not open the air conditioner refrigerant circuit.
Note:
To prevent damage to the condenser and refrigerant lines and hoses,
ensure that the lines and hoses are not stretched, kinked or bent. - Unbolt pressurizing fan and detach cooling lines for power steering
hydraulic fluid -arrows-.

- Detach air cowls from radiator -4- (left and right).
- Remove securing bolts -1- and -2- for condenser.
- Unplug connector -3- from air conditioner pressure switch -F129.
- Lift condenser up out of its bracket, turn it towards side and secure to
right-hand front wheel with wire.
Pa
ge 29 of 34 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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e=re
pair&id=AUDI.B5.GE05.19.1

19-30


- Remove following components before unbolting coolant pump:
1 - Tensioning roller for toothed belt: 20 Nm
2 - Idler wheel: 45 Nm

- Unbolt coolant pump from toothed belt guard -1- (2 nuts). Remove
securing bolts -2- (9 bolts) for coolant pump and remove coolant pump.
Pa
ge 33 of 34 Coolin
g system com
ponents, removin
g and installin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.GE05.19.1