11.30
Removing slipring seal and shaft sealing ring
•
Press out slipring seal (6) with a drift.
•
Using a 5 mm (0.2 in) wide screwdriver, carefully
press out sealing ring (5).
Removing pressure relief valve
•
Loosen threaded union (12) and pull out
spring (13).
•
Pull valve piston (14) out with a magnet and ex-
amine it for damage.
Installing pressure relief valve
•
Oil valve piston (14) lightly before installing.
•
Insert spring (13) and insert and tighten the
screw plug with a new seal.
X
Tightening torque:
Screw plug (12) ............................................ 27 Nm
7
9
11
10
12
13
14
6
5
15
16
LT110432
Install the shaft sealing ring and slipring seal
•
Drive in sealing ring (5) from the water side with
the open side downwards, using drift,
BMW No. 11 1 640, and handle,
BMW No. 00 5 500.
•
Press in slipring seal (6) with drift,
BMW No. 23 1 780, and handle,
BMW No. 00 5 500.
Installing pump shaft and impeller
•
Oil pump shaft (7) lightly and push it into the
housing from the oil side.
•
Place impeller (9) with spacing bushing (10) in
position. When tightening, hold the pump shaft
to prevent it from turning.
X
Tightening torques:
Impeller screw (11) ....................................... 33 Nm
Oil pressure switch (15)................................ 40 Nm
Water temperature sensor or
Screw plug (16) .............................................. 9 Nm
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