Measuring Oil Pump; Water Pump Removal, Installation, Replacement; Removing Water Pump - BMW C1 200 Repair Manual

Measuring oil pump

•
Check tooth edges of oil pump gear for deforma-
tion
•
Measure protrusions of needle roller
•
Check runout of oil pump gear relative to shaft
•
Check oil pump shaft for wear
Wear data:
Runout ..............................max. 0.3 mm (0.0118 in)
Oil pump shaft..................min. 7.96 mm (0.3133 in)
Housing diameter .................... 8.03 mm (0.3161 in)
Water pump removal, installation,
replacement

Removing water pump

– Drain coolant
•
Slip a length of hose (fuel line or similar) over
screw and tool and release the fastener
•
Undo radiator plug and remove attachment
– Remove reluctor
C1110300
•
Remove circlip and washer (arrow)
•
Press water pump gear out of fitting in needle
roller
•
Remove needle roller and washer
•
Remove screw
C1110280
C1110310
11.21