ENGINE
RSV mille
3
- 64
3.6.21 COOLANT PUMP
Carefully read 0.2.1 (PRECAUTIONS AND GENERAL
INFORMATIONS).
a
CAUTION
The coolant pump only needs disassembling in the
event of oil or coolant leakage.
◆
Check the drainage hole (1) for any signs of oil or cool-
ant leakage.
DISASSEMBLY
◆
Hold the coolant pump gear (2) still whilst unscrewing
the impeller (3).
◆
Slide the coolant pump gear (2) up and off, and remove
the pin (4) together with the washer (5).
a
CAUTION
Take care not to damage the thread of the coolant
pump shaft.
◆
Remove the coolant pump shaft (6) in the direction of
the coolant pump gear (2).
NOTE
Two holes are to be found in the clutch cover for
the purpose of disassembly.
◆
Remove the oil seal (7), together with the sliding seal-
ing ring (8), with a hole punch (9).
INSPECTION
◆
Check the impeller (3) for signs of damage or distortion
and, where necessary, replace it.
◆
Check the coolant pump shaft (6) for signs of rolling
around the oil seal sliding area and, where necessary,
replace it.
◆
Measure the coolant pump shaft housing slot (10) on
the clutch cover.
Slot wear limit (10) max. Ø 10.10 mm.
◆
Check the teeth of the coolant pump gear (2) for signs
of damage or broken material and check the distance
of the grooves protruding from the central slot (11) due
to accommodate the pin.
Groove wear limit (11) max. Ø 3.70 mm.
◆
Check the teeth of the coolant pump idler gear (12) for
signs of damage or broken material.
◆
Measure the housing slot (13).
Slot wear limit (13) max. Ø 10.22 mm.
Summary of Contents for 8140172
Page 1: ...RSV mille MIN 956X Service and repair manual aprilia part 8140172 ...
Page 5: ...0 4 RSV mille NOTE ...
Page 6: ...1 1 RSV mille GENERAL INFORMATION 1 ...
Page 28: ...2 1 RSV mille 1 SERVICE AND SETTING UP 2 ...
Page 84: ...3 1 RSV mille 1 3 ENGINE 3 ...
Page 200: ...4 1 RSV mille 1 2 3 FUEL SUPPLY SYSTEM 4 ...
Page 226: ...5 1 RSV mille 1 2 3 4 COOLING SYSTEM 5 ...
Page 236: ...6 1 RSV mille 6 6 6 6 6 ELECTRICAL SYSTEM 6 ...
Page 239: ...6 4 ELECTRICAL SYSTEM RSV mille 42 0 43 9 54 ...