Ski-Doo Ski Doo SUMMIT 2005 [72/1429] Finalizing reassembly

Section 03 ENGINES

Subsection 01 (LEAK TEST)

A32C1HA

If pressure drops, it indicates a defective crank-

shaft inner seal.

A32C1IA

TYPICAL — CRANKSHAFT INSTALLED IN UPPER

HALF CRANKCASE

1. Crankshaft inner seal on PTO side

2. Crankshaft inner seal on MAG side

– Check weep hole below coolant pump housing

with soapy water.

A32C1JA

1. Weep hole

If there is a leak, it indicates that a pump shaft is

defective (oil seal beside coolant ceramic seal).

– Leaks can be also on oil pump side. Check

mounting area for leaks.

A32C1GB

TYPICAL

1. Check mounting area

– If leak still persists, it indicates a defective cast-

ing somewhere in engine.

Disassemble engine and carefully check for de-

fects in castings. Pay attention to tapped holes

whichmaygothroughenginesealedareaand

thus lead to leakage.

FINALIZING REASSEMBLY

After reassembling engine, always recheck for

leakage.

mmr2005-068 49