PRIMER PUMP
25
TE AND 25/30 R MODELS
Disassembly
Remove primer pump housing retaining ring from
primer pump.
29284
Remove primer plunger from housing. Discard
0-
rings.
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Cleaning and Inspection
Inspect brass plunger shaft for any burrs or
scratches. Remove
small scratches by polishing
the plunger with crocus cloth.
If the plunger has
deep scratches, replace the plunger.
Inspect plunger where cross hole intersects inside
hole. Any burrs around cross hole will accelerate
FUEL SYSTEM
PRIMER
PUMP
wear of O-rings. Remove any protruding burrs and
polish with crocus cloth.
1
1. Cross hole, plunger
29282
To
test for proper check valve function, use a
squeeze bottle containing
alcohol (such as isopro-
pyl rubbing alcohol).
29274
Connect a clear plastic hose between small nip-
ple and bottle to observe flow of alcohol. Squeeze
the bottle
lightly to force alcohol through the hose.
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