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Section 13
PROPULSION SYSTEM
Subsection 02
(JET PUMP)
SMR2003-040_13_02A.FM
13-02-37
CAUTION:
Repair any leak, failure to correct a
leak will lead to premature wear of pump com-
ponents.
NOTE:
If there is a pressure drop spray soapy wa-
ter around cover. If there are no bubbles, impeller
shaft, impeller shaft seal, or jet pump housing is
leaking through porosity and has to be replaced.
Jet pump unit has to be disassembled. There may
be 2 or 3 bubbles coming out from sleeve
no. 30
/
seal area. This small leak is acceptable. Leaks from
other areas must be repaired.
– Disconnect pump gauge tester and remove
pressure cap.
– Reinstall impeller cover
no. 13
with 3 new self-
locking screws.
INSTALLATION
Jet Pump Housing
Make sure that rubber (yellow colored for all mod-
els except for
Supercharged
models
which are
red) covered reducer
no. 44
is installed as shown.
CAUTION:
Misinstallation can cause overheat-
ing and damage to exhaust system.
1. Black rubber covered reducer
Generously apply synthetic grease on drive shaft
splines.
Make sure rubber damper is on drive shaft PTO
end.
Install jet pump. If necessary, wiggle jet pump to
engage drive shaft splines in impeller.
CAUTION:
Some watercraft require a shim be-
tween hull and pump; if shim has been re-
moved at pump removal, be sure to reinstall it,
otherwise engine alignment will be altered.
Apply Loctite 243 (blue) on stud threads of jet
pump housing.
Install flat washers
no. 40
, lock washers
no. 41
and nuts
no. 25
. Tighten nuts of jet pump housing
as per the following sequence.
From 1 to 2: 16 N•m (12 lbf•ft)
From 3 to 6: 31 N•m (23 lbf•ft)
From 1 to 4: 31 N•m (23 lbf•ft)
NOTE:
Slightly lubricate wear ring with BOMBAR-
DIER LUBE lubricant to minimize friction during
initial start.
1
F18J0IA
F18J1YA
3
1
5
6
2
4
F18J1ZA
1
2
4
3
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Summary of Contents for 2003 GTI LE RFI
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Page 767: ...NOTE www SeaDooManuals net ...
Page 768: ...NOTE www SeaDooManuals net ...
Page 769: ...F00Z0D 2003 GTI MODEL WARNING www SeaDooManuals net ...
Page 770: ...F00Z0C 2003 GTI LE MODEL WARNING www SeaDooManuals net ...
Page 771: ...F00Z0E 2003 GTI LE RFI MODEL WARNING www SeaDooManuals net ...
Page 772: ...F00Z0J 2003 RX DI MODEL WARNING www SeaDooManuals net ...
Page 773: ...F00Z0I 2003 GTX DI MODEL WARNING www SeaDooManuals net ...
Page 774: ...F00Z0K 2003 XP DI MODEL WARNING www SeaDooManuals net ...
Page 775: ...F00Z0F 2003 GTX 4 TEC MODEL WARNING www SeaDooManuals net ...
Page 776: ...F00Z0G 2003 GTX 4 TEC MODEL WITH AUXILIARY DESS MODULE WARNING www SeaDooManuals net ...
Page 777: ...F00Z0B 2003 GTX 4 TEC AND GTX 4 TEC SUPERCHARGED MODELS WARNING www SeaDooManuals net ...
Page 779: ...www SeaDooManuals net ...