Coolant Pump Impeller - SeaDoo Rotax 1503 4-Tec 2005 Engine Shop Manual

Section 01 ENGINES (1503 4-TEC)
Subsection 05 (COOLING SYSTEM)
1. Weep hole pump housing gasket
Check if thermostat is in good condition. Refer to
THERMOSTAT elsewhere in this section.
Installation
The installation is the opposite of the removal pro-
cedure. Install screws as per the following illus-
tration.
1. Screws M6 x 25
2. Screws M6 x 105
CAUTION: To prevent leaking, take care that the
gaskets are exactly in groove when you rein-
stall the coolant pump housing.
Apply Loctite 243 (P/N 290 897 651) on screw
threads and torque to 10 N•m (89 lbf•in).
Tightening sequence for screws on coolant pump
housing is as per following illustration.
64

COOLANT PUMP IMPELLER

Removal
Remove:
– coolant pump no. 6 as described in this section
– unscrew the impeller no. 8 clockwise.
1. Impeller
CAUTION: Coolant/oil pump shaft no. 9 and im-
peller no. 8 have left-hand threads. Remove by
turning clockwise and install by turning coun-
terclockwise.
Inspection
Check impeller for cracks or other damage. Re-
place impeller if damaged.
Installation
The installation is the opposite of the removal pro-
cedure. Pay attention to the following details.
www.SeaDooManuals.net
smr2005-088