Ski-Doo FORMULA S 1997, Shop Manual

Page: 396 / 926

Section 03 ENGINE
Sub-Section 06 (OIL INJECTION SYSTEM)
03-06-3
OIL PUMP IDENTIFICATION
Different engines use different pumps. See iden-
tification on lever
no. 7 .
NOTE:
The following procedures can be
done without removing the engine from
chassis.
CLEANING
Clean all metal components in a non-ferrous met-
al cleaner.
DISASSEMBLY
NOTE:
Some oil pump components are not
available as single parts.
1,2, Gear Retaining Nut and Oil Pump
Gear
To remove gear retaining nut, first extract the nee-
dle roller with pliers then lock gear in place using
one of the following gear holde:
TYPICAL
ASSEMBLY
2, Oil Pump Gear
At gear assembly, apply a light coat of Molykote
111 (P/N 413 7070 00) on gear teeth.
4, Needle Roller
(fan cooled engine only)
The needle roller must be engaged as deep as
possible in the pump mounting flange.
5,6, Spring Clip and Clamp
Always check for spring clips and clamps tight-
ness.
3, Screw
Torque to 9 N•m (80 lbf• in ).
Make sure cable barrel is well seated in oil pump
lever.
Secure barrel with plastic washer and circlip.
Verify cable and oil pump lever operation.
ADJUSTMENT
Prior to adjusting the pump, make sure all carbu-
retor adjustments are completed.
Synchronizing Pump with Carburetor:
Eliminate the throttle cable free-play by pressing
the throttle lever until a light resistance is felt,
then hold in place. The aligning marks on the
pump casting and on the lever must align. If not,
loosen the adjuster nut and adjust accordingly.
Retighten the adjuster nut.
-
CAUTION
Always mount proper pump on engine.
ENGINE TYPE
OIL PUMP
IDENTIFICATION
443 MX Z E4
454 N4
494 Skandic WT LC N4
494 Formula N4
503 Skandic WT/SWT E4
583 GT N6
583 MX Z N6
583 Summit N2
670 MX Z N6
670 Summit N6
ENGINE TYPE TOOL P/N
443/454/494/503/583/670 420 2779 05
'
'
A00C17A
420 2779 05