3.12
Maintenance
9923396 - 2007-2012 EDGE/Widetrak LX Service Manual
©2011 Polaris Sales Inc.
2.
Lever adjustment is accomplished by loosening the
two oil pump cable jam nuts, then moving the
threaded barrel up or down until the two marker lines
are aligned at the exact point when the throttle slides
begin to move.
3.
Apply Loctite 262 to barrel threads and secure jam
nuts when adjustment is set.
Oil Pump Adjustment - 500 XCSP
NOTE: Before adjusting oil pump, always verify the
throttle lever free play and idle speed RPM are set to
specification.
1.
Always verify the throttle cable free play is set to
specification (.010
- .030
).
NOTE: The oil pump lever arm line mark MUST be
aligned with the oil pump boss index mark at the exact
moment when the throttle slides begin to lift from the
idle position.
2.
Remove the air box from the engine compartment.
3.
Locate the oil pump under the carburetor rack.
4.
If necessary, use a mirror or a bore scope and a light,
to visually inspect the current oil pump setting.
5.
Verify the lever mark is inline with the oil pump boss
index mark at the exact moment when the throttle
slides begin to lift from the idle position.
6.
If the oil pump lever requires adjustment or the cable
is going to be replaced, loosen the two jam nuts using
a 10mm wrench.
7.
When adjusting the lever, make adjustments in small
increments, then re-check the timing mark alignment.
8.
After setting the oil pump lever correctly, apply a small
drop of Loctite 242 to the cable barrel threads, then
secure the jam nuts.
9.
Re-check the oil pump alignment marks after securing
the jam nuts to verify the marks are set correctly.
10. Re-assemble the removed components in the reverse
they were removed. Reference the appropriate
service manual chapter for component assembly
fastener torques.
Oil Pump Bleeding
1.
Verify oil tank is filled with oil.
2.
Loosen the bleed screw (A). Verify a stream of oil
flows from the bleed screw.
3.
After bleeding oil pump, secure bleed screw and wipe
up oil residue.
NOTE: Any time that the engine is disassembled or
repaired, it is important to purge air within the hoses
and oil pump.
Oil Pump Bleeding - 550 Engines
1.
On 550cc engines that do not feature the oil pump
bleed hose between the oil pump and oil tank, place
some clean shop towels around the oil pump. Start the
engine, then pull the oil pump lever to the full-open
position for 30 seconds.
2.
Verify a stream of oil flows from the bleed screw.
3.
Turn off the engine, then secure the bleed screw.
4.
After bleeding oil pump, secure bleed screw and wipe
up oil residue.
NOTE: Any time that the engine is disassembled or
repaired, it is important to purge air within the hoses
and oil pump.
CAUTION
The oil pump lever and pump boss marks must be
observed straight-on to yield accurate results.
BLEED SCREW
LEVER MARK
BOSS INDEX MARK
A
