9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
3.1
CHAPTER 3
ENGINE / COOLING / EXHAUST
IMPORTANT ENGINE SERVICE NOTES
ELECTRONIC OIL PUMP - FLOW OFFSET IDENTIFICATION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.8
OIL CHECK VALVE FITTING HOSE CLAMP POSITION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.12
EXTERNAL OIL INJECTOR CHECK VALVE REPLACEMENT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.14
CROSS SHAFT OIL GALLERY OUTLET CHECK VALVE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.15
CROSS SHAFT OIL GALLERY OUTLET CHECK VALVE TESTING
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.16
CROSS SHAFT OIL GALLERY OUTLET CHECK VALVE REPLACEMENT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.16
ELECTRONIC OIL PUMP - RESISTANCE CHECK
ELECTRONIC OIL PUMP PRIME PROCEDURE
ELECTRONIC OIL PUMP MANUAL PRIME PROCEDURE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.24
DIGITAL WRENCH - ELECTRONIC OIL PUMP FLOW OFFSET
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.25
ELECTRONIC OIL PUMP – TROUBLE CODES / PROTECTION MODE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.27
ENGINE MODEL NUMBER MATRIX - 2021