IX.2
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
Cleanfire Fuel Injection System
Diagnostic Trouble Codes ........................................1.26
Cleaning the Snowmobile
Fogging the Engine.................................................2.63
Lubrication............................................................2.65
Storage ................................................................2.65
Wash...................................................................2.65
Clutch Alignment / Offset
PS-51607 ..................................................... 2.27, 7.30
Clutch Guard / Footrests
Assembly View ....................................................... 9.7
Clutch Offset / Float Adjustment ........................... 2.28, 7.31
Clutch Settings (Model Year 2021)
650 INDY XC / INDY VR1 129 / 137............................1.13
650 Switchback Assault 146 .....................................1.14
850 INDY XC / INDY VR1 129 / 137............................1.13
850 Switchback Assault 146 .....................................1.14
Clutch Weight ............................................................ 7.3
Component
Torque Sequences .................................................3.50
Console
Assembly View ......................................................9.17
Installation ............................................................9.25
Removal...............................................................9.23
Control Arm
Pivot Adjustment ............................................ 2.45, 8.56
Coolant Bottle
Assembly View .................................................... 3.130
Installation .......................................................... 3.136
Overflow Line Routing ........................................... 3.137
Removal............................................................. 3.135
Cooling Hose - Cold Side
Routing / Retention ............................................... 3.133
Cooling Hose - Hot Side
Routing / Retention ............................................... 3.131
Cooling System
Assembly View .................................................... 3.129
Crankcase
Assembly .............................................................3.98
Assembly View ......................................................3.58
Disassembly .........................................................3.84
Weep Hole............................................................3.27
Crankcase Sealant
Sealant Path .........................................................3.55
Crankshaft
Assembly View ......................................................3.59
Installation ............................................................3.96
Removal...............................................................3.85
Runout Inspection ..................................................3.90
Truing ..................................................................3.89
Crankshaft Index .......................................................3.90
Cross Shaft Oil Gallery
Outlet Check Valve .................................................3.15
Outlet Check Valve Replacement...............................3.16
Outlet Check Valve Testing .......................................3.16
Cylinder
Assembly View ......................................................3.57
Honing .................................................................3.79
Inspection.............................................................3.78
Installation .......................................................... 3.100
Removal...............................................................3.77
Cylinder Head
Inspection.............................................................3.76
Installation .......................................................... 3.101
Removal...............................................................3.75
D
Detonation (DET)
Troubleshooting ...................................................... 4.5
Diagnostic
Diagnostic Power Connector............................... 4.2, 10.6
Diagnostic Trouble Codes (DTCs)
Left Hand Control ..........................................1.32, 10.24
Digital Wrench
Communication Errors.............................................1.38
Data List Display ....................................................1.42
Data Trigger (Freeze Frame) ....................................1.43
Diagnostic Trouble Codes (DTCs)..............................1.41
ECU / Injector / Oil Pump Replacement Menu...............1.47
ECU Replacement..................................................1.47
ECU Reprogramming (Reflash) .................................1.66
Electronic Oil Pump Flow Offset ........................ 1.53, 3.25
Fuel Injector Break-In Timer Reset .............................1.55
Fuel Injector Replacement........................................1.51
Gearing Change .............................................. 1.63, 6.7
Meters .................................................................1.42
Oil Pump Enrichment Mode Timer Reset .....................1.57
Output State Control Testing .....................................1.45
Overview ..............................................................1.36
Service Procedures Menu ........................................1.55
Service Report.......................................................1.46
Software Version / Update ID ....................................1.37
Special Tests Menu.................................................1.44
Special Tools .........................................................1.36
System Configurations ............................................1.40
Updating Software ..................................................1.37
Vehicle Historical Information ....................................1.44
Vehicle Identification Information ...............................1.70
Digital Wrench®
Polaris Mobile Digital Wrench® (PMDW) .....................1.72
Drive Belt
Installation .................................................... 2.24, 7.11
Removal....................................................... 2.24, 7.10
Specifications ......................................................... 7.9
Drive Belt Storage .....................................................2.63
Drive Clutch
Assembly .............................................................7.20
Assembly View ......................................................7.13
Bushing / Insert Replacement ...................................7.18
Cover Bushing .......................................................7.19
Disassembly .........................................................7.14
Identification..........................................................7.12
Installation ............................................................7.22
Moveable Sheave Bushing/Insert Installation ...............7.18
Moveable Sheave Bushing/Insert Removal ..................7.18
Roller Installation ...................................................7.17
Roller Removal ......................................................7.16
Spider Button Installation .........................................7.17
Spider Indexing......................................................7.23
Drive Clutch Assembly ...............................................7.20
Drive Clutch Disassembly ...........................................7.14
Drive Clutch Removal.................................................7.14
Drive Spring .............................................................. 7.3
Drive System Terminology
1:1 Shift Ratio......................................................... 7.4
Backshifting ........................................................... 7.4
Clutch Weight......................................................... 7.3
Drive Spring ........................................................... 7.3
Driven Spring ......................................................... 7.4
Engagement RPM ................................................... 7.3
Final Gearing.......................................................... 7.4
Helix/Ramp ............................................................ 7.4
INDEX
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