3.90
9928487 R01 - 2018 RANGER XP 1000 Service Manual
© Copyright Polaris Industries Inc.
THERMOSTAT REPLACEMENT
1. Remove the hood from the front cab.
WARNING
The cooling system is under pressure and serious
burns may result.
Allow the engine to cool before servicing.
2. Remove the pressure cap to relieve any system
pressure. See Cooling System Pressure Test, page
3.86
3. Drain coolant to a level below the thermostat housing.
4. Remove upper coolant hose from thermostat housing
q
.
5. Remove the rear bolt
w
retaining the thermostat
cover.
6. Remove the cargo box access panel.
7. Using an 8 mm swivel socket and long extension,
remove the front bolt
e
retaining the thermostat
cover.
8. Lift the cover from the housing and remove the
thermostat.
NOTE
Thermostat has a pop-off relief to allow the bypass
system to operate until thermostat opens.
9. Install a new thermostat.
10. Reverse this procedure for installation. Torque
thermostat cover bolts to specification.
TORQUE
Thermostat Cover Bolts:
7 ft-lbs (10 Nm)
11. Be sure to properly fill and bleed cooling system as
outlined in this chapter.