5.41
Engine and Cooling Systems
5
COOLING SYSTEMS
Thermostat Replacement
1.
Remove the housing cover, by removing the cover bolts.
2.
Check the gasket condition and replace if damaged.
3.
Replace the thermostat. Make sure that the spring side is
facing downward or toward the engine.
4.
Replace cover. Torque the cover fasteners to specification.
5.
Verify the bleed screw and washer are installed.
Thermostat Orientation
The thermostat must be installed in the cylinder head has
shown in the illustrations.
Center Thermostat Location
Offset Thermostat Location
800 CFI Thermostats
There are two different thermostats used depending on
the engine model number.
The larger bleed hole thermostat is designed for cooling
systems that do not feature a bypass circuit in the cooling
system.
CAUTION
Allow engine to cool completely before working with the
engine cooling system.
Engine coolant can be under pressure and hot. Escap-
ing steam and/or coolant may cause severe burns to ex-
posed skin.
=
T
Cover Fasteners: 9 Ft.Lbs. (12 Nm)
BLEED SCREW
WASHER
HOUSING COVER
THERMOSTAT
GASKET
Engine Model
Thermostat PN Bleed Hole ID
S3489-8044-PU8E
7052433
2 mm
S3471-8044-PU8E
7052452
3.5 mm
BRIDGE ALIGNED WITH HOLES
Summary of Contents for FST IQ 2007
Page 45: ...NOTES Model Specifications 1 42 ...
Page 57: ...NOTES General Information 2 12 ...
Page 79: ...NOTES Maintenance 3 22 ...
Page 84: ...4 5 Fuel Systems 4 Carbureted Fuel System Typical ...
Page 88: ...4 9 Fuel Systems 4 Throttle Opening Vs Fuel Flow VM only ...
Page 101: ...4 22 Fuel Systems Chassis Relay ...
Page 103: ...4 24 Fuel Systems Vehicle Speed Sensor ...
Page 119: ...NOTES Fuel Systems 4 40 ...
Page 183: ...NOTES Final Drive and Brakes 6 16 ...
Page 203: ...NOTES PVT System 7 20 ...
Page 297: ...11 12 Battery and Electrical Systems System Schematic CFI ...
Page 305: ...NOTES Battery and Electrical Systems 11 20 ...
Page 310: ...12 1 Wiring Diagrams 2007 600 HO Carbureted 1 of 2 ...
Page 311: ...12 2 Wiring Diagrams 2007 600 HO Carbureted 2 of 2 ...
Page 312: ...12 3 Wiring Diagrams 2007 600 HO Carbureted Hood Harness ...
Page 313: ...12 4 Wiring Diagrams 2007 600 700 CFI Chassis Harness 1 of 2 ...
Page 314: ...12 5 Wiring Diagrams 2007 600 700 CFI Chassis Harness 2 of 2 ...
Page 316: ...12 7 Wiring Diagrams 2007 600 700 CFI Engine Harness ...
Page 317: ...12 8 Wiring Diagrams 2008 IQ Shift 1 of 2 ...
Page 318: ...12 9 Wiring Diagrams 2008 IQ Shift 2 of 2 ...
Page 319: ...12 10 Wiring Diagrams 2008 IQ Shift Hood Harness ...
Page 320: ...12 11 Wiring Diagrams 2008 IQ Shift RMK 1 of 2 ...
Page 321: ...12 12 Wiring Diagrams 2008 IQ Shift RMK 2 of 2 ...
Page 322: ...12 13 Wiring Diagrams 2008 IQ Shift RMK Hood Harness ...
Page 323: ...12 14 Wiring Diagrams 2008 IQ CFI Chassis Harness 1 of 2 ...
Page 324: ...12 15 Wiring Diagrams 2008 IQ CFI Chassis Harness 2 of 2 ...
Page 325: ...12 16 Wiring Diagrams 2008 IQ CFI Engine Harness ...