PETTIBONE 8044 - Thermostat Test; Draining and Refill Cooling System

Page 96
TRAVERSE LIFT
Pettibone Michigan, L.L.C. OWNER/OPERATOR MANUAL MODELS 6036/6044/8036/8044
6. Close the radiator drain valve.
7. Fill the radiator with a mixture of 50% ethylene glycol antifreeze and 50% water.
8. Install the radiator cap and operate the engine until it reaches a temperature of 180
o
F and check for
leaks. Correct any leaks found.
Figure 22. Draining and Refill Cooling System
THERMOSTAT TEST
1. Place the thermostat in a pot of water and position a thermometer to indicate water
temperature.
2. Heat the water on a burner while observing the thermometer.
3. The thermostat should open when the thermometer indicates a water temperature of
180 degrees F. If not, replace the thermostat.
ENGINE
WATER
INLET
RADIATOR
HOSE
LOCATED IN
LEFT REAR
OF ENGINE
COMPARTMENT
Continued on next page
Figure 23. Thermostat Test.
THERMOMETER
THERMOSTAT