INTRODUCTION
Basic instructions - Heater coolant shutoff valve
CAUTION
Burn hazard!
The engine and exhaust system become hot during operation. To prevent burns, open the engine
compartment and allow the components to cool to a comfortable touch temperature before you work
inside the engine compartment.
Failure to comply could result in minor or moderate injury.
C0178A
The cab heater coolant shutoff valve controls the flow of hot coolant to the heater.
1. Park the machine.
2. Engage the loader arm support strut.
3. Open the engine hood.
4. Locate the shutoff valve
(2)
on the left-hand side of
the engine. The shutoff valve connects to the engine
coolant return-to-radiator tube
(1)
.
5. Perform one of the following actions:
○ In warm ambient temperatures, turn the shutoff
valve clockwise to stop hot coolant flow to the
heater.
○ In cold ambient temperatures, turn the shutoff valve
counter-clockwise to allow hot coolant to flow to the
heater.
RAIL14TLB0410AA
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RCPH10TLB159AAF
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48194558 20/10/2017
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