192
COOLING SYSTEM
PRESSURE RELIEF VALVE SERVICING
PRESSURE RELIEF
VALVE SERVICING
The pressure relief valve assembly should be ser-
viced at the same time as the thermostats.
Disassembly
Remove hose clamps and hoses from pressure
valve.
Remove screws securing the bracket to power-
head. Remove the pressure valve housing.
Remove the bracket and the cap from the hous-
ing. Remove the pressure valve assembly.
Inspection
Inspect all parts for cracks, heat damage, or signs
of corrosion. Replace damaged parts. Clean
debris from housing and parts.
Assembly
Assembly is the reverse of disassembly. Pay
close attention when performing the following
additional tasks.
Tighten bracket and cap screws to a torque of 60
to 84 in. lbs. (7 to 9.5 N·m).
Install valve on powerhead. Tighten nuts to a
torque of 60 to 84 in. lbs. (7 to 9.5 N·m).
Install hoses and secure with clamps.
1. Hoses 004269
1. Bracket
2. Cap
DRC8113
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