Group 25 Intake and Exhaust System Service Procedures
8
Start the engine and run until it
reaches operating temperature.
9
Verify the torque at 48 ± 8 Nm
(35 ± 6 ft-lb).
2538-03-02-01
Exhaust Pressure Governor,
Replacement
Before working on a vehicle, set the parking brakes,
place the transmission in neutral, and block the
wheels. Failure to do so can result in unexpected
vehicle movement and can cause serious personal in-
jury or death.
WARNING
HOT ENGINE! Keep yourself and your test equipment
clear of all moving parts or hot engine parts and/or
fluids. A hot engine and/or fluids can cause burns or
can permanently damage test equipment.
Removal
1
T2006942
Fig. 41: Removing air line
Remove the air line from the exhaust
pressure governor.
2
T2006940
Fig. 42: Removing air pressure governor
Remove the bolts and lift off the ex-
haust pressure governor.
Installation
3
T2006941
Fig. 43: Cleaning shutter housing
Clean the sealing surface of the shut-
ter housing.
4
Install the new exhaust pressure gov-
ernor. Install the air line.
5
Apply parking brake and place shift
lever in neutral. Start the engine and
check for proper operation and leaks.
35
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