TM-9-2320-280-20-1
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 1 OF 3
JANUARY 1996
TM-9-2320-280-20-1 - Page 79 of 888
TM 9-2320-280-20-1
1-27. SERVICE/PARKING BRAKE SYSTEM OPERATION
The parking brake system is a mechanically-actuated system that provides a means of keeping the vehicle
still once it stops. It also assists in emergency stopping if there is a complete service brake system failure.
Major components of the parking brake system are:
PARKING BRAKE ROTORS
- Attached to output flanges on rear differential, rotors prevents
output flanges from turning when parking brake is applied.
BRAKE PADS
– Apply friction to rotors when hand lever is applied.
PARKING BRAKE CALIPERS
- Forces brake pads against rotors when hand lever is applied.
PARKING BRAKE CABLES
- Connects parking brake hand lever to equalizer bar.
EQUALIZER BAR
- Evenly distributes braking pressure to the rear brake rotors.
PARKING BRAKE ROD
- Connects parking brake hand lever to equalizer bar.
PARKING BRAKE HAND LEVER
- Permits operator to engage the parking brake.
PARKING BRAKE HAND LEVER ADJUSTING CAP
- Permits operator to make minor tension
adjustment of parking brake.
1-46
Back to Top
