TM-9-2320-387-24-1
TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE, VOLUME 1
DECEMBER 1997
CHANGE 1
TM-9-2320-387-24-1 - Page 479 of 1205
TM 9-2320-387-24-l
BRAKE SYSTEM
KNOWN INFO
PARKlNG
BRAKE OK
MASTER CYLINDER
OK
BRAKE PADS OK
ROTORS OK
CALIPERS
OK
POSSIBLE
PROBLEMS
PROPORTIONING
VALVE
HYDRO-BOOSTER
MECHANICAL
COMPONENTS
KNOWN INFO
PARKING
BRAKE OK
MASTER CYLINDER
OK
BRAKE PADS OK
ROTORS OK
CALIPERS
OK
PROPORTIONING
VALVE
OK
POSSIBLE
PROBLEMS
HYDRO-BOOSTER
MECHANICAL
COMPONENTS
KNOWN INFO
PARKING BRAKE OK
MOST BRAKE SYSTEM
COMPONENTS
OK
POSSIBLE
PROBLEMS-
DOES THE PROPORTIONING
SEE TEST EXPLANATION
AT
RIGHT.
VALVE WORK PROPERLY?
REASON
FOR QUESTION
This valve regulates the flow of
,
hydraulic fluid. If it’s broken, the
brakes may behave erratically.
PROPORTfONlNG
TEST OPTIONS
IS THE HYDRO-BOOSTER
WORKING PROPERLY?
I
SEE INSTRUCTlONS
AT RIGHT.
REASON
FOR QUESTION
The
hydra-booster
is an integral
I
A
part of the braking system.
TEST
OPTIONS
LOOK AT THE BRAKE PEDAL.
VISUAL
INSPECTtON
-
SPECIFICALLY
CHECK PEDAL
DOES IT MOVE THROUGH ITS
RETURN SPRING AND
FULL OPERATING RANGE?
BUSHING.
REASON
FOR QUESTfON
A brake pedal that doesn’t
return to its normal position
I
could cause the brakes to drag.
2-428
GO TO
0
STEERING,
Page
2433
Back to Top
