Specifications

Operational Checkout
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SERVICE BRAKE CHECK
Engine running.
T7773BQ3 –UN–21AUG92
T7773BO2 –UN–05AUG92
Move clutch disconnect switch to OFF.
Apply service brakes, release park brake, and move transmission control lever to 2nd
gear forward.
Increase engine speed to fast idle.
LOOK: Machine MUST NOT move or move at a very slow speed.
Repeat check three times to ensure accurate results.
OK: Go to next check
NOT OK: Go to your
authorized dealer.
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BRAKE ACCUMULATOR
PRECHARGE CHECK
NOTE: The axles and
hydraulic oil must be at
operating temperature for
this check.
Start engine and run engine for 30 seconds.
Stop engine. Turn key switch to ON and wait 5 seconds.
NOTE: STOP indicator light will be on due to no engine oil pressure.
Count the number of times the brake pedal can be fully depressed before the low
brake pressure warning light comes ON.
T7747AF1 –UN–24AUG92
LOOK: Warning light must come ON in 1—5
applications.
Start engine and operate at slow idle.
Observe monitor while applying brake pedal with
maximum force.
LOOK & LISTEN: Brake pressure indicator MUST NOT
come ON.
OK: Go to next check
NOT OK: Make sure
brake pedal is not binding
and keeping brakes
partially engaged.
IF OK: Bleed brakes.
See Bleeding Brakes in
Maintenance chapter.
NOT OK: If light comes
ON with engine running,
accumulator not charged.
Go to your authorized
dealer.
95–12
PN=220