Hyster A099, Руководство по устранению неисправностей

Страница: 22 / 68

Brake and Axle
Drag Check NOTE: Move truck to level surface before performing
the following steps.
1. Raise lift truck until drive tires are off ground.
Support lift truck using suitable shop standard.
(See "How to Raise Drive Tire" procedure in
Operating Manual .)
2. Shut lift truck OFF and release park brake.
Handle provided under floor plate to manually
release the park brake.
3. Check brakes for dragging.
Are the brakes dragging?
YES: Repair brakes. See
Brake System
1800SRM1359.
NO: Brakes are OK. Con-
tinue with this procedure.
Continue:
Manually turn one tire by hand.
Does the tire turn with moderate force and
does the other tire turn in the opposite direc-
tion?
YES: Axle is OK. Adjust park
brake back to correct setting.
Go to next check.
NO: If opposite wheel does
not turn, differential is dam-
aged. If equipped, remove
differential cover and inspect.
See
Transaxle
1300SRM1330.
Priority Flow Di-
vider Valve Check 1. Turn steering wheel to right axle stop and then
back to left axle stop in one continuous cycle
while raising lift carriage.
Does carriage lift speed decrease while steer-
ing?
YES: Continue with this pro-
cedure.
NO: If no steering, flow di-
vider spool is stuck. Remove,
clean, and inspect spool. De-
pending on your lift truck see,
Main Control Valves
2000SRM1334 or Main Con-
trol Valves 2000SRM1439.
Continued:
2. Release steering wheel.
Does carriage lift speed increase when not
steering?
YES: Flow divider is OK. Go
to next check.
NO: Inspect and clean relief
valves. Depending on your lift
truck see,
Main Control
Valves 2000SRM1334 or
Main Control Valves
2000SRM1439.
Operational Checkout Operational Diagnostic Procedures
Check the Service Manual section in Hypass Online for possible updates and check pertinent Grams
9010-05-8 Confidential/Proprietary - Do Not Copy or Duplicate