Does the heel of forks touch the floor?
Continue:
4.
Look at condition of hoses as they go over
sheaves.
Are the hoses compressed?
YES:
Adjust header hoses.
See
Mast Repair (S/N A270,
A271, A272)
4000SRM1386.
NO:
Hose tension is OK.
Continue with this procedure.
Continue:
5.
Inspect contact of hoses with any crossmem-
ber or load backrest near sheave area.
Are the hoses contacting any crossmember or
the load backrest?
YES:
Adjust header hoses.
NO:
Hose adjustment is OK.
Go to next check.
Chain Sheave
Check
1.
Lower forks. Shut lift truck
OFF
.
2.
Inspect wear pattern on chain sheaves.
Does sheave show a wear pattern without side
wear?
YES:
Chain sheaves are OK.
Go to next check.
NO:
Replace chain sheaves.
See
Mast Repair (S/N A270,
A271, A272)
4000SRM1386.
Carriage Adjust-
ment Check
1.
Lower forks to approximately 50 mm (2 in.) off
ground. Shut lift truck
OFF
.
2.
Rock the carriage frame side to side.
Does carriage move more than
0.5 mm (0.020 in.) at tightest point?
YES:
Adjust or repair car-
riage bearings. See
Mast
Repair (S/N A270, A271,
A272)
4000SRM1386.
NO:
Carriage adjustment is
OK. Go to next check.
Carriage Adjust-
ment Check (Stand-
ard and Integral
Side Shift)
1.
Lower forks. Shut lift truck
OFF
.
2.
Inspect wear on carriage stop.
Does carriage stop show a wear pattern on it?
YES:
Chains are out of ad-
justment. See
Mast Repair
(S/N A270, A271, A272)
4000SRM1386.
NO:
Checks complete.
Steering Relief
Valve Low Pressure
Check
1.
Turn key switch to
ON
position.
2.
Position steer axle wheels straight to start
check.
3.
Turn steering wheel stop-to-stop in both direc-
tions.
Does steer axle wheels turn stop-to-stop with-
out stopping?
YES:
Relief pressure is OK.
Go to next check.
NO:
If steer axle wheels do
not turn stop-to-stop, pres-
sure is too low. Adjust steer-
ing relief pressure. Go to
Steering Relief Pressure Test
and Adjustment.
Operational Diagnostic Procedures
Operational Checkout
Check the Service Manual section in Hypass Online for possible updates and check pertinent Grams
Confidential/Proprietary - Do Not Copy or Duplicate
9010-05-13
Содержание A099
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