Set forks in middle and measure
difference in height at tip of forks.
(2)
STD Fork assy Applicable model
10/13BOP-764HW-11030
Standard
40(1.6)
Limit
36(1.4)
mm
(
in
)
Most force is concentrated at root of fork
and at hook, so use crack detection
method to check cracks.
(3)
2. MAST
Check for welding cracks of the side arm, the chain mounting plate on the carriage assy and
welding crack between carriage assy and floor assy of the platform.
Check visually or use crack detection method. Repair any abnormality.
Set mast vertical, raise forks and platform about 10
cm
from ground and check front-to-rear
clearance and left-to-right clearance between inner mast and platform, and between outer mast and
inner mast. Use these figures to judge if there is any play at roller or rail.
ÂFront-to-rear clearance : Within 2.0
mm
(0.08
in
)
ÂLeft-to-right clearance : Within 2.5
mm
(0.10
in
)
Check that there is an oil groove in bushing at mast support.
Set mast vertical, raise forks and platform about 10cm from ground, and push center of lift chain
with finger to check for difference in tension.
If there is any difference in tension, adjust chain stopper bolt.
Check visually for abnormalities at thread of chain anchor bolt, and at contact surface between
chain wheel and chain.
Rotate chain wheel by hand and check for any play of bearing.
1)
2)
3)
4)
5)
10BOP7FK01
10BOP7FK02
equal or below 1200
above 1200
3
6
Model
Fork length
Height
difference
10/13BOP-7
mm
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