7.2.2 Adjustment of lift bracket
(1) Let the truck parking on the horizontal ground and make the mast vertical.
(2) Lower the forks on the ground, adjust the nut for the end nipple of the upper chain
and make a distance A between the main roller and the lift bracket.
Fig 7.4
(3) Make the fork down to the ground and tilt backward fully. Adjust the adjusting nut
for the end nipple of the upper chain and make the two chain’s tightness equal.
7.2.3 Replace rollers of the lift bracket
(1) Place a pallet on the forks and let the truck parking on the horizontal ground.
(2) Make the forks and the pallet down to the ground.
(3) Disassemble the end nipple of the upper chain and take the chain down from the
sheave.
(4) Lift the inner mast (See Fig 7.5①).
(5) Make the truck back-up if the lift bracket is fully separated from the outer mast.
(See Fig. 7.5②)
(6) Replace the main rollers
·Disassemble all the snap rings and take out the main rollers with a drawing tool
except the adjusting shims.
·Ensure the new rollers have the same types as the replaced rollers. Install the new
rollers inside the lift bracket and fasten them with snap rings.
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