Specifications

Vehicle System Disassembly & Assembly 35

NOTICE

When the correct amount of shim has been installed

behind rollers (1) there will be contact (zero clearance)

between the rollers and the inner mast at most narrow

point of mast (refer to step 4)

6. Install 1 mm shim to each bearing of intermediate

lower and stationary upper basically. Lifting by crane,

insert intermediate mast into stationary mast from

the upper side.

NOTE: When installing shims (5) behind bearings (4),

make sure the amount of shim is divided equally when

positioned behind each bearing (4).

Mast Adjustment Lower Bearings

(A, B, C) Zero clearance. (D) Minimum clearance.

(3, 4, 5) Bearing (6, 7, 8) Shims.

7. Make sure outer intermediate mast lower bearings

are properly shimmed in the stationary mast by

rolling up and down and moving outer intermediate

mast to right and left. If clearance between both

masts can be detected, pull out the intermediate

mast from the stationary mast with crane and add

shim 0.5 mm or 1 mm to both intermediate lower

bearings.

IDCD037P

IDCD039P