Specifications

Vehicle System Disassembly & Assembly 27

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) Zero clearance. (B) Minimum clearance. (C) Zero clearance.

(3) Bearing. (4) Bearing. (5) Shims. (6) Shims.

7. Make sure intermediate mast lower bearings are

properly shimmed in the stationary mast by rolling

up and down and moving 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.

IDCS123S

5 6

IDCD039P

IDCD033P

IDCD037P