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epair
[3] DISASSEMBLY/ASSEMBLY
[3] -1A. 13mm Drill Chuck of model MT80B (cont.)
-1B. 10mm Drill Chuck of model MT80A (cont.)
ASSEMBLING
[3] -2. Helical Gear 39, Ball Bearing 6002LLB
DISASSEMBLING
Assemble by reversing the disassembly procedure. Refer to
Fig. 2A
or
Fig. 2B
.
Note
: Set the fastening torque of 1R223 to
24.5N·m ~ 29.4 N·m (250 Kg f·cm ~ 300 Kg f·cm)
and turn 1R223 clockwise.
(1) Remove Drill chuck as drawn in
Fig. 2A
or
Fig. 2B
.
(2) Remove Spindle section from the machine as illustrated in
Fig. 3
.
Fig. 3
3. Shift Change lever to Hammer
drill mode
1. Shift Change lever to Drill mode.
2. Remove Housing (R) by loosening seven 4x18 Tapping screws.
4. Hold Spindle and Change lever by hand, then Lift up Spindle
and Change lever while turning them counter clockwise
viewing them from Drill chuck side.
5. Pull off the Spindle section (Spindle, Ball bearing 6002LLB,
Compression spring 16) from Cam holder complete.
Change lever
Cam holder complete
Housing (R)
4x18 Tapping screw
(7 pcs.)
Change lever
Spindle
Change
lever
Spindle section