-8-
Fig. 10 • Reassembly of the gear cover ass’y
5. Reassembly of the gear cover ass’y
(1) After mounting the hammering mechanism to Inner Cover (A) Ass’y
[49]{49}
, insert Spring (B)
[33]{33}
into the tip of Inner Cover (B)
[35]{35}
. Mount the Thrust Plate
[32]{32}
to the Piston
[31]{31}
fitting its
bottom in the outside groove on the Clutch
[44]{44}
. At this time, mount the Thrust Plate
[32]{32}
so that
its notch is aligned with the Change Lever
[11]{11}
receiving portion of Inner Cover (A) Ass’y
[49]{49}
.
(2) Check that Thrust Washer (A)
[27]{27}
and Thrust Washer (B)
[28]{28}
are mounted to the rear of the
Cylinder
[20]{20}
in the Gear Cover
[9]{9}
. Put 15 grams of grease for rotary hammer in the Gear Cover
[9]{9}
.
NOTE: When putting grease for rotary hammer in the Gear Cover [9]{9}, do not put grease in the
Cylinder [20]{20}. Do not apply grease to the 13-mm dia. shaft of the Change Lever [11]{11}
and Machine Screw M4 x 5 [14]{14}.
(3) Set the Change Lever
[11]{11}
on the Gear Cover
[9]{9}
to the “Ro Hammering” ( mark)
position. Press the Gear Cover
[9]{9}
against Housing (A).(B) Set
[63]{63}
so that they are properly
mounted. At this time, check that the Piston
[31]{31}
is inserted into the Cylinder
[20]{20}
.
NOTE: • Be careful not to get O-ring (A) [36]{36} caught between the Gear Cover [9]{9} and
Housing (A).(B) Set [63]{63}.
• If the Gear Cover [9]{9} cannot be mounted to Housing (A).(B) Set [63]{63} due to
improper engagement between the Second Gear [18]{18} and Second Shaft (A) [43]{43},
insert the SDS-plus shank into the Cylinder [20]{20} and turn the Cylinder [20]{20} to
properly engage the Second Gear [18]{18} with Second Shaft (A) [43]{43}.
[27]{27}
[28]{28}
Put 15 grams of grease
for rotary hammer in it.
[44]{44}
[20]{20}
[9]{9}
[32]{32}
[35]{35}
[33]{33}
[31]{31}
[63]{63}
[36]{36}
[49]{49}
[32]{32}
Change Lever
[11]{11}
receiving portion
Notch
[49]{49}
13-mm dia. shaft of
[11]{11}
[14]{14}
Та
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