16
PAGE
INSTRUCTIONS
REPAIR
58-92-5305 d1
Installing the
gear box cover
1
Secure gear box cover (2) with two screws
(1) onto the gear box (torque = 3 Nm / 27
in. lbs.).
Combined
drill/chisel
hammer:
Installing the
clutch and crank
assembly
1
Place caged needle bearings (1) into lu-
bricated steel sleeve in gear box (2).
2
Install clutch assembly (3) into gear box
(2) in direction of arrow.
3
Install the following pre-lubricated parts
over the stationary axle inside gear box
(2).
– thrust washer (4)
– thrust bearing (5)
– thrust washer (6)
4
Install crank wheel assembly (7) over gear
box axle assembly in direction of arrow.
☞
The clutch is pre-set and should re-
lease between (96 ft. lbs. / 130 Nm) to
(140 ft lbs. / 190 Nm). See instructions
for checking the static slip of the clutch.
Chisel ham-
mer:
Installing the
crank assembly
1 Install the following pre-lubricated parts
over stationary axle inside gear box (1).
– thrust washer (2)
– thrust bearing (3)
– thrust washer (4)
2 Install crank wheel assembly (5) over gear
box axle assembly.
1
2
3
1
1
2
7
6
5
4
1
5
4
3
2