Washers (4) - Milwaukee 5339-20 Repair Instructions

REPAIR
INSTRUCTIONS
1
Disassembling Remove three hex head screws (8) from
the armature bearing end plate (7) and pull complete ar-
mature assembly (B) with bearing end
plate (7) from gear box (1).
2
Remove o-ring (2) from gear box (1).
3
Insert the pin-type face spanner (61-10-
0012) (3) into seal nut (4) and remove seal
nut (4) counter-clockwise. Remove bear-
ing end plate (7).
4
Remove retaining ring (5) from bearing
end plate (7) and press out bearing (6).
5
Separate fan (9) from armature (B) with
forcing discs (A).
6
Remove bearing cup (D) and press off
bearing (C).
If armature fan (9) requires removal,
use service fixture (A) #61-10-0011 as
illustrated. (Follow fan reassembly pro-
cedure).
1
Removing the Remove following parts from gear box (8):
crank wheel
– crank wheel (1)
– thrust washer (2)
– thrust bearing (3)
– thrust washer (4).
2
Combined drill/chisel hammer:
Additionally remove clutch (5) from gear
box (8).
3
Remove caged needle bearings (6 and 7)
by simply lifting them out of the gear box.
The chisel hammer does not have a
clutch (5) and needle bearings (6 & 7)!
No cleaning solvent should penetrate
into clutch; wipe any old lubrication off
clutch assembly using a dry, clean rag.
6
5
4
3
2
1
A
9
5
6
7
8
PAGE
8
58-92-5305 d1
8
7
D
C
B
1
2
3
4