P 4 /10
[3] DISASSEMBLY/ASSEMBLY
[3] -1. Armature, Spiral Bevel Gear 11 (Cont.)
R
epair
DISASSEMBLY
ASSEMBLY
Remove three tabs of Self lock 6
from Armature shaft with
tweezers, and remove Self lock 6
from Armature.
Remove Magnet sleeve,
Wave washer 6 and
Labyrinth rubber ring 22 .
Remove Ball bearing
627DDW with 1R269.
Remove Flat washer 7
and Insulation washer.
Self lock 6
Tweezers
Magnet sleeve
Wave washer 6
Labyrinth
rubber
ring 22
Ball bearing
627DDW
1R269
Flat
washer 7
Insulation
washer 7
(3) The parts on the commutator end of Armature are disassembled as illustrated in Fig. 10.
(1) Assemble Insulation washer and Flat washer 7 to Armature shaft. And then, assemble Ball bearing 627DDW with
Arbor press. And cover Ball bearing 627DDW with Labyrinth rubber ring 22.
(2) If Wave washer 6 is assembled as illustrated in Fig. 11, Magnet sleeve can not be stabilized on Armature shaft.
Therefore, assemble Wave washer 6 as the left illustration in Fig. 12, and then assemble Magnet sleeve and Self lock 6
to Armature's commutator end.
Fig. 10
Fig. 11
Fig. 12
Wrong
Wave washer 6 can
not press Magnet
sleeve toward Self
lock 6 to stabilize
Magnet sleeve.
Press down Self lock 6 until
Wave washer 6 gets flat.
Magnet sleeve is
stabilized between
Self lock 6 and
Wave washer 6
by the reaction
of Wave washer 6.
Return tabs of Self lock 6 to their
normal shape before assembling.
Correct
Wave washer 6
Magnet sleeve
Self lock 6
(3) As for assembly of the drive end of Armature, do the reverse of the disassembling steps. Refer to Figs 4 to 9.
