Hitachi DH 14DL Technical Data And Service Manual page 27

4. Reassembly of the internal pressure adjustment mechanism
Push Felt Packing (A) [43], Valve [44] and Felt Packing (B) [45] in the Inner Cover Ass'y [33] as far as they
will go in this order.
Reassembly of the internal pressure adjustment mechanism
Felt Packing (A) [43]
5. Reassembly of the motor section
When reassembling the motor
section, be careful that Washer
(A) [49] is mounted between
the Ball Bearing 609DDC3PS2-L
[48] and the Armature [50] and
Washer (A) [52] between the
Armature [50] and the Ball
Bearing 626VVC2PS2L [53].
Be sure to mount Washers (A)
[49] and [52] facing their
convex sides to the ball
bearings.
Felt Packing (B) [45]
Valve [44]
Reassembly of the motor section
Ball Bearing 609DDC3PS2-L [48]
A
"A" portion detail
Washer (A) [49]
Inner Cover Ass'y [33]
Washer (A) [49]
Armature [50]
B
Washer (A) [52]
Face the convex sides
to the ball bearings.
24
Washer (A) [52]
Ball Bearing
626VVC2PS2L [53]
"B" portion detail