Hitachi H 45MRY Technical Data And Service Manual page 27

Mounting the leaf spring
Sandwich the Leaf Spring [51] between Weight
(A) [59] and Weight (B) [58] and fix it with the
Seal Lock Hex. Socket Hd. Bolt M5 x 22 [56].
Sufficiently degrease the adhering surface of
Weight (B) [58] and adhere Rubber Sheet (C)
[57] securely. Be careful that the Leaf Spring [51]
is curved to Weight (B) [58]. At this time, do not
misalign Weight (A) [59] and Weight (B) [58],
and do not turn the Leaf Spring [51] (Fig. 25).
Mount the Spring Base [115] to the Housing Ass'y [114] being careful of the mounting direction. Mount one
Needle Roller [55] to the Cylinder Crank Case [47] and three Needle Rollers [55] to the Spring Base [115].
Before mounting, apply grease to the Needle Rollers [55] to avoid being removed (Fig. 26).
Needle roller
Needle roller
Weight (B)
Rubber sheet (C)
Cylinder crank case
Fig. 26
--- 24 ---
Leaf spring
Weight (A)
Seal lock hex. socket
hd. bolt M5 x 22
Curved portion
Fig. 25
Leaf spring
Spring base
Needle roller