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T ECHNICAL INFORMATION 45565
Subject Change on swash bearing and helical gear
For Models HR2400 (Rotary Hammer)
Description The swash bearing 9 and the helical gear 31 will be changed in their dimensions. The new
type swash bearing 9 and helical gear 31 will have a stepped portion to differentiate from the
current type.
Current New
Swash bearing 9
Helical gear 31 Stepped portion
Stepped portion
23.75mm (15/16") 12.25mm (31/64")
24mm (15/16") 12mm (15/32")
Interchangeability(I/C)
Item No. Current part Q'ty I/C New part Q'ty Note
Swash bearing 9 Swash bearing 9
031 1 No 1
219004-3 219007-7 Interchangeable as a set
Helical gear 31 Helical gear 31
030 1 No 1
226410-5 226421-0
Implementation
From serial No. 1240E