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TECHNICAL INFORMATION
Subject Change of Hex.Socket Head Bolt Which Fixes Shoe Plate to Shoe Supporter
59424

For Models DK1020, DK1021, JR140D, JR180D, JR3020, JR3030, JR3030T
(DK1020 and DK1021 are cordless tool kits which include JR180D.)
Country JR3020 ; All countries
JR140D, JR180D, JR3030, JR3030T ; All countries except European countries
DK1020, DK1021 ; Canada and U.S.A.
Description In order to prevent the threads of the subject bolt from touching the hole of Shoe Plate
and coming worn down;
1) The bolt has been changed as illustrated below.
2) JR140D, JR180D, JR3030T, DK1020, DK1021; A Spring Washer 5 has been added.
JR3020, JR3030; The position of Spring Washer 5 has been changed as illustrated below.
Current New
Shoe Plate Hex. Lock Nut M5-8

Spring Washer 5
JR140D Shoe Supporter (Part No.942101-7)
JR180D
JR3030T
DK1020
DK1021

Hex. Socket Head Bolt M5x50 Hex. Socket Head Bolt M5x50
with spring washer without washer
(Part No.922911-8) (Part No.266241-0)

Spring Washer 5
(Part No.942101-7)
Spring Washer 5
(Part No.942101-7)

JR3020
JR3030

Hex. Socket Head Bolt M5x45 Hex. Socket Head Bolt M5x45
without washer without washer
(Part No.922907-9) (Part No.266242-8)

Interchangeability(I/C)
Item No. Current part Q'ty I/C New part Q'ty Note
JR140DW; 021 Hex. Socket Head Bolt Hex. Socket Head Bolt
JR180DW; 021 M5x50 M5x50
1 No 1 JR140D, JR180D
JR3030T; 002 922911-8 266241-0
JR140DW; 078 Spring Washer 5 JR3030T,
1 DK1020, DK1021
JR180DW; 078 942101-7
JR3030T; 084
Hex. Socket Head Bolt Hex. Socket Head Bolt
JR3020; 002 JR3020, JR3030
JR3030; 016
M5x45 1 No M5x45 1 (see "Note" below)
922907-9 266242-8

Note
Regarding JR3020 and JR3030, the current bolt and the new one is interchangeable
when Spring Washer 5 is shifted from the bolt side to the nut side as illustrated above.
See next page for "Implementation".
Implementation
Machines manufactured in U.S.A.
JR140D : Around Dec.,1999
JR180D : Around Dec.,1999
JR3020 : Around Sep.,1999
JR3030 : Around Mar.,2000
JR3030T : Around Nov.,1999
Machines manufactured in Japan
JR3020 : From serial No.42023E (Sep.,1999)
JR3030 : From serial No.1609E (Oct.,1999)
JR3030T : From serial No.4338E (Oct.,1999)