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TECHNICAL INFORMATION
Subject Change of Blade Clamping System and Shoe
68498
(Page 1 of 3)
For Models JR3030T
Country All countries
Description See below.
1) The following changes have been implemented to make the tool-less blade change system more durable.
Current
Spring Washer 5 Torx. Socket Head
(267758-6) Shoulder Bolt M5x10
Clamp
(266272-9)
(310138-6)
Push Button
(162215-8)
Pin 5.5 - 6
(256454-1) Compression Spring 16
(233247-3)
Steel Ball 4.8 Ring 13
(216002-8) Compression Spring 3 (257226-7)
(233018-8)
Push Pin
(323916-5)
New
Retaining Ring (Ext)S-18 Compression Spring 6 Shoulder Pin 5
(961078-7) (233345-3) (256471-1) Driving Sleeve Guide
(417791-0)
Sleeve
Driving Sleeve (310129-7)
(162228-9) Push Plate
(345214-7)
Pin 3
(268094-3) Compression Spring 2
(233025-1)
Torsion Spring 17
(231662-5)
Guide Sleeve Pin 3
(331639-1) (256158-5)
2) Slider has been changed as shown below.
Current New
Slider (168332-2) Slider (168368-1)
Overall length: 147 mm Overall length: 188.5 mm
(5-3/4") (7-3/8")
See this portion
for distinction.
68498
(Page 2 of 3)
3) Shoe has been changed as shown below.
Current New
length 90mm (3-1/2") 135mm (5-5/16")
(Shoe plate)
Fixed shoe plate type :
European countries
except U.K.
(Welded)
Shoe Shoe
(168337-2) (163441-2)
Hex lock nut M5-8
Shoe plate
(252103-8)
(344801-9)
Spring washer 5
(942101-7)
Movable shoe plate type:
All countries except
European countries (Not welded)
but U.K.
Hex socket head bolt Shoe supporter
Shoe
M5x50 (266241-0) (344925-1) (MCA product for Canada, U.S.A.,
Mexico, Australia, New Zealand : 163442-0)
(MJ product for U.K., South American countries,
African countries and Asian countries: 163437-3)
4) Gear housing cover has been changed as shown below.
Current New
2 mm (1/16") shorter than
the current.
Gear Housing Cover Gear Housing Cover
(317139-5) (317640-0)
Interchangeability(I/C) 68498
(Page 3 of 3)
Item No. Current part Q'ty I/C New part Q'ty Note
Clamp
015 310138-6 1
Three Bond 1377B 50g
0.1g
045082-5A
Pin 5.5-6
017 1
256454-1
Steel Ball 4.8
016 1
216002-8
Push Pin
019 323916-5 1
Spring Washer 5
087 267758-6 1
Torx. S. H. Shoulder Bolt M5x10
018 1
266272-9
Compression Spring 3
020 1
233018-8
Push Button
021 162215-8 1
Compression Spring 16
022 1
233247-3
Ring 13
023 1
257226-7
Retaining Ring (Ext)S-18
090 1
961078-7
Driving Sleeve
091 1
162228-9
Pin 3
092 1
268094-3
Guide Sleeve Interchangeable
093 1 as a set
331639-1
Compression Spring 6
089 1
233345-3
088 Shoulder Pin 5 1
256471-1
Driving Sleeve Guide
094 1
417791-0
096 Sleeve 1
310129-7
Push Plate
097 1
345214-7
Compression Spring 2
098 1
233025-1
Torsion Spring 17
099 1
231662-5
Pin 3
095 1
256158-5
Slider Slider
038 1 No 1
168332-2 168368-1
001 Shoe 1 No Shoe 1
168337-2 163441-2
Shoe Plate
004 344801-9 1
Hex. Socket Head Bolt M5x50
002 1
266241-0
003 Hex. Lock Nut M5-8 1
252103-8
Spring Washer 5 See page 2.
084 942101-7 1
Shoe Supporter
006 1
344925-1
Shoe 1
163437-3
100 Shoe
1
163442-0
Gear Housing Cover Gear Housing Cover
030 1 No 1
317139-5 317640-0
Implementation
To be implemented from Jul., 2003 production.