Ricoh FW780 Service Manual page 478

BULLETIN NUMBER:
APPLICABLE MODEL:
GESTETNER – A040/A041
LANIER – LW110/LW111
RICOH – FW770/FW780
SAVIN – 7700W/7800W
SUBJECT: TONER HOPPER JOINT SHAFT
GENERAL:
To ensure that the gear (AB017378) does not break when the toner cartridge is installed without being
shaken, the Toner Hopper Joint Shaft has been changed as shown below.
The following parts updates are being issued for all B047/B048 Parts Catalogs.
NOTE: Make sure developer does not get into the joint shaft unit assembly when the developer is
replaced. If developer gets into the joint part, disassemble the unit and clean it immediately.
If the developer were to remain in the assembly, it would cause joint operation problems due to
excessive mechanical load and parts wear.
E - Ring
Shaft Holder
Toner Supply
Clutch
Copyright 2003 RICOH Corporation. All rights reserved.
TECHNICAL SERVICE BULLETIN
B047/B048 - 003
Toner Supply Unit Plate
Left Side Plate
Joint Shaft –
Toner Hopper
Seal – 22x52x0.5
Spring – 10N
06/23/2003
Joint Shaft Unit –
Toner Hopper
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