Ricoh FT7770 Service Manual page 277

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30 April, '89
5.
Front Wire Replacement
a.
Insert the red (upper tray)/black (lower tray) bead [A] of a new wire
into the slot of the drive pulley [B] and wrap the wire around the
drive pulley twice counterclockwise.
String the wire over all pulleys except, the tension pulley [C], wrap-
b.
ping the wire around the friction roller drive pulley [D] 5 times
counterclockwise.
c.
Wrap the other end of the wire around the drive pulley 2.5 times
counterclockwise and insert the bead into the slot of the drive pul-
ley.
Insert the two support beads [E]
d.
e.
String the wire over the tension
6.
Reinstall the friction roller drive
tensioner spring.
7.
Confirm that the wires are not crossed and that the bottom plate moves
down by itself after being lifted manually.
8.
Reinstall the tray motor.
Tighten the wire tensioners (1 screw each, front and rear).
9.
10.
Confirm tray operation.
into the slots of the lift rods [F].
pulley.
gear assembly [G] and the wire
5-64

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