Kyocera AD-63 Service Manual page 214

Problem
(19) Broken feed clutch 3 coil.
Feed clutch 3 does
not operate.
Poor contact in feed clutch
3 connector terminals.
Defective main PCB.
(20) Broken bypass paper feed
The bypass paper clutch coil.
feed clutch does not
Poor contact in the bypass
operate.
paper feed clutch connec-
tor terminals.
Defective main PCB.
(21) Broken bypass feed clutch
The bypass feed coil.
clutch does not op-
Poor contact in the bypass
erate.
feed clutch connector ter-
minals.
Defective main PCB.
(22) Broken registration clutch
The registration coil.
clutch does not op-
Poor contact in the regis-
erate.
tration clutch connector
terminals.
Defective main PCB.
(23) Broken duplex feed clutch
The duplex feed coil.
clutch does not
Poor contact of the duplex
operate.
feed clutch connector
terminals.
Defective main PCB.
(24) Broken feedshift solenoid
The feedshift sole- coil.
noid does not oper-
Poor contact in the
ate.
feedshift solenoid connec-
tor terminals.
Defective main PCB.
Causes
Check for continuity across the coil. If none, replace feed clutch
3.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC13-A5 on the main
PCB goes low. If not, replace the main PCB.
Check for continuity across the coil. If none, replace the bypass
paper feed clutch.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC6-A9 on the main
PCB goes low. If not, replace the main PCB.
Check for continuity across the coil. If none, replace the bypass
feed clutch.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC6-A11 on the main
PCB goes low. If not, replace the main PCB.
Check for continuity across the coil. If none, replace the registra-
tion clutch.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC16-B6 on the main
PCB goes low. If not, replace the main PCB.
Check for continuity across the coil. If none, replace the duplex
feed clutch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, remedy or replace the cable.
Run maintenance item U032 and check if YC10-B2 on the
copier main PCB goes low. If not, replace the main PCB.
Check for continuity across the coil. If none, replace the feedshift
solenoid.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Run maintenance item U033 and check if YC16-A1 and YC16-
A2 on the main PCB go low. If not, replace the main PCB.
Check procedures/corrective measures
2FD/2FF/2FG
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