The Lower Paper Feed Clutch Does Not Operate - Kyocera Mita KM-4230 Service Manual

2A3/4
Problem
(16) Broken lower pa-
The lower per feed clutch
paper feed coil.
clutch does
Poor contact in the
not operate.
lower paper feed
clutch connector
terminals.
Defective engine
PCB.
(17) Broken feed clutch
Feed clutch 1 1 coil.
does not op-
Poor contact in
erate.
feed clutch 1 con-
nector terminals.
Defective engine
PCB.
(18)
Broken feed clutch
Feed clutch 2
2 coil.
does not
Poor contact in
operate.
feed clutch 2 con-
nector terminals.
Defective engine
PCB.
(19)
Broken feed clutch
Feed clutch 3
3 coil.
does not op-
Poor contact in
erate.
feed clutch 3 con-
nector terminals.
Defective engine
PCB.
3-6-78
Causes Check procedures/corrective measures
Check for continuity across the coil. If none,
replace the lower paper 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
CN15-14 on the engine PCB goes low. If
not, replace the engine PCB.
Check for continuity across the coil. If none,
replace feed clutch 1.
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
CN12-A4 on the engine PCB goes low. If
not, replace the engine PCB.
Check for continuity across the coil. If none,
replace feed clutch 2.
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
CN12-A8 on the engine PCB goes low. If
not, replace the engine PCB.
Check for continuity across the coil. If none,
replace feed clutch 3.
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
CN12-A10 on the engine PCB goes low. If
not, replace the engine PCB.