Olivetti d-Copia 3002MF plus, Service Manual

Page: 310 / 752

1-4-33
6030 Broken fuser thermistor 2
wire
The center thermistor A/D
value is 4/1024 bit (19°C) or
less, even if the main heater is
turned on 10[sec] in succes-
sion.
Fuser unit 1. Confirm that the wiring connector is
firmly connected and, if necessary, con-
nect the connector all the way in.
Fuser thermistor 2 and Engine PWB
(YC9)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. If the I/F connector pins of the fuser unit
and the main unit are deformed owing to
foreign matters, such as paper dusts,
replace the connectors or the units
including the connectors.
Fuser thermistor 2
Replace the Fuser unit (see page 1-5-25).
Engine PWB
Replace the engine PWB (see page 1-5-58).
6200 Broken fuser edge heater
wire
Even if 50 seconds pass after
a warm-up start, when it will
not be in a stable state.
When the difference in tem-
perature 4 seconds and 12
seconds after heater lighting
is less than 45 °C.
Even if 8 seconds pass during
test mode operation, when
change of AD is less than
three.
Fuser unit 1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Power source PWB (YC7) and Engine
PWB (YC10)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. If the I/F connector pins of the fuser unit
and the main unit are deformed owing to
foreign matters, such as paper dusts,
replace the connectors or the units
including the connectors.
Fuser thermostat
Replace the Fuser unit (see page 1-5-25).
Fuser heater
Powe source PWB Replace the power source PWB (see page
1-5-63).
Engine PWB
Replace the engine PWB (see page 1-5-58).
Code Contents Related parts
Check procedures/
corrective measures
Y11 8 240-1
Service Manual