
H3-45
006-252-02
10.22.99 FM2569
FM-DP L
Service Manual
H3-45
MAINTENANCE 3. TROUBLESHOOTING
Error code
Error name
Significance
Probable cause and remedy
Detailed
information format
0922
Temperature abnormally
low error (Plate 2)
The heater (HG2) temperature does not
rise to the currently set value (TL) even
after 5 minutes.
9-A
0923
Temperature abnormally
low error (Plate 3)
The heater (HG3) temperature does not
rise to the currently set value (TL) even
after 5 minutes.
9-A
0924
Temperature abnormally
low error (Plate 4)
The heater (HG3) temperature does not
rise to the currently set value (TL) even
after 5 minutes.
9-A
0925
Temperature abnormally
low error (Plate 5)
The heater (HG5) temperature does not
rise to the currently set value (TL) even
after 5 minutes.
9-A
Disconnection of the heater, reset of the heater by the thermal
protector, or malfunction of the power supply unit.
1. Check that the connector to the heater, cable to the heater,
and connector of the power supply unit are set correctly.
Check that the thermal protector has been cleared by reset.
2. Check the operations of each heater using the M-Utility,
check the temperature around each heater with your hand.
If warm, replace the thermistor. If not warm, check that the
wiring is normal, and replace the heater.
3. Replace the SNS board.
4. Replace the power supply unit.
Disconnection of the heater, reset of the heater by the thermal
protector, or malfunction of the power supply unit.
1. Check that the connector to the heater, cable to the heater,
and connector of the power supply unit are set correctly.
Check that the thermal protector has been cleared by reset.
2. Check the operations of each heater using the M-Utility,
check the temperature around each heater with your hand.
If warm, replace the thermistor. If not warm, check that the
wiring is normal, and replace the heater.
3. Replace the SNS board.
4. Replace the power supply unit.
Disconnection of the heater, reset of the heater by the thermal
protector, or malfunction of the power supply unit.
1. Check that the connector to the heater, cable to the heater,
and connector of the power supply unit are set correctly.
Check that the thermal protector has been cleared by reset.
2. Check the operations of each heater using the M-Utility,
check the temperature around each heater with your hand.
If warm, replace the thermistor. If not warm, check that the
wiring is normal, and replace the heater.
3. Replace the SNS board.
4. Replace the power supply unit.
Disconnection of the heater, reset of the heater by the thermal
protector, or malfunction of the power supply unit.
1. Check that the connector to the heater, cable to the heater,
and connector of the power supply unit are set correctly.
Check that the thermal protector has been cleared by reset.
2. Check the operations of each heater using the M-Utility,
check the temperature around each heater with your hand.
If warm, replace the thermistor. If not warm, check that the
wiring is normal, and replace the heater.
3. Replace the SNS board.
4. Replace the power supply unit.
Содержание FM-DP L
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Страница 349: ...FM DP L Service Manual PREVENTIVE MAINTENANCE...