Code: C-1556
Classification: PB: PB abnormality
Cause:
When the glue supply control temperature is reached, the glue tank temperature sensor/Up (TH2) detects an abnormal low temperature.
Measures to take when alert occurs:
The main body and the option stop immediately.
Estimated abnormal parts:
- AC drive board (ACDB)
- Glue tank heater (H1)
- Glue apply roller heater (H2)
- PB control board (PBCB)
- PB drive board (PBDB1)
- Glue apply roller motor (M32)
- Glue tank temperature sensor/Up (TH2)
Warning
- Be sure to select the DIPSW3-1 to 0 after you replace the defective parts. If DIPSW3-1 is selected to 0 before defective parts are fixed, it possibly cause a fire.
Note:
- The message "Please call service" is displayed on the panel.
- Check the glue tank heater, and clean or repair it when there is any abnormality.
- Check the connector connection and the wiring between PBCB and the temperature sensor, and repair it when there is any abnormality.
- Check the connector connection and the wiring between ACDB and the heater, and repair it when there is any abnormality.
- Check the installation conditions of the heater and the temperature sensor, and repair or replace it when there is any abnormality. (Wiring diagram: PB-503: 27-Q, 9-U)
- Replace TH2.
- Replace H2.
- Replace ACDB.
- Replace PBCB.