BINDER C 150 - Manual (Page 76)

C 150 (E2) 12/2012 page 76/90
18. Troubleshooting
Fault description Possible cause Required measures
General
Unit without function.
No power supply.
Check connection to power sup-
ply.
Wrong voltage.
Check power supply for voltage of
115V / 208 - 240 V / 230V.
Nominal temperature exceeded
by 10 °C due to unit failure. Over
temperature protective device
(class 1) responds (chap. 9.1).
Contact BINDER service.
The miniature fuse for overcur-
rent protection has triggered
(chap. 19.2). Check unit fuse and replace it if
appropriate. If it responds again,
contact BINDER service.
Controller defective. Contact BINDER service.
Message “dor” is displayed.
The outer unit door is not closed
properly.
Close unit door properly.
Heating
Chamber does not heat up.
Pt 100 sensor defective.
Contact BINDER service. Heating element defective.
Semiconductor relay defective.
Temperature inside too low.
Doors not closed. Close door properly.
Door gaskets defective. Replace door gaskets.
Controller defective.
Contact BINDER service.
Pt 100 sensor defective.
Controller not adjusted. Calibrate and adjust controller.
Temperature inside too low.
Message
“tol” is displayed
(temperature tolerance range
alarm)
Doors not closed. Close door properly.
Door gaskets defective. Replace door gaskets.
Wrong controller setting.
Check and, if appropriate, set the
operating function “AL.12” (tem-
perature alarm threshold) (chap.
7.3). Value should
be ≥ 1 K.
Temperature inside too high.
Installation site too warm.
Select cooler place of installation
(chap. 3.4).
Difference between the set tem-
perature and the ambient tem-
perature too low. Difference between the set tem-
perature and the ambient tempera-
ture at least 7°.
Too much external heat load. Reduce heat load.
Controller defective.
Contact BINDER service.
Semiconductor relay defective.
Controller not adjusted. Calibrate and adjust controller
Temperature inside too high.
Message “tol” is displayed (tem-
perature tolerance range alarm).
Installation site too warm.
Select cooler place of installation
(chap. 3.4).
Difference between the set tem-
perature and the ambient tem-
perature too low. Difference between the set tem-
perature and the ambient tempera-
ture at least 7°.
Too much external heat load. Reduce heat load.
Semiconductor relay defective. Contact BINDER service.
Wrong controller setting.
Check and, if appropriate, set the
operating function “AL.12” (tem-
perature alarm threshold) (chap.
7.3). Value should
be ≥ 1 K.