8 | Help with faults
BÜCHI Labortechnik AG
34/42
Operation Manual Recirculating Chiller F-305 / F-308 / F-314
Malfunctions on F-305
1
1
Fig. 19: Fuse holder with 2 fuses on F-305
1 Fuse holder on power supply connection socket (on F-305)
Fault
Remedy
F-305 fails to
operate
u
Switch off the device and unplug the power supply cable.
u
Pull out the fuse holder (1) by the tab and replace the two fuses
in the fuse holder paying attention to the technical specifica-
tions (see Chapter 3.3.1 "Recirculating Chiller", page 17).
u
Reconnect the power supply cable and switch the device on
again.
u
Contact Customer Service if the problem cannot be rectified.
Malfunctions on F-308 and F-314
1
2
1
1
Fig. 20: Circuit-breaker on F-308 and F-314
1 "OK" position of resettable circuit-
breaker (on F-308 and F-314)
2 "Tripped" position of resettable cir-
cuit-breaker (on F-308 and F-314)
Fault
Remedy
F-308/F-314
fails to operate
u
Switch off the device and allow it to cool down.
u
Carefully press the resettable circuit-breaker back into the
spring-loaded position (1).
u
Switch the appliance on again.
u
Contact Customer Service if the problem cannot be rectified.
