TC-Double (+) X2
Status text
Possible cause
Action
H2o.1
– Moisture alarm moisture detector 1
– Dry
– Check condensate trap
init
– Initialisation phase
– Wait
PuMP
– Pumps deactivated
– Reactive pumps via menu
dt
Active Delta T control only: The block temperature
is outside the defined temperature range.
– Cooler is still in the "break-in phase"
– Fluctuating ambient temperature
– Insufficient cooling capacity
– Wait to see if the target temperature will be
reached
– Check the ambient temperature / power sup-
plied
– Process-related: Adjust alarm limits
(Flashing)
– Excess/low temperature
– see chapter “Troubleshooting”
7.2 Safety instructions
– The device must be operated within its specifications.
– All repairs must be carried out by Bühler authorised personnel only.
– Only perform modifications, servicing or mounting described in this manual.
– Only use original spare parts.
DANGER
Electrical voltage
Electrocution hazard.
a) Disconnect the device from power supply.
b) Make sure that the equipment cannot be reconnected to mains unintentionally.
c) The device must be opened by trained staff only.
d) Regard correct mains voltage.
DANGER
Toxic, corrosive gas/condensate
Sample gas/condensate may be hazardous to health.
a) If necessary, ensure a safe gas/condensate discharge.
b) Always disconnect the gas supply when performing maintenance or repairs.
c) Protect yourself from toxic/corrosive gasses/condensate when performing mainten-
ance. Wear appropriate protective equipment.
CAUTION
Health hazard if the heat exchanger leaks
The heat exchanger is charged with glycol-based coolant.
In the event of a heat exchanger leak:
a) Avoid contact with the skin and eyes.
b) In the event of a leak, do not restart the cooler under any circumstances The cooler
must be repaired by the manufacturer.
28
Bühler Technologies GmbH
BE440022 ◦ 10/2018
