GAS 222.15
7 Service and repair
This chapter contains information on troubleshooting and correction should an error occur during operation.
Repairs to the unit must be performed by Bühler authorised personnel.
Please contact our Service Department with any questions:
Tel.: +49-(0)2102-498955
or your agent
If the equipment is not functioning properly after correcting any malfunctions and switching on the power, it must be inspected
by the manufacturer. Please send the equipment inside suitable packaging to:
Bühler Technologies GmbH
- Reparatur/Service -
Harkortstraße 29
40880 Ratingen
Germany
Please also attach the completed and signed RMA decontamination statement to the packaging. We will otherwise be unable to
process your repair order.
You will find the form in the appendix of these instructions, or simply request it by e-mail:
.
7.1 Troubleshooting
CAUTION
Risk due to defective device
Personal injury or damage to property
a) Switch off the device and disconnect it from the mains.
b) Repair the fault immediately. The device should not be turned on again before elim-
ination of the failure.
Problem / Malfunction
Possible cause
Action
No or reduced gas flow
– Filter element plugged
– Clean or replace filter element, clean
sampling tube
Temperature alarm
– Heat-up not yet completed
– Wait for heat-up to complete
– Heater
– Send in probe for repair
No heat output
– No / incorrect voltage
– Power supply
Condensation forming
– Heater defective
– Send in probe for repair
– Thermal bridges at the sampling point
– Insulate to eliminate thermal bridges
Tab. 2:
Troubleshooting
7.2 Spare Parts and Accessories
Please also specify the model and serial number when ordering parts.
Upgrade and expansion parts can be found in our catalog.
Available spare parts:
Item no.
Description
90 091 05
Measuring outlet seal
90 090 79
Flange seal DN65 PN6
90 090 68
Flange seal FD 40 WS
46 222 012
O-ring kit for filter element and probe, material: Viton
46 222 024
O-ring kit for filter element and probe, material: Perfluoroelastomer
Please see the accessories data sheet in the appendix for filter elements
13
Bühler Technologies GmbH
BE460038 ◦ 10/2019
Summary of Contents for GAS 222.15
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