Casella CEL Microtherm WBGT heat stress monitor - Manual (Page 39)

4. SERVICING
4.1 Service Department
Casella CEL's in house service department offers a comprehensive range of
repair and calibration services, designed to effect a fast and efficient back-up
for all our products. The Service Department is operated under the scope of
our BSI registration for products manufactured by us. We will however,
undertake the repair of other manufacturers equipment.
For further information please contact our service department at our Bedford
headquarters. We will be happy to provide quotations for individual repairs or
provide annual maintenance under contract.
We recommend factory service by technicians trained and equipped to repair
your instrumentation. Should you wish factory repair assistance, send your
equipment in a package equivalent to the original packaging. Insure to full
value and ship pre-paid. Include a letter giving full details with your packing
list.
Send to: Casella CEL Ltd
(Service Department)
Regent House
Wolseley Road
Kempston
Beds MK42 7JY
United Kingdom
For service outside the United Kingdom, please return to our appointed
distributor.
4.2 Fault Finding Tips
The Microtherm Heat Stress WBGT contains no user serviceable
components. Repairs should be performed only by authorised personnel.
Fault Symptom Possible Cause Service Hint
Instrument does not
switch ON:
Batteries discharged, or
failing to charge. Confirm
charger indicator is lit.
Recharge or replace
batteries if necessary.
Use external power supply.
Rechargeable batteries not
charging:
Charging light not lit:
Faulty rechargeable battery
or batteries.
Faulty power supply.
Battery charger switch
disabled.
Check batteries and
connections.
Replace power supply.
Enable charger switch (see
Section 2.1.1).
Sensor Error - message
shown on instrument
display:
Missing or damaged
sensor.
Damaged connector.
Check condition of sensor
and that it is correctly fitted.
Page 39 of 44
Servicing MICROTHERM Heat Stress WBGT &
WinHSM Application Software - User Manual