Care And Maintenance; Changing The Battery; Cleaning The Instrument; Adjustment - testo 265 Bedienungsanleitung

6. Care and Maintenance

6.1 Changing the battery

Switch off instrument before opening it.
1 Remove battery cover at the back of the
housing
2 Remove spent battery
a new one (Part no. 0515 0009). Watch
out for +/-.
3 Close battery compartment with battery
cover.

6.2 Cleaning the instrument

1 Unlock protective cap using bayonet nut
and carefully remove from probe pipe
.
2 Clean instrument parts, rinse off with
water and wipe dry.
3 Reattach protective cap to probe pipe
and seal off

6.3 Adjustment

We recommend an annual inspection be
carried out on the instrument by Testo's
Customer service.
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.
and replace with
Do not use any abrasive agents. Weak
household cleaning agents, standard
cleaning liquid or soap suds can be
used. Do not use any sharp-edged
objects!
.
Fault Possible causes
appears and Minimum measure-
4 4 0 0 flashes
ment temp. is not
reached
appears and Maximum measure-
2 2 1 1 0 0 flashes
ment has been
exceeded
0 0 0 0 0 0 appears
No reading
+ probe outside
cooking oil
--- appears Sensor defect
Err appears Various
---- appears Temperature sensor
defect

7. Troubleshooting

Remedy
Introduce sensor to
measuring environment
> 40°C
Introduce sensor to
measuring environment
< 210°C
Immerse sensor in
cooking oil
Testo customer service
Testo customer service
Testo customer service
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