Battery Replacement - Phoenix Contact TESTFOX M Instrucciones De Servicio

9.1 Securing the device
under certain circumstances, safe operation of the teStFOX M/ M-1 might no
longer be ensured, e.g. in case of:
- visible damages of the housing,
- incorrect measuring results,
- recognizable consequences of prolonged storage under inadmissible
conditions and
- recognizable consequences of extraordinary stress due to transport.
in such cases, immediately switch off the teStFOX M/ M-1, disconnect it from
the measuring points and secure it against further use.
9.2 Cleaning
Clean the exterior of the device with a clean dry cloth (exception: special cleaning
wipers). Do not use any solvents and/or abrasives to clean the device. Make
sure that the battery compartment and the battery contacts are not contaminated
by leaking battery electrolyte.
if there are electrolyte contamination or white deposits in the area of the battery
or the battery housing, clean these areas as well by means of a dry cloth.

9.3 Battery replacement

Before opening the TESTFOX M/ M-1, make sure that the de-

vice is free of voltage! Electrical danger!
the teStFOX M/ M-1 is supplid by means of two integrated 1.5 V micro (AAA)
batteries.
Battery replacement (see figure 13) is required, if the battery symbol  appears
on the display .
Proceed as follows to replace the battery:
- Disconnect the safety measuring lines from the measuring circuit.
- Disconnect the safety measuring lines from the teStFOX M/ M-1.
- Switch the rotary switch 8 to position „OFF".
- Put the teStFOX M/ M-1 face down and unscrew the screw of the battery
compartment cover.
- lift off the battery compartment cover from the bottom part of the battery
compartment.
- remove the discharged batteries from the battery compartment.
- insert the new batteries into the battery compartment observing correct
polarity.
- lock the battery compartment cover into place on the bottom part and
tighten the screw.
See figure 13:
Make your contribution for environmental protection! Do not
dispose of discharged batteries via the household waste.

Instead, return them to a collecting point for discharged bat-
teries or special waste. Please look for information in your
community's facilities.
9.4 Fuse replacement ( teStFOX M-1)
Before opening the TESTFOX M-1, make sure that the device is

free of voltage! Electrical danger!
the teStFOX M-1 is protected against overload by means of an integrated fuse
(G fusible insert) 10 A (see figure 14). Proceed as follows to replace the fuse:
- Disconnect the safety measuring lines from the measuring circuit.
- Disconnect the safety measuring lines from the teStFOX M-1.
- Switch the rotary switch 8 to position „OFF".
- Put the teStFOX M-1 face down and unscrew the screw of the battery
compartment cover.
- lift off the battery compartment cover from the bottom part.
- remove the batteries from the battery compartment.
- Remove the suspension fixture L (lift off the snap-on nose by means of a
small slotted screwdriver) from the bottom of the housing.
- unscrew the four screws from the bottom of the housing.
Do not unscrew any screws from the printed circuit of the

TESTFOX M-1!
- lift off the bottom of the housing from the front part.
- lift one end of the defective fuse out of the fuse holder.
10/ 2008
Battery replacement
TESTFOX M/ M–1
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