7 Maintaining the product
13
CAUTION
Risk of burns due to hot sensor head!
> Before removing the protective cap: switch instrument off and
let the sensor head cool down.
1. Unscrew the protective cap (1) from the sensor head (anti-
clockwise).
2. Push the spent filter (3) out of the protective cap using a paper
clip or something similar.
3. Insert the new filter into the protective cap.
4. Put the protective cap on the sensor head and tighten by
turning in a clockwise direction.
Changing batteries
Once PWR starts to flash, this indicates that the battery has
enough power left for approximately one hour.
1. Using a screwdriver, push down the locking clip on top of the
handle.
2. Slide the top part of the handle down.
3. Remove the spent batteries.
4. Insert two mono (D) type batteries. Observe the polarity!
5. Slide the top part of the handle back on.
1.800.561.8187 info@Testo-Direct.ca
www.Testo-Direct.ca
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