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Whenever the Battery Check indicates low battery power, always replace both batteries.
5. Replace battery compartment cover.
8.3 Fuse Replacement
To replace a blown fuse:
1. Turn OFF the Instrument and disconnect the Instrument test leads before opening
the battery compartment.
2. Place the Instrument face-down on a soft, padded surface.
3. Using a flat-blade screwdriver, loosen the large captive screw holding the
battery compartment cover. Remove cover.
4. Carefully remove the blown fuse and replace with fresh fuse.
Use a fuse of specified size and rating:
Size: 1/4" x 1-1/4"
Rating: 0.1A, 250V
Fuse is Littlefuse model 312.1 or equivalent and is available through
electric supply sources.
5. Replace the battery compartment cover.
9. CARE OF INSTRUMENT
Do not attempt to clean this Instrument with the test leads connected to a power
source or when it is connected to the AC power line.
1. Immediately clean spilled materials from the Instrument and wipe dry. If neces-
sary, moisten a cloth with soap and water to clean plastic surfaces.
2. Avoid exposing Instrument to temperature and humidity extremes, vibration,
mechanical shock, dust, corrosive fumes, or strong electrical or electromagnetic
interferences.
3. Verify Instrument calibration by performing operational checks using known value
sources. For information on Instrument calibration, call Simpson Customer Ser-
vice.
4. It is recommended that the Instrument be returned annually to the factory for
inspection and calibration. Call Simpson Customer Service for instructions.
5. When not in use, store Instrument in a location free from temperature extremes,
dust and corrosive fumes, mechanical vibration and shock.
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