Test Products International 133 - Manual (Page 20)

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F. MAINTENANCE
1. Battery Replacement: The 133 will display BAT when
the internal 9 Volt battery needs replacement.
The battery is replaced as follows:
a. Disconnect and remove all test leads from live circuits
and from the 133.
b. Remove the 133 from its protective boot.
c. Remove the three screws from back of 133
housing.
d. Carefully pull apart front and rear instrument housing.
e. Remove old battery and replace it with new battery.
f. Reassemble instrument in reverse order from above.
2. Fuse Replacement: Both of the 133 “A” and “mAµA
input jacks are fuse protected. Use only Fast Blow,
600 Volt fuses with correct current ratings. Failure to
do so will void all warranties. If either do not function,
replace the fuse as follows:
a. Disconnect and remove all test leads from
live circuits and from the 133.
b. Remove the 133 from its protective boot.
c. Remove the three screws from the back of
the 133 housing.
d. Carefully pull apart the front and rear
instrument housing.
e. Remove the old fuse(s) and replace it
with new one(s).
f. Reassemble the instrument in reverse
order from above.
3. Cleaning your 133
Use a mild detergent and slightly damp cloth to clean
the surfaces of the 133.
E. ACCESSORIES*
20
Standard Accessories Part No.
9V Battery A009
Fuse, 2 Amp A102
Fuse, 10 Amp A110
Test Lead Set A040
Rubber Boot (133 only) A101
Optional Accessories Part No.
Deluxe Test Lead Set SDK1C
IEC 1010 Deluxe Test Lead Kit TLS2000BC
Temperature Adapter A301
Boot Hook A103
Soft Carrying Case A100
*These accessories have not been evaluated by UL and are not
considered as part of the UL Listing of this product.