Table C-1. Preventive Maintenance Checks and Services for Equipment Monitoring System (Continued)
Q - Quarterly
S - Semiannually
A - Annually
CHECK FOR AND HAVE
IS NOT READY/
REPAIRED OR ADJUSTED
B D A D W M Q S A
a. Check that batteries are secure and
that electrical cable fittings are tight.
cables are not
Use insulated tools to tighten as
fittings not tight.
b. Check batteries for proper electrolyte
level. Add distilled water or clean tap
water to bring to proper level
c. Make sure battery charger select switch
is on FLOAT for normal charges and
voltmeter reads about 24V. The HIGH
switch setting is for rapid recharge
Do not allow battery charger to remain
on HIGH setting for more than 24
a. Perform keyboard lamp and alarm test
1) Press EDIT key.
2) Press key 6 (KEYBOARD LAMP
TEST). All keyboard keys, except
ACK key, should light and alarm
should sound. Make sure all alarm
b. Using insulated tools, replace bad lamps Monitor does not
return to normal
c. After completion of test, press EDIT key
to initiate normal monitoring.
Keyboard lamp and alarm test may be
anytime edit mode Is not in use.