McLaughlin MCL 36C, Repair Manual

Page: 66 / 90

Keep battery clean and dry.
6.7.1 Battery
6.7.1.1 Checking Battery and
Cable Connectors
SERVICE AND MAINTENANCE
6.7 Accessories
Clean terminal posts (+ and - )
and clamps of the battery, grease
with acid-free and acid-resistant
grease.
Undo dirty clamps.
Remove caps 1.
If testers are not used, the
electrolyte level should be 10 -
15mm above the top of the plates.
If testers 2 are used, the
electrolyte should come up to
their base.
When reassembling, ensure that
clamps make good contact. Turn
clamp bolts finger tight.
If necessary, top up with distilled
water.
Replace caps.
Measure the electrolyte density of
individual cells with a commercial
hydrometer.
The hydrometer reading (see table
on following page) indicates the
state of charge.
During measurement, the
temperature of the electrolyte
should preferably be +20°C.
The gasses emitted by the battery
are explosive! Keep sparks and
naked flames away from the
battery.
Do not allow battery acid to come
Wear protective goggles. Do not rest tools on
the battery.
5.1.30