User Manual

CAUTION
The use of scotch locks, scraped off insu-
lation, and electrical tape are not ap-
proved CAN connection techniques.
These are the source of numerous CAN
faults.
Scotch locks
Batteries
Regular attention to the charging system
will help prolong the service life of the
batteries.
WARNING
Batteries contain acid that can burn
and
gases that can explode. Ignoring
safety procedures may result in death,
personal injury, equipment or property
damage.
WARNING
Never remove or tamper with battery
caps.
Ignoring this could allow battery
acid to contact eyes, skin, fabrics, or
painted surfaces. Failure to comply
may result in property damage, per-
sonal injury, or death.
CAUTION
DO NOT store other items in the bat-
tery
box. Failure to comply could result
in damage to the truck and/or batter-
ies.
CAUTION
Properly secure battery tie downs and
battery
box cover when reinstalling
batteries after service. DO NOT over
tighten. Over tightening can crack the
battery case which can lead to equip-
ment damage.
CAUTION
The Diesel Exhaust Fluid (DEF) sys-
tem
recirculates fluid to the doser to
prevent damage from heat after key
off. If your vehicle is equipped with
battery disconnect switches do NOT
disconnect battery power within TEN
minutes of switching the ignition key
off. Failure to comply may result in ve-
hicle or property damage.
Here are some common causes of battery
failure:
Overcharge: this condition results from
improper voltage regulator adjustment. It
results in overheating of the battery
,
warped plates, and evaporation of
electrolyte.
MAINTENANCE - Electrical System
236 Y53-6113-1A1 (11/20)
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