1 electrical component terminology, 1 general overview, Electrical component terminology – JLG G12-55A Service Manual User Manual
Page 144: General overview, Electrical system

Electrical System
9-2
G10-55A, G12-55A
9.1
ELECTRICAL COMPONENT
TERMINOLOGY
To understand the safety, operation, and service
information presented in this section, it is necessary that
the operator/mechanic be familiar with the name and
location of the electrical components of the machine. The
following illustration identifies the components that are
referred to throughout this section.
9.1.1
General Overview
a. ULS
MY7150
MY7130
M 4351
Y
VEC CONTROL
MODULE
STARTER
ALTERNATOR
IGNITION
SWITCH
ACCESORY POWER
DISTRIBUTION UNIT
(behind dash panel)
DASH SWITCHES
3 IN 1 GAUGE
OPTIONAL
HEATER/AC CONTROLS
(IF EQUIPPED)
ENGINE CONTROL
MODULE (ECM)
STARTER
RELAY
FUSE MODULE
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