Diode Assembly
A diode assembly (Fig. 42) is used in the Groundsmas-
ter 4300--D engine wire harness. The diode is used for
circuit protection from voltage spikes that occur when
the engine starter solenoid is de--energized. Refer to
wire harness drawings in Chapter 8 -- Foldout Drawings
for additional diode assembly information.
Testing
2
Locate diode assembly and remove cable tie that se-
cures diode to wire harness. Unplug the diode from the
wire harness for testing. The diode (Fig. 43) can be
tested using a digital multimeter (diode testor ohms set-
ting)andthetablebelow.Aftertestingiscomplete,make
sure that diode is fully installed into harness connector
and secured to harness with cable tie.
1
Figure 42
1.
Engine wire harness
2.
Diode assembly
Multimeter
Red Lead (+)
on Terminal
Multimeter
Black Lead (--)
on Terminal
Continuity
2
Female
Male
Male
YES
NO
1
Female
3
Figure 43
3.
1.
2.
Diode
Male terminal
Female terminal
Electrical System
Page 5 -- 36
Groundsmaster 4300--D
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