Rev. C
Greensmaster Flex 21
Page 5 – 5
Electrical System
Troubleshooting
CAUTION
Remove all jewelry, especially rings and
watches, before doing any electrical
troubleshooting or testing.
For effective troubleshooting and repairs, there must be
a good understanding of the electrical circuits and com-
ponents used on this machine (see Wiring Schematic
section of this chapter).
The interlock switch must not be by–passed, it must be
connected for proper troubleshooting and safety.
NOTE: See the Kawasaki FE120 Service Manual in
Chapter 3 – Engine for troubleshooting of electrical
problems related to the ignition system. Some ignition
system testing is covered in this chapter.
Starting Problems
Problem Possible Causes Correction
Engine will not start. ON/OFF switch is in the OFF
position or is grounded.
Ignition high tension lead is not
connected.
Electrical wires are loose or
damaged.
Interlock switch is not adjusted or
faulty.
Interlock module is faulty.
Turn switch to ON or replace switch.
Make sure high tension lead is
connected.
Check electrical connections.
Repair wiring.
Adjust or replace interlock switch.
Replace interlock module.
Engine will start, but will not
continue to run.
Electrical wires are loose or
damaged.
Interlock module is faulty.
Check electrical connections.
Repair wiring.
Replace interlock module.
Electrical
System
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