Trouble shooting, Electrical – MacDon 9352c SP User Manual
Page 124

Form # 147459
Issue 11/06 Web Rev_01
122
TROUBLE SHOOTING
 
SYMPTOM 
PROBLEM
SOLUTION
REF.
Starter cranks slowly or 
will not operate (cont'd) 
Relay not functioning.
Check relay and wire 
connections. 
*
Loose or corroded 
battery connections. 
Clean and tighten loose 
connections. 
80
Key switch worn or 
terminals loose. 
Check switch and 
terminals. 
*
Crankcase oil too high 
viscosity. 
Use recommended oil.
60
Main circuit breaker 
tripped. 
Reset main circuit 
breaker. 
87
Main circuit breaker 
defective. 
Replace circuit breaker.
*
Air filters require 
frequent cleaning. 
Vacuator plugged.
Clean out vacuator.
68
Pre-cleaner rotor not 
turning freely. 
Repair/replace. *
 
 
Electrical
 
Low voltage and/or 
battery will not charge. 
Defective battery.
Have battery tested.
*
Defective alternator belt.
Replace worn belt.
66
Loose or corroded 
connections. 
Clean and tighten 
battery connections. 
80
Dirty or defective 
alternator, defective 
voltage regulator, or 
high resistance in 
circuit. 
Check circuit.
*
Alternator or voltage 
regulator not connected 
properly. 
Connect properly.
82
Lights dim.
High resistance in circuit 
or poor ground on lights.
Check the wiring circuit 
for a break in a wire or a 
poor ground. 
*
Defective light switch.
Replace switch.
*
 
 
* See your Windrower dealer. 
