TROUBLESHOOTING
* See Your MacDon Dealer
** Refer to Windrower Technical Manual
Form 169552 / 169554 / 169555
187
Revision A
8.2 ELECTRICAL
SYMPTOM
PROBLEM
SOLUTION
SECTION
Low Voltage
and/or Battery Will
Not Charge.
Defective battery.
Have battery tested.
7.10.1.1
Loose or corroded connections.
Clean and tighten battery connections.
Defective alternator belt.
Replace worn belt.
7.8.10.3
Alternator or voltage regulator not
connected properly.
Connect properly.
7.10.1.6
Dirty or defective alternator, defective
voltage regulator, or high resistance in
circuit.
Contact your Dealer.
*
Lights Dim.
Defective light switch.
High resistance in circuit or poor ground on
lights.
Check the wiring circuit for a break in a
wire or a poor ground.
---
Lights Do Not
Light.
Burned out light bulb.
Replace light bulb.
7.10.2 to
7.10.11
Broken wiring.
Check wiring for broken wire or shorts.
---
Poor ground on lights.
Clean and tighten ground wires.
Open or defective circuit breaker.
Check circuit breaker
7.10.12
Defective relay.
Replace relay.
Defective light switch.
Contact your Dealer.
*
Turn Signals or
Indicators
Showing Wrong
Direction.
Reversed wires.
No Current To Cab.
Broken or disconnected wire.
Circuit breaker tripped.
Breaker automatically resets.
---
Battery disconnect switch is OFF.
Turn switch ON.
7.10.1
8.3 HYDRAULICS
SYMPTOM
PROBLEM
SOLUTION
SECTION
Header or Reel Not
Lifting.
Contaminant in relief valve.
Clean relief valve at cylinder control valve.
**
Appropriate solenoids not being energized
by activating switch.
Contact your Dealer.
*
Header or Reel
Lifts But Lacks
Power.
Relief pressure too low or contaminant in
relief valve.
Check / adjust/clean relief valve at
cylinder control valve.
**
Reel and/or
Conveyor Not
Turning.
HEADER DRIVE switch not engaged.
Engage switch.
5.17.1
Flow controls adjusted too low.
Toggle speed controls on CDM to
increase flow.
6.5.6 &
6.5.7, 6.6.3
& 6.6.4
Appropriate solenoid on flow control block
not being energized.
Contact your Dealer.
*
Reel and/or
Conveyor Turns
But Lacks Power.
Relief pressure too low.
Check / adjust / clean relief valve.
**