Traction Drive System; Steering And Ground Speed Controls - MacDon 9000 Operator's Manual

TROUBLE SHOOTING
PROBLEM
CAUSE
REMEDY
REF.
Lights do not light.
Defective light switch. Replace switch. *
Broken wiring; open or Check wiring for broken 84
defective circuit
wire or shorts, check
breaker.
circuit breaker.
Defective relay. Replace relay.
*
Poor ground on lights. Clean and tighten
ground wires.
Turn signals or indl-
Reversed wires. Connect properly. *
cators showing wrong
direction.
No current to cab.
Main circuit breaker
Reset main breaker.
84
tripped.
Broken or disconnected Check wiring for a *
wire. broken, loose or
shorted wire.
Traction Drive System
Warning buzzer sounds.
Low hydraulic oil level. Stop engine, add oil.
90
Parking brake engaged. Release brake.
20
Low relief pressure. Check and adjust relief.
100
Foreign material short- Clean top of sender.
ing sender.
Short in buzzer wiring. Check wiring to buzzer. *
Faulty sender. Replace sender.
*
Wheels lack pulling
Insufficient torque at Move speed-range con-
31
ability on a grade or
drive wheels. trol to field position and
pulling out of a ditch.
reduce ground speed.
Loose or worn controls. Check controls.
*
Air in system.
Use proper oil, check
90
oil level, check oil filter
and leaks.
Brakes dragging. Check brake linkages 107
for full release.
Internal pump or motor
Check pump and/or *
damage. motor.
Relief valve in tandem Replace relief valve. *
pump dirty or damaged.
*
See your Windrower dealer.
123