Great Dane GDRZ72-28KHE, GDRZ72-27KHE, GDRZ61-25KAE, GDRZ61-28KHE manual Mower Deck, Troubleshooting

TROUBLESHOOTING

If	Check
Machine Moves to the Left or Right With Engine	Pump linkage (neutral position) out of adjustment.
Running and Transmission in Neutral

Mower Deck

If	Check
Discharge Chute Plugged	Grass is wet - mow grass only when dry.
	Raise cutting height.
	Mow at full throttle.
	Ground speed too fast for conditions.
	Correct installation of deck drive belt.
Mower Deck Vibrates	Run engine at full throttle.
	Loose hardware.
	Check/replace mower deck drive belt.
	Check/replace spindle drive belt (72-inch mower deck).
	Blades bolts are loose.
	Blades are bent or worn.
	Sharpen and balance blades.
	Remove belt shields and check for debris on sheaves.
	Check sheaves for proper alignment or damage. See your Great
	Dane servicing dealer.
Mower Blades Do Not Engage	Mower deck drive belt slipping or broken.
	Spindle drive belt slipping or broken (72-inch mower deck).
	Mower deck belt tension spring not installed or broken.
	PTO switch failure.
	20-amp fuse is blown (main power circuit).
	Loose electrical connections.
	Faulty PTO clutch.
Mower Mows Unevenly	Mower deck not properly leveled.
	Ground speed too fast for conditions.
	Run engine at full throttle.
	Reduce ground speed when making turns.
	Blades are bent or worn.
	Sharpen or replace blades.
	Change mowing pattern.
	Check tire pressure.

Troubleshooting - 63