TROUBLESHOOTING

If

Check

 

 

 

 

PTO Clutch Does Not

Blown 20-amp fuse (main power

Engage

circuit).

 

Faulty PTO switch.

 

Faulty PTO clutch.

 

Loose PTO clutch connections.

 

 

Starter Turns Slowly

Loose or corroded battery or ground

 

connections.

 

Low battery power - charge battery.

 

Engine oil viscosity too heavy.

 

Hydraulic pump linkages failed and are

 

engaged.

 

 

Machine

 

If

Check

 

 

 

 

Excessive Machine Vibration

Engine speed too slow.

 

 

Machine Will Not Move With

Park brake locked.

Engine Running

Transmission hydraulic oil level low.

 

 

Transmission oil cold - allow engine to

 

warm.

 

Traction drive belt slipping.

 

Hydraulic pump free-wheel valves

 

open.

 

Traction drive belt damaged or worn.

 

Hydrostatic pump and/or wheel motor

 

problems. See your Great Dane

 

servicing dealer.

 

 

Machine Creeps With Engine

Needs shift control linkage adjustment.

Running and Motion Control

 

Levers in a Neutral Position

 

 

 

Park Brake

If

Check

 

 

 

 

Park Brake Not Working

Brakes out of adjustment - adjust

Correctly

linkage.

 

Brake drums wet.

 

Worn brake shoes.

 

Brake cable damaged.

 

 

Steering

If

Check

 

 

 

 

Steering Not Working

Park brake locked.

 

Hydraulic pump free-wheel valves

 

partially open.

 

Improper tire Inflation.

 

Hydrostatic transmission oil low.

 

Traction drive belt slipping.

 

Traction drive belt damaged or worn.

 

 

If

Check

 

 

 

 

Machine Will Not Follow a

Steering tracking out of adjustment.

Straight Path

 

 

 

Machine Moves to the Left or

Pump linkage (neutral position) out of

Right With Engine Running

adjustment.

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.

 

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

Mower deck drive belt slipping or

Engage

broken.

 

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 - 46

Page 48
Image 48
Great Dane GBKH2761S, GBKW2552S, GBKH2752S, GBKW2561S manual Machine, Park Brake, Steering, Mower Deck

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