Great Dane GSKH1848S Lawn Mower User Manual


 
Troubleshooting - 35
TROUBLESHOOTING
Electrical System
Machine
Park Brake
Steering
Engine Lacks Power • Reduce load.
• Plugged air intake system.
• Plugged fuel filter.
• Improper type of fuel. Drain tank and
fill with correct fuel.
• Clean cooling fins to help prevent
overheating.
• Replace spark plugs.
Engine Uses Too Much Oil • Find and correct oil leaks.
• Incorrect engine oil.
• Plugged oil filter.
• Plugged air intake filter.
• Worn engine components.
Engine Backfires Through
Muffler
• Throttle lever should be at low idle for
thirty seconds before turning off
machine.
High Fuel Consumption • Improper type of fuel.
• Plugged air intake system.
• Operating at too fast ground speed for
conditions.
• Improper valve clearance. See your
authorized dealer.
• Restricted air intake system.
Other Symptoms • See engine manufacturer’s owner’s
manual provided with your machine for
additional information.
If Check
Starter Will Not Work • Blown fuse.
• Park brake switch is faulty.
• Loose or corroded battery
connections.
• Neutral switches faulty or not adjusted
properly. See your authorized dealer.
• Key switch or starter faulty. See your •
authorized dealer.
• PTO engaged.
• Motion control levers and park brake
lever not in proper position.
Battery Will Not Charge • Loose or corroded connections.
• Blown fuse or fusible link. See your
authorized dealer.
PTO Switch Does Not Work • Blown fuse.
• PTO switch faulty.
If Check
Starter Turns Slowly • Loose or corroded battery
connections.
• Low battery power-charge battery.
• Engine oil viscosity too heavy.
• Hydraulic pump linkage out of
adjustment-pumps engaged.
If Check
Excessive Machine Vibration • Engine speed too slow.
• Deck drive belt not tensioned
correctly.
• Mower blades not balanced.
Machine Will Not Move With
Engine Running
• Park brake locked.
• Transmission oil level low.
• Transmission oil cold – allow engine to
warm up.
• Pump drive belt slipping or broken.
• Pump drive belt spring broken.
• Pump free-wheel valves open.
• Transmission problems. See your
authorized dealer.
Machine Creeps With Engine
Running and Motion Control
Levers in a Neutral Position
• Needs motion control linkage
adjustment.
• Needs ? Adjustment.
If Check
Park Brake Not Working
Correctly
• Park brake out of adjustment – adjust
linkage.
If Check
Steering Not Working • Pump free-wheel valves partially
open.
• Improper tire inflation.
• Hydrostatic transmission oil level low.
• Traction drive loose or broken.
• Hydraulic pump or wheel motor faulty.
If Check