Table of Contents

Section 7: Troubleshooting

Symptoms

Probable Causes

Suggested Remedies

 

 

 

Starting motor does not crank

Control arms are not in park position

Place control arms in neutral and full

 

or park switch is out of adjustment

out. Re-adjust park position switch

 

 

 

 

Blade Engagement switch is engaged

Disengage blade switch

 

 

 

 

Weak or dead battery

Recharge or replace

 

 

 

 

For additional causes

See engine manual

 

 

 

Engine cranks but does not start

No fuel in fuel tank

Fill fuel tank

 

 

 

 

Fuel tank valve turned to “OFF”

Select a fuel tank with gasoline

 

 

See Figure 5-9 on page 36

 

 

 

 

Fuel tank valve turned to an empty

Switch Left/Right tank valve

 

tank

See Figure 5-9on page 36

 

 

 

 

Fuel filter or fuel line is plugged

Replace fuel filter or fuel line

 

 

 

 

Numerous

See engine manual

 

 

 

Engine:

Numerous

See engine manual

Runs with continuous misfiring or

 

 

engine runs unevenly or erratically

 

 

 

 

 

Grass cutting is ragged or uneven

Dull, bent or broken cutting blades

Sharpen or replace cutting blades

 

 

 

 

Deck full of wet sticky grass

Clean underside of deck

 

 

 

 

Cutting Blades are not operating at full

Increase engine rpms to full speed

 

engine speed

(3600 rpm)

 

 

 

 

Belt over center take-up is loose

Tension over center take-up

 

 

 

 

Worn or broken belt

Replace worn and broken belts

 

 

 

 

Deck is not level

Check air pressure in all 4 tires

 

 

Make level adjustments to the deck

 

 

 

Loss of power or system will not operate

Bypass valve rods are disengaged

Engage bypass valve rods

in either direction

 

 

Linkage bolt is loose or lost

Replace linkage bolt

 

 

 

 

 

Bad pump belt and/or idler pulley

Replace belt and/or idler pulley

 

 

Tighten idler pulley if loose

 

 

 

 

Loose or lost idler pulley bolt

Retention idler pulley and retighten or

 

 

replace idler bolt

 

 

 

 

Restrictions in air cleaner

Service air cleaner

 

 

 

 

Internal interference or leakage in

See your dealer

 

Hydro-Drive

 

 

 

 

 

Insufficient hydraulic oil supply

Have dealer check hydro-drive

 

 

 

 

Poor compression

See your dealer

 

 

 

 

Steering linkage needs adjustment

Adjust linkage

 

 

 

 

Air in system

Check filter & fittings

 

 

 

 

For additional causes

See engine manual

 

 

 

Overheating

Air intake screen or cleaning fins

Clean screen and fin

 

clogged

 

 

 

 

 

Not operating engine at rated speed

Increase engine speed to 3600 rpm

 

 

 

 

For additional causes

See engine manual

 

 

 

46 Z44 & Z52 (S/N 526171 & Above) Zero Turning Radius Mowers Riding Mowers Accu-Z Razor® 357-187M

1/12/09

Page 48
Image 48
Land Pride 357-187M manual Engine cranks but does not start, Either direction, Overheating