Section 8: Troubleshooting - Land Pride Z48 Operator's Manual

Section 8: Troubleshooting

Section 8: Troubleshooting
Symptoms
Starting motor does not crank
Engine cranks but does not start
Engine:
Runs with continuous misfiring or
engine runs unevenly or erratically
Grass cutting is ragged or uneven
Loss of power or system will not
operate in either direction
56 Z48, Z54, ZSR54 & ZSR60 Accu-Z Razor
Table of Contents
Probable Causes
Control levers are not in neutral position
and fully out
Park brake not engaged (ON)
Control lever interlock switch is not
adjusted correctly
Blade Engagement switch is engaged
Weak or dead battery
Loose or broken switches
and/or damaged electrical wiring.
Other causes
No fuel in the fuel tanks
Fuel filter and/or fuel line plugged
Fuel tank valve turned to "OFF"
Fuel tank valve turned to an empty tank
Other causes
Other causes
Dull, bent or broken cutting blades
Deck full of wet sticky grass
Cutting Blades are not operating at full
engine speed
Belt over center take-up is loose
Worn or broken belt
Deck is not level
Bypass valve is open
Linkage bolt is loose or lost
Bad ground drive belt and/or pump idler
pulley
Loose, lost or broken belt take-up rod
Restrictions in air cleaner
Internal interference or leakage in Hydro-
Drive
Insufficient hydraulic oil supply
Poor compression
Steering linkage needs adjustment
Air in system
Other causes
®
Zero Turn Mowers 357-344M
Suggested Remedies
Place control lever in neutral and fully out.
Engage park brake
Have your dealer re-adjust the interlock
switch.
Disengage blade switch
Recharge or replace
Repair or replace switches and electrical
wiring
See Engine Operator's Manual
Fill tank
Replace fuel filter and/or fuel line
Select a fuel tank with gasoline
See Figure 5-14 on page 40.
Switch fuel valve to the other tank
See Figure 5-14 on page 40.
See Engine Operator's Manual
See Engine Operator's Manual
Sharpen or replace cutting blades
Clean underside of deck
Increase engine rpms to full speed (3600 rpm)
Check engine speed with Land Pride Inductive
Tachometer, Part No. 890-909C
Tension over center take-up
Replace worn and broken belt
See "Belt Maintenance" on page 44
Check air pressure in all 4 tires
Make level adjustments to the deck
See "Deck Cutting Height And Leveling" on
page 27
Close bypass valve
See "Moving Mower with Stalled Engine" on
page 19
Replace linkage bolt
Replace belt and/or idler pulley Tighten idler
pulley if loose
Reattach or replace belt take-up rod
Service air cleaner
See your dealer
Check hydraulic oil level in expansion tank and
add oil if needed
See your dealer
Adjust linkage See "Seat Adjustment" on
page 25
Check filter & fittings
See Engine Operator's Manual
11/05/10