Download  Print this page

Trou Ble Shoot Ing; Troubleshooting - Husqvarna LTH1742 Owner's Manual

Husqvarna lawn tractor owner's manual
Hide thumbs

Advertisement

Table of Contents
TROUBLESHOOTING POINTS
PROBLEM
Will not start
Hard to start
Engine will not turn over
Engine clicks but will not
start
Loss of power
Excessive vibration
CAUSE
1.
Out of fuel.
2.
Engine not "CHOKED" properly.
3.
Engine fl ooded.
4.
Bad spark plug.
5.
Dirty air fi lter.
6.
Dirty fuel fi lter.
7. Water in fuel.
8.
Loose or damaged wiring.
9.
Carburetor out of adjustment.
10.
Engine valves out of adjustment.
1.
Dirty air fi lter.
2.
Bad spark plug.
3. Weak or dead battery.
4.
Dirty fuel fi lter.
5.
Stale or dirty fuel.
6.
Loose or damaged wiring.
7.
Carburetor out of adjustment.
8.
Engine valves out of adjustment.
1.
Brake pedal not depressed.
2.
Attachment clutch is engaged.
3. Weak or dead battery.
4.
Blown fuse.
5.
Corroded battery terminals.
6.
Loose or damaged wiring.
7.
Faulty ignition switch.
8.
Faulty solenoid or starter.
9.
Faulty operator presence switch(es).
1. Weak or dead battery.
2.
Corroded battery terminals.
3.
Loose or damaged wiring.
4.
Faulty solenoid or starter.
1.
Cutting too much grass/too fast.
2. Throttle in "CHOKE" position.
3.
Build-up of grass, leaves and trash under mower.
4.
Dirty air fi lter.
5.
Low oil level/dirty oil.
6.
Faulty spark plug.
7.
Dirty fuel fi lter.
8.
Stale or dirty fuel.
9. Water in fuel.
10.
Spark plug wire loose.
11.
Dirty engine air screen/fi ns.
12.
Dirty/clogged muffl er.
13.
Loose or damaged wiring.
14.
Carburetor out of adjustment.
15.
Engine valves out of adjustment.
1. Worn, bent or loose blade.
2.
Bent blade mandrel.
3.
Loose/damaged part(s).
CORRECTION
1.
Fill fuel tank.
2.
See "TO START ENGINE" in Operation section.
3. Wait several minutes before attempting to start.
4.
Replace spark plug.
5.
Clean/replace air fi lter.
6.
Replace fuel fi lter.
7.
Drain fuel tank and carburetor, refi ll tank with fresh
gasoline and replace fuel fi lter.
8.
Check all wiring.
9.
See "To Adjust Carburetor" in Service Adjustments
section.
10.
Contact an authorized service center/department.
1.
Clean/replace air fi lter.
2.
Replace spark plug.
3.
Recharge or replace battery.
4.
Replace fuel fi lter.
5.
Drain fuel tank and refi ll with fresh gasoline.
6.
Check all wiring.
7.
See "To Adjust Carburetor" in Service Adjustments
section.
8.
Contact an authorized service center/department.
1.
Depress brake pedal.
2.
Disengage attachment clutch.
3.
Recharge or replace battery.
4.
Replace fuse.
5.
Clean battery terminals.
6.
Check all wiring.
7.
Check/replace ignition switch.
8.
Check/replace solenoid or starter.
9.
Contact an authorized service center/department.
1.
Recharge or replace battery.
2.
Clean battery terminals.
3.
Check all wiring.
4.
Check/replace solenoid or starter.
1.
Set in "Higher Cut" position/reduce speed.
2.
Adjust throttle control.
3.
Clean underside of mower housing.
4.
Clean/replace air fi lter.
5.
Check oil level/change oil.
6.
Clean and regap or change spark plug.
7.
Replace fuel fi lter.
8.
Drain fuel tank and refi ll with fresh gasoline.
9.
Drain fuel tank and carburetor, refi ll tank with fresh
gasoline and replace fuel fi lter.
10.
Connect and tighten spark plug wire.
11.
Clean engine air screen/fi ns.
12.
Clean/replace muffl er.
13.
Check all wiring.
14.
See "To Adjust Carburetor" in Service Adjustments
section.
15.
Contact an authorized service center/department.
1.
Replace blade. Tighten blade bolt.
2.
Replace blade mandrel.
3. Tighten loose part(s). Replace damaged parts.
25

Hide quick links:

Advertisement

Table of Contents
loading

  Also See for Husqvarna LTH1742

  Related Manuals for Husqvarna LTH1742

This manual is also suitable for:

Lth18542