TROUBLE SHOOTING GUIDE

PROBLEM

 

POSSIBLE CAUSES

 

 

 

 

Engine won’t start

1. Blade switch engaged.

 

2.

Thumb latches unlocked.

 

3. Fuel valve closed.

 

4. No fuel.

 

5.

Spark plug wires off.

 

6.

Bad spark plugs.

 

7.

Bad module.

 

8.

Fuse blown.

Mower will not move

1. Brake/bypass lever in brake or bypass position

or moves slowly or hard

2. Pump drive belt loose or off.

 

4. IZT failure.

 

5. brake/bypass lever mis-adjusted.

 

 

Blades won’t engage

1. Blade belt off of pulleys.

 

2.

Blown fuse.

 

3.

Bad module.

 

 

Uneven cut

1. Tire pressure uneven.

 

2. Blades bent (check tip to tip one blade thickness)

 

3. Air foil of blade worn or bent.

 

 

 

Cut is ragged

1.

Blades dull.

2.

Ground speed too fast.

 

 

3. Grass accumulation under deck.

 

 

 

Mower moves when

1.

Motion control linkage out of adjustment

 

(see adjustments).

in neutral position

 

 

 

 

 

 

 

1.

Tire pressure uneven.

 

2. Motion control linkage adjustment.

Mower pulls left or right

3. Soft terrain.

 

4.

Slope too steep.

 

5. Tracking not adjusted.

 

6.

Bypass is mis-adjusted on one side.

When a problem occurs, do not overlook the simple causes.

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Yazoo/Kees KIKW36150, KIKW48150, KIKW48170 manual Trouble Shooting Guide