Craftsman 536.257670 Owner's Manual page 34

TROUBLESHOOTING POINTS
PROBLEM CAUSE CORRECTION
Unit will not shift 1 Shifting procedure incorrect 1 Check shifting procedure Unit MUST come to a
or shifts hard complete stop before changing directions
2 Tractor drive belt and/or brake out of adjustment 2 Check adjustment of tractor drive belt and/or brake
Adjust if necessary
3 Transax]enotoperatingpreperly 3 Contact Sears Service Department
Engine continues 1 Faulty operator-safety presence centrol system 1 Check wiring, switches and connections if not
to run when corrected, contact Sears Service Department
operator leaves
seat with mower
clutch engaged
Poor cut-uneven 1 Worn, bent or loose blade Replace blade 13ghten blade bolt
2 Replace blade mandrel
3 Clean underside of mower housing
Mower blades 1 Remove obstruction
will not rotate 2 Adiust mower drive belt
3 Replace mower drive belt
4 Replace idler pulley
Poororno
grassdischarge
Mower leaves
unmowed strip
between blades
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
1
Mower deck not level 2
Build-up of grass, leaves and trash under mower 3
Obstruction in clutch mechanism 1
Mower drive belt out of adjustment 2
Word/damaged mower drive belt 3
Frozen idler pulley 4
Bulld-up of grass leaves and trash under mower 1
Wet grass 2
Engine speed too slow 3
Travel speed too fast 4
Mowing to much grass 5
Mower deck not level 6
Low/uneven tire air pressure 7
Worn, bent or loose blade 8
Mower ddve belt worn or out of adjustment 9
Blades improperly installed 10
Improper blades used 11
Mowing wet/high moisture content grass 1
Mowing too much grass 2
Mowing too fast 3
Blades are worn or require sharpening 4
Blade drive belt out of adjustment 5
Worn or damaged quill assembly(s) 6
Damaged mower deck housing 7
Clean underside of mower housing
Allow grass to dry before mowing
Place throttle control in _FAST" position
Shift to slower speed
Set cutting height to higher setting Then re-cut at
normal setting,
Level mower deck
Check tires for proper air pressure
Replace/sharpen blade Tighten blade bolt
Replace/adjust mower drive belt
Reinstall blades sharp edge down
Replace with blades listed in this manual
Allow grass to dry before mowing
Set cutting height to higher setting
Place transmission control lever in lower setting
Sharpen or replace blades if necessary
Check tension of blade drive belt Adjust if necessary
Replace quil! assembly(s)
Repair of replace mower deck housing
Headllght(s) not 1 Switch is"OFF" 1 Turn switch "ON _
working (if so 2 Bulb(s) burned out 2 Reptace bulb(s)
equipped) 3 Faulty light switch 3 Check/replace light switch
4 Loose or damaged wiring 4 Check wiring and connections
5 Blown fuse 5 Replace fuse
Battery will not 1 Poor cable connections 1 Check/clean allconnections
charge 2 Bad battery cells 2 Replace battery
3 Faulty regulator (if so equipped) 3 Replace regulator
Steering erratic 1 Steering sector gear and pinion loose 1 Check steering sector gear Adjust if necessary
2 Worn ball joints 2 Check ball joints Replace if necessary
Steering 1 Steering sector gear and pinion tight 1 Check steering sector gear Adjust if necessary
difficulty 2 Steering pivot points dry 2 See Lubrication Chart