MASSEY FERGUSON 1693685, Operator'S Manual

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When servicing the tractor or mower deck, disengage PTO, remove
ignition key, set parking brake and disconnect the spark plug wires.
Troubleshooting the mower deck
Cut is uneven.
Problem Solution
1. Mower deck not leveled properly. 1. See “Mower deck adjustment”.
2. Tractor tires not inflated equally or properly. 2. See “Regular maintenance” section.
Cut is rough looking.
1. Engine speed too slow. 1. Set to full throttle.
2. Ground speed too fast. 2. Slow down.
3. Blades are dull. 3. Sharpen or replace blades. See “Servicing the mower blades”.
4. Mower drive belt slipping because it is oily or worn. 4. Clean or replace belt as necessary.
5. Mower drive belt slipping. 5. See “PTO clutch adjustment”.
6. Blades not properly fastened to arbors. 6. See “Servicing the mower blades”.
7. Mower blades not timed. 7. See “Check mower blade timing”.
8. Discharge tube clogged. 8. Clean out tube.
9. Grass build-up under mower deck. 9. Clean out underside of mower deck.
10. Grass catcher is full. 10. Empty catcher.
11. Mower deck needs leveling. 11. See mower deck leveling procedures in “Adjustments and service” section.
Engine stalls easily with mower blades engaged.
1. Engine speed too slow. 1. Set to full throttle.
2. Ground speed too fast. 2. Slow down.
3. Cutting height set too low. 3. Cut tall grass at maximum cutting height during first pass.
4. Discharge tube clogged. 4. Clean out tube.
5. Grass build-up under mower deck. 5. Clean out underside of mower deck.
6. Grass catcher is full. 6. Empty catcher.
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