DEUTZ-FAHR FL35-70HP Series, Operation Manual

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Operation Instructions
350
The starter motor
does not operate.
1. The wire is broken or contacts poorly.
2. The battery is power off or its voltage is too
low.
3. The carbon brush comes contact with the
commutator, or the commutator is
contaminated.
4. The wire in the starter motor is broken,
shorted or bonded.
1. Weld it or replace it with a new one.
2. Charge the battery.
3. Adjust the carbon brush spring pressure, and
clean the commutator.
4. Check and eliminate short-circuit and
breakage problems.
The starter motor
gets weak, or the
engine cannot be
started.
1. The bearing is worn seriously, and the
armature rubs against the housing.
2. Contact of the carbon brush with the
commutator is poor.
3. The commutator surface is burned out or oil-
stained.
4. The conductor contacts poorly.
5. The main contact of the electromagnetic
switch is burned out, or it contacts poorly.
6. The battery is not charged sufficiently or its
voltage is too low.
1. Replace the bearing with a new one.
2. Adjustment
3. Remove the oil stains, and use a No. 0 non-
metal sand paper for polishing.
4. Tighten the nut firmly.
5. Remove the oil stains, and use a No. 0 non-
metal sand paper for polishing.
6. Charge the battery.
The generator
cannot produce
power.
The armature is open. Check and eliminate the open-circuit fault.
The generator is
charged
insufficiently or
the current is
unstable.
1. The V-belt of the fan slips, and the diesel
engine speed decreases.
2. The line connection gets loosened.
3. The armature is failed.
4. The regulator is failed.
1. Adjust tensioning degree of the V-belt.
2. Tighten the screw firmly.
3. Check and eliminate the open-circuit fault.
4. Check and eliminate the open-circuit fault.