Troubleshooting; Troubleshooting Schedule - Husqvarna Rider Operator's Manual

Troubleshooting schedule

Problem Cause
Motor failure
Incorrect starting procedure.
Warning lamp on the
control panel lights
Low battery voltage.
up solid red.
Engines over heated
The switches are not engaged (P-brake and seat
switch).
Forward/back pedal depressed.
The machine cannot
The charging socket is in the machine.
be started
Operator panel broken
The switch in the ignition is faulty
CCU or contacts are faulty
The batteries are not charged enough.
The operator panel
Blown 5 A fuse
does not light up
CCU or contacts are faulty
when the key is
The switch in the ignition is faulty
turned
Operator panel broken
Check that the bottom of the cutting deck is clean
(not full of grass).
The batteries are not charged enough.
The cutting deck does
Check that the safety switch by the equipment
not work
frame is engaged (pressed in)
Check the safety switch by the lifting lever.
The cutting deck motor is faulty.
The cutting deck motor control is faulty.
The charger is not connected correctly.
The charger is faulty
Blown 15 A fuse
The machine does not
Low battery acid level
charge
One or more battery cells faulty
Poor contact with battery terminal cable
connectors.
Turned off machine
with disengaged P- Blown fuse (30 A)
brake rolls easily
Blades are loose
A cutting deck motor is loose.
Machine vibrates
One or more blades unbalanced, caused by
damage or poor balancing after sharpening
Blades blunt
Long or wet grass
Cutting unit set incorrectly, check parallelism.
Uneven mowing
Grass blockage under hood
Different tyre pressures on right and left sides
Over-speeding
Cutting height too low

TROUBLESHOOTING

Steps
Contact an authorised service workshop.
For more information, see 'Turn on the machine'.
Check the level of battery acid and charge the
battery.
Turn off the machine and let it cool down.
Apply the parking brake.
Release both pedals.
Always disconnect the charger before starting the
engine.
Contact an authorised service workshop.
Charge the battery.
Change the fuse
Contact an authorised service workshop.
Disconnect the machine from power, remove battery
terminals. Check that the blades can rotate freely.
Clean underside of cutting unit
Charge the battery.
Check the cables between the machine and the
cutting deck.
Contact an authorised service workshop.
See 'Charge the battery' for more information.
Change charger.
Change the fuse
See the "Checking the battery acid level" section.
Replace the battery
For more information, see 'Battery handling'.
Change the fuse
See the "Checking the blades" section.
Tighten the screws.
Balancing or sharpening the blades should be
conducted by a service workshop.
For more information, see 'Before starting'.
For further directions, see 'Adjusting the parallelism
of the cutting unit'
Clean underside of cutting unit
Check and adjust tyre pressure.
Activate savE
Check/adjust cutting height setting
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