Husqvarna TS138 Operator's Manual page 34

Problem
The headlight does not function.
The product moves slowly, with ir-
regular speed or not at all.
The cutting result is unsatisfactory. The blades are blunt or damaged.
The engine backfires when the en-
gine stops.
The engine stops when you try to
reverse.
34
Cause
The headlight switch is in the off
position.
The light bulb is defective.
The power switch for the headlight
is defective.
The cable to the headlight is not
connected.
There is short-circuit in the head-
light cable.
The product is in freewheel mode.
The parking brake is engaged.
The drive belt is loose or dam-
aged.
There is air in the transmission.
There is unwanted materials on
the steering plate (if the steering
plate is installed).
The square key on the axle is
missing.
The cutting deck is not parallel.
The grass is wet.
The grass is long.
The tire pressure is incorrect.
The product is operated at too high
forward or rearward speed.
The drive belt for the cutting deck
is worn or damaged.
The throttle control is not put in the
slow position.
The reverse operation system
(ROS) is not engaged.
Action
Turn the headlight switch to the on
position.
Replace the light bulb.
Replace power switch for the
headlight.
Do a check of wires and connec-
tions.
Speak to an approved service
agent.
Pull out the freewheel control lev-
To put the product in
er. Refer to
freewheel mode on page 18 .
Disengage the parking brake.
Replace drive belt.
Remove the air from the transmis-
To remove the air
sion. Refer to
from the transmission on page 29 .
Clean the product.
Install the square key. Refer to
repair the tires on page 22 .
Sharpen the blades or replace the
blades.
Adjust the parallelism of the cutting
To adjust the paral-
deck. Refer to
lelism of the cutting deck on page
25 .
Let the grass become dry before
you cut it.
Start with a high cutting height and
decrease it gradually.
Do a check of the tire pressure.
Adjust the tire pressure if it is nec-
essary.
Use slower speed.
Replace the drive belt for the cut-
ting deck.
To stop the product on
Refer to
page 16 .
Engage the reverse operation sys-
To use the re-
tem (ROS). Refer to
verse operation system (ROS) on
page 17 .
To
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