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Husqvarna YTH1942 - Troubleshooting Common Issues; Engine Start and Running Problems

Husqvarna YTH1942
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To keep high performance, remove the air in the
transmission before you operate the product for the
first time.
If you replace the transmission, remove the air in the
new transmission before operation.
1. Put the product safely on a level surface that is
clear and open with the engine off and the
parking brake set.
2. Put the freewheel control in the disengaged
position to disengage the transmission. (See
Transportation on page 34
).
3. Sit in the tractor seat and start the engine. After
the engine is running, move the throttle control to
the slow position and then disengage the parking
brake
4. Push the forward drive pedal to the full forward
position, hold for five (5) seconds and then
release the pedal. Push the reverse drive pedal
to full reverse position, hold for five (5) seconds
and then release the pedal. Do this procedure
three (3) times.
Note: During this procedure, there can be
movement of the drive wheels.
5. Stop the engine and set the parking brake.
6. Put the freewheel control in the engaged position
to engage the transmission. (See
Transportation
on page 34
in this section of manual.)
7. Sit in the tractor seat and start the engine. After
the engine is running, move the throttle control to
half (1/2) speed. Disengage the parking brake.
8. Operate the product forward for approximately 5
ft (1.5 m) then rearward for 5 ft (1.5 m). Do this
procedure three times.
Troubleshooting
Problem Cause Action
The engine does not start. There is no fuel in the fuel tank. Fill the fuel tank.
The throttle control is not in the
correct position.
Refer to the start instructions.
The spark plug is defective. Replace the spark plug.
The air filter is dirty. Clean or replace the air filter.
The fuel filter is clogged. Replace the fuel filter.
There is water in the fuel. Remove all fuel from the fuel tank
and the carburetor. Fill the fuel
tank with new fuel and replace the
fuel filter.
The wires are loose or damaged. Do a check of all wires.
The engine valves are not adjus-
ted correctly.
Speak to an approved service
agent.
The engine is flooded. Wait 2–3 minutes before you try to
start the engine again.
The fuel in the fuel tank is bad. Replace the fuel in the fuel tank.
1715 - 001 - 10.09.2021 29

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