Preparing The Vehicle For Extended Storage - Husqvarna HUV4420 Service Manual

3
GENERAL INFORMATION
STORAGE
See General Warning, Section 1, Page 1-1.
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DANGER
• Do not attempt to drain fuel when the engine is hot or while it is running.
• Clean up any spilled fuel before operating the vehicle.
• Store fuel in an approved fuel container only. Store in a well-ventilated area away from sparks,
open flames, heaters, or heat sources.
• Keep fuel out of the reach of children.
• Do not siphon fuel from the vehicle.
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WARNING
• Turn the key switch to the OFF position, remove the key, and leave the Forward/Reverse
handle in the NEUTRAL position during storage. This is to prevent unintentionally starting the
vehicle or a fire hazard.
• Gasoline vehicles only: Turn fuel shut-off valve to the closed (OFF) position (Figure 3-5,
Page 3-4).
• Do not attempt to charge frozen batteries or batteries with bulged cases. Discard the battery.
Frozen batteries can explode.
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CAUT ION
• Batteries in a low state of charge will freeze at low temperatures.

PREPARING THE VEHICLE FOR EXTENDED STORAGE

1. Unload the vehicle so that the tires are supporting only the weight of the vehicle.
2. Store the vehicle in a cool, dry place. This will minimize battery self-discharge. If the battery appears to
be weak, have it charged by a trained technician. Use an automotive-type 12-volt battery charger rated
at 10 amps or less. Check electrolyte level after charging and add distilled water if necessary.
3. Make sure the key switch is in the OFF position and the Forward/Reverse handle is in the NEUTRAL
position. Chock the wheels.
Gasoline vehicles:
4. Prepare the fuel tank.
4.1. Fill the fuel tank with fresh fuel.
4.2. Following manufacturer's directions, add a commercially available fuel stabilizer (such as Sta-Bil
Run the engine in a well-ventilated area to allow treated fuel to replace untreated fuel in the car-
buretor.
4.3. Disconnect the fuel vent line from the fuel tank vent nipple (Figure 3-2, Page 3-3).
4.4. Plug the fuel tank vent nipple so that it is air tight. Husqvarna recommends using a slip-on vinyl cap.
5. Remove both spark plugs and pour 1/2 ounce (14.2 mL) of SAE 10 weight oil through each of the two
spark plug holes. Rotate the engine crankshaft by hand several times, then install both spark plugs.
Diesel vehicles:
6. Prepare the fuel tank.
Page 3-2 2005 HUV4420 Gasoline and HUV4420-D Diesel Vehicle Maintenance and Service Manual
Storage
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