To Change From Lpg To Gasoline Operation; To Change From Gasoline To Lpg Operation - UniCarriers 1F1 Operator's Manual

• With the fuel-change switch set in the neutral position the engine
cannot be started. Before starting the engine always change the
switch to LPG or GAS.
Neutral position
Gasoline position

TO CHANGE FROM LPG TO GASOLINE OPERATION:

1. Press the fuel-change switch from the LPG to the neutral position.
2. Shut off the discharge valve on the LPG cylinder.
3. Let the engine run at an idle until it stops.
4. After the engine has completely stopped, move the fuel-change
switch to the GAS position. Restart the engine.
!
CAUTION
• Directly changing over LPG to GAS without the fuel-change
switch first being positioned to neutral cause the remaining
LPG and gasoline to be mixed, resulting in a poorly operating
engine. Before changing over the switch position, always
exhaust the remaining LPG by setting the switch to the
neutral position.
LPG position

TO CHANGE FROM GASOLINE TO LPG OPERATION:

1. Press the fuel-change switch from the GAS to the neutral position.
2. Slightly depress the accelerator pedal and hold it to allow the
engine to race. Continue pressing the accelerator pedal until the
engine stops.
3. After the engine has completely stopped, open the discharge valve
on the LPG cylinder and move the fuel-change switch to the LPG
position. Restart the engine.
!
• Directly changing over GAS to LPG without the fuel-change
switch first being positioned to neutral cause the remaining
gasoline and LPG to be mixed, resulting in a poorly operating
engine. Before changing over the switch position, always
exhaust the remaining fuel (gasoline) by setting the switch to
the neutral position.
Carefully follow the procedures below when turning the engine off after
LPG operation.
1. Move the fuel-change switch to the neutral position and let the
engine idle until it completely stops. This ensures that all of the
remaining LPG has been used.
2. After engine stops turn the ignition switch to the OFF position.
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CAUTION