UniCarriers FG20 Series Operation & Maintenance Manual page 60

WARNING LIGHTS AND INDICATOR
LIGHTS
NEUTRAL LAMP
Light comes on when the shift lever is in neutral.
GLOW INDICATOR (DIESEL-POWERED
TRUCKS)
When the starter switch is turned to "ON", the
engine is preheated and the glow indicator light
comes on.
The glow indicator light goes out when the engine
has been preheated, indicating that the engine is
ready for starting.
FUEL LEVEL WARNING LIGHT
Light comes on when the fuel level drops below the
value shown in the table. If the light comes on, add
fuel.
2- to 3.5-ton trucks
INSTRUMENTS AND CONTROLS
Fuel level at which warning
light comes on
about 17 liters
(4.5 U.S. gal.)
ENGINE OIL PRESSURE WARNING LIGHT
Light comes on when the engine oil pressure is
low. Light also comes on when the starter switch is
turned to "ON" and goes out when the engine has
started up.
NOTE
If light comes on during operation, it suggests
that the engine oil level is low or the lubricating
oil system is defective. Stop the operation
immediately and ask your local UniCarriers
dealer to check your truck.
SEDIMENTER WARNING LIGHT (DIESEL-
POWERED TRUCKS)
Light comes on when the water level in the
sedimenter exceeds the specified value.
NOTE
If light comes on during operation, stop the
operation immediately and drain the water from
the sedimenter. If the truck is used neglecting the
warning light, the fuel injection pump might be
damaged.
For the water draining procedure, see page 4-24.
CHARGE WARNING LIGHT
Light comes on if the power generating system fails
to function normally during operation.
The light also comes on when the starter switch is
turned to "ON" and goes out when the engine has
started up.
NOTE
If the light does not go out after the engine has
started up, it suggests a loose or broken fan belt
or a defective power generating system. Stop
the operation immediately and ask your local
UniCarriers dealer to check the truck.
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