JLG 800A_AJ Operator Manual - Manual (Page 47)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3121209 – JLG Lift – 3-7
1. Battery Discharging Indicator
When illuminated indicates a problem in the battery or
charging circuit, and service is required.
2. Engine Oil Pressure Indicator
When illuminated indicates that engine oil pressure is
below normal and service is required.
3. Engine Coolant Temperature Indicator (Ford)
When illuminated indicates that engine coolant tempera-
ture is abnormally high and service is required.
4. Engine Oil Temperature Indicator (Deutz)
When illuminated indicates that the temperature of the
engine oil, which also serves as engine coolant, is
abnormally high and service is required.
5. Engine Malfunction Indicator Light (Ford Engines prior
to S/N 62045)
Indicates that the Engine Control Module has detected a
malfunction in the Electronic Fuel Injection System and
a Diagnostic Trouble Code has been set in the ECM.
Refer to the Service Manual for instructions concerning
the trouble codes and trouble code retrieval.
The malfunction indicator light will illuminate for 2-3 sec-
onds when the key is positioned to the on position to act
as a self test.
6. Low Fuel Level Indicator (N/A for liquid propane)
When illuminated indicates that the fuel level is 1/8 full or
less. When the light first turns on, there are approxi-
mately four usable gallons of fuel remaining.
7. Glow Plug Indicator (If Equipped)
When illuminated the glow plugs are operating. After
turning on ignition, wait until light goes out before crank-
ing engine.