Section 110-0030
SM 1172 2-98
3
Engine - Engine and Mounting
warmed up to the correct operating temperature. The
engine MUST be started with foot 'OFF' the electronic
foot pedal.
6. Engine Stop Light (Red) - When the engine 'Stop'
light comes on, the computer has detected a major
malfunction in the engine that requires immediate
attention. It is the operators responsibility to shut down
the engine to avoid serious damage.
7. Engine Warning Light (Yellow) - When the engine
'Warning' light comes on, the computer has detected a
fault in the engine which may result in power loss. The
fault should be diagnosed and corrected at the earliest
opportunity.
8. Engine Protection Fluid Light (Amber) - When
the engine 'Fluid' light comes on, the computer has
detected a fault in the engine. The light will remain on
as long as the fault is occuring. The fault should be
diagnosed and corrected at the earliest opportunity. If
the fault continues to get worse the light will flash. Stop
the machine and do not operate until the fault is
corrected.
9. Diagnostic Test Point - Plug in connector for
diagnostic data reader (DDR).
10. Diagnostic Request Switch - To check for active
codes:
a - turn the ignition key switch to the 'OFF' ('0')
position.
b - press the diagnostic switch to the 'ON' position.
c - turn the ignition key switch to position '1'.
If no active codes are recorded the 'Stop', 'Warning'
and 'Fluid' lights will illuminate and stay on.
If active codes are recorded the 'Stop', 'Warning' and
'Fluid' lights will illuminate momentarily. The yellow
'Warning' and red 'Stop' lights will begin to flash the
code of the recorded fault.
11. Diagnostic Search Switch - When the engine is
in diagnostic mode this switch is used to search
through a list of fault codes, ie. pressing the top of the
switch momentarily will advance to the next active fault
Fig. 2 - Quantum Electronic Fuel System Components
1 - Electronic Control Module (ECM)
2 - Programmable Read Only Memory (PROM)
3 - Electronic Fuel System Injectors
4 - Batteries
5 - Electronic Foot Pedal
6 - Engine 'Stop' Light
7 - Engine 'Warning' Light
8 - Engine 'Fluid' Light
9 - Diagnostic Test Point
10 - Diagnostic Request Switch
11 - Diagnostic Search Switch
STOP
5
6
7
8
9
3
1,2
4
10 11
SM - 1791
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