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221491AFA SJ9233 RT, SJ9243 RT, SJ9253 RT, SJ9664 RT
Section 3 – Familiarization Control functions
3.3-4 Engine control console
This control console is on a bracket on the radiator in
the engine compartment.
1
2
3
Figure 01 Engine control console - diesel fuel
1
Engine start/glow plug: In the start position,
this switch starts the engine. In the glow plug
position, it energizes the glow plugs. This helps
to start a cold diesel engine. The glow plugs
only operate when the switch is held.
2
Positive air shut-off (optional equipment): This
switch stops the air supply to the engine. This is
useful if the engine does not immediately stop
when the power is off.
3
Positive air shut-off light (optional equipment):
This light continuously illuminates when the
positive air shut-off valve disengages.
4
5
6
Figure 02 Engine control console - dual fuel (optional
equipment)
4
Engine start: In the start position, this switch
starts the engine.
5
Fuel: Use this switch to select liquid propane
gas or gasoline as the fuel type.
6
MIL light: This light shows an engine
malfunction.
FAMILIARIZATION