420sx Operator’s Manual Controls - 27
Tractor
CMW
Item Description Notes
1. Engine oil pressure
indicator
Lights when oil pressure is
too low. Light will come on
briefly when engine is started.
If light remains on:
• Turn off engine.
• Check oil level.
• Check for leaks before starting
engine.
• If pressure is still low, consult
engine manual.
2. Engine oil temperature
indicator
Lights when engine oil
temperature is too high.
If light remains on:
• Turn off engine and let it cool.
• Check fan belt tension.
• Check for low engine oil level.
• Check cooling fins for dirt and
debris.
3. Hydraulic fluid
temperature indicator
Lights if hydraulic fluid
overheats.
If light remains on:
• Check that engine fan is turning
when engine is running.
• Turn off engine and let it cool.
• Check hydraulic fluid level.
• Check front of hydraulic cooler for
debris.
4. Cold start wait indicator Lights when intake air pre-
heater is operating.
Wait until light goes off before
starting engine.
See “Start Unit” on page 50.
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