New Holland Workmaster 50 Operator's Manual page 48

Indicator lamp (amber)
This indicator light illuminates and the display shows a warning symbol . The light blinks for 4
6
seconds, after which the symbol on the display disappears and the indicator light stays on
steady. To display the fault, you need to go to the menu 6 . Stop the tractor and investigate
the cause of the trouble.
Parking brake warning light (red)
This indicator illumininates when the key start switch is turned ON with the parking brake
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applied. If the key-start switch is turned OFF and the parking brake is not applied, or the
operator leaves the seat without applying the parking brake, a warning buzzer will sound for
approximately 10 seconds or until the parking brake has been applied.
Engine oil pressure warning light (red)
This indicator light together with the red (5). "Stop" indicator light indicates the e ngine oil
8
pressure is too low. Stop the engine and investigate the cause.
NOTE: With low engine oil pressure, this warning light illuminates when the start switch is in
the contact position (supply to accessories - ignition).
Cold start device (amber)
9
The indicator lights up when the glow plugs are turned on by the key switch.
Right-hand direction indicator (green)
This indicator light flashes at the same time as the tractor's right-hand direction indicator. With
10
the tractor running, if the turn signal is not switched off within 20 seconds, an intermittent alarm
comes on. This audible warning comes on if the direction indicator is not turned off within five
minutes with the tractor stationary.
Warning light of the Diesel Particulate Filter (DPF) (green)
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For more details, see the chapter on regeneration of the particulate filter.
Alternator charging warning light (red)
12
A steady light indicates that the alternator is not charging the battery.
Fuel reserve (amber)
13
The light comes on when the tractor needs to be refueled.
Fuel level gauge
14
This instrument shows the fuel level in the tank.
Revolution counter
15
Indicates the engine — RPM . Each subdivision of the graduated scale represents 100 RPM
Rear Power Take-Off (PTO) indicator light (yellow)
Lights up when the engine is running and the rear Power Take-Off (PTO) is engaged.
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The indicator light will start to flash if the engine speed exceeds the maximum allowable
engine speed for the PTO..
Left-hand direction indicator (green)
This indicator light flashes at the same time as the tractor's left-hand direction indicator. With
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the tractor running, if the turn signal is not switched off within 20 seconds, an intermittent alarm
comes on. This audible warning comes on if the direction indicator is not turned off within five
minutes with the tractor stationary.
3 - CONTROLS AND INSTRUMENTS
3-4