New Holland Workmaster 50 Operator's Manual page 75

Starting a cold engine in cold weather
Your tractor has a diesel engine. Before starting a cold
engine, the precombustion chambers of the engine must
be heated with electrical glow plug heating elements. .
WARNING
1.
Explosion hazard!
DO NOT use ether starting fluid. Serious en-
gine damage, explosion, death, or serious per-
sonal injury could occur.
Failure to comply could result in death or seri-
ous injury.
Turn the keyswitch (4) fully clockwise to the "START"
(3) position to operate the starting motor. Do not op-
erate the starter motor for more than 10 seconds.
NOTICE: When starting the machine after long periods,
avoid immediate use of hydraulics. It is necessary to al-
low time for enough lubrication of all moving parts before
subjecting them to work loads, particularly if outdoor tem-
peratures approach 0°C (32°F ). Run the engine at 1300
- 1500 RPM for about 15 min to bring the rear drive oil up
to normal operating temperature.
NOTE: A coolant immersion heater is available as a
dealer installed option.
starting in temperatures below -17.7 °C (0 °F) by warming
the engine coolant.
4 - OPERATING INSTRUCTIONS
This heater allows for easier
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