John Deere POWERTECH 4045 - Manual (Page 124)

Engine Operation- 4.5 L “270” Engines
OURGP11,000007B –19–27JUL06–2/2
RG6580
–UN–20JAN93
Starting Engine
IMPORTANT: Do not operate the starter for more than
15 seconds at a time. To do so may
overheat the starter. If the engine does
not start the first time, wait at least 2
minutes before trying again. If engine
does not start after four attempts, see
Troubleshooting Section.
5. Earlier Engines (Shown) - Turn key switch to “HEAT”
position and hold until heat indicator lamp on
instrument panel goes out. Turn key switch to “START”
and hold until engine starts. Release key switch once
engine starts; key automatically returns to “ON”
position and instrument panel gauges start operating.
Later Engines - Turn key switch to “ON” position and
hold “PREHEAT” button (if equipped with preheat
option) in for up to 30 seconds. Turn key switch to
“START” while continuing to hold the “PREHEAT”
button and the reset button. Hold until engine starts.
Release key and “PREHEAT” button once engine
starts; key automatically returns to “ON” position and
instrument panel gauges start operating. Release reset
button when oil pressure is at a safe operating level.
6. Warm-up engine for at least 5 minutes before applying
a load. (See WARMING ENGINE, later in this section.)
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