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Doosan 7/71 - Page 41

Doosan 7/71
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39
7/71, 12/56
STARTING THE MACHINE
WARNING: Under no circumstances should volatile liquids such
as Ether be used for starting this machine.
CAUTION: Do not start or stop the machine with the
compressor/generator mode switch in the Generator position.
All normal starting functions are incorporated in the key operated
switch.
. Turn the key switch to position 1, the alternator charge light will
illuminate.
. Turn the key switch to position 3 (engine start position).
. Release to position 2 when the engine starts.
. Release to position 1 when the alternator charge light is
extinguished.
At temperatures below 0C or if there is difficulty starting first time:
Push and release button ‘A’.
. Allow the engine to reach operating temperature.
. At this point in the operation of the machine it is safe to apply full load
to the engine.
NOTE: Wear hearing protection at all times when the engine is started
with the top open and air is flowing from the valve.
STOPPING THE MACHINE
. Close the service valve.
. Allow the machine to run unloaded for a short period of time to
reduce the engine temperature.
. Turn the start switch to the 0 (off) position.
NOTE: As soon as the engine stops, the automatic blowdown valve will
relieve all pressure from the system.
If the automatic blowdown valve fails to operate, then pressure must
be relieved from the system by means of the service valve(s).
CAUTION: Never allow the machine to stand idle with pressure in the
system.
EMERGENCY STOPPING
In the event that the unit has to be stopped in an emergency, TURN
THE KEY SWITCH LOCATED ON THE INSTRUMENT PANEL TO
THE 0 (OFF) POSITION.
RESTARTING AFTER AN EMERGENCY
If the machine has been switched off because of a machine
malfunction, then identify and correct the fault before attempting to
restart.
If the machine has been switched off for reasons of safety, then
ensure that the machine can be operated safely before restarting.
Refer to the PRIOR TO STARTING and STARTING THE UNIT
instructions earlier in this section before restarting the machine.

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