Doosan 7/26E, Operation And Maintenance Manual

Page: 23 / 90

OPERATING INSTRUCTIONS 19
7/26E, 7/31E, 7/41
STARTING THE MACHINE
All normal starting functions are incorporated in the key operated
switch.
1. Open the service valve fully, with no hose connected.
2. Turn the key switch to position 2 and hold for max 15 seconds to
allow the air inlet heater to reach working temperature.
3. Turn the key switch to position 3 (engine start position).
4. Release to position 2 when the engine starts.
5. Release to position 1 when the alternator charge light is
extinguished.
6. Close service valve as soon as engine runs freely.
7. Do not allow machine to run for long periods with service valve
open.
8. Allow the engine to reach operating temperature.
9. At this point in the operation of the machine it is safe to apply full
load to the engine.
bar
psi
bar
psi
7/41
7/26E, 7/31E
0°C
15S
II
III
HOURS
0 0 0 0 0 0 0
0
I
bar
psi
15S
II
III
1
0
3
1
0
2 3
T2410B_02
03/18
46702017-A
+ -
2
WARNING: Under no circumstances should volatile liquids such
as Ether be used for starting this machine.
NOTE: Wear hearing protection at all times when the engine is
started when the service valve is open and air is flowing from the
valve.