OPERATING INSTRUCTIONS
28
7/20, P65
0
1
2
3
STARTING THE MACHINE
WARNING: Under no circumstances should volatile liquids such
as Ether be used for starting this machine.
All normal starting functions are incorporated in the key operated
switch.
.
Turn the key switch to position
2
and hold for max 15 seconds to
allow the air inlet heater to reach working temperature.
.
Turn the key switch to position
3
(engine start position).
.
Release to position
1
when the engine starts.
At temperatures below 0
C (32
F) or if there is difficulty starting first
time:
. Open the service valve fully, with no hose connected.
. Complete starting sequence above.
. Close service valve as soon as engine runs freely.
. Do not allow machine to run for long periods with service valve
open.
. 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 service valve 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.
RE
−
STARTING AFTER AN EMERGENCY
If the machine has been switched off because of a machine
malfunction, then identify and correct the fault before attempting to
re
−
start.
If the machine has been switched off for reasons of safety, then
ensure that the machine can be operated safely before re
−
starting.
Refer to the
PRIOR TO STARTING
and
STARTING
THE UNIT
instructions earlier in this section before re
−
starting the machine.
MONITORING DURING OPERATION
Should any of the safety shut-down conditions occur, the unit will
stop. These are:
.
Low engine oil pressure
.
High air discharge temperature
.
High engine water temperature
CAUTION:
To ensure an adequate flow of oil to the compressor at low
temperature, never allow the discharge pressure to fall below 3,5 bar
(51psi)
.
