Hitachi HISCREW 2000 Series Instruction Manual page 18

3. HOW TO OPERATE [Daily Operation]
3.5.3 Operation
⑤
⑥
②
3.5.4 Stop
③
16
④ ①
Power
Supply
② ①
④
q Press the START button.
Make sure that the air compressor starts.
・ For the air dryer prestarting (
Make sure that the built-in air dryer starts
simultaneously.
・For the air dryer prestarting enabled:
Make sure that the built-in air dryer prestarts,
the AUTO START light flashes for 3 minutes,
and then the air compressor starts.
w Make sure that the oil level during operation
is kept within the range between the red lines.
e If it is below the lower line, follow the proce-
dure on page 18 and replenish the genuine
synthetic oil (NEW A OIL 2000).
r Digital monitor displays run hour in 10 hours
as a unit.
Press the SELECT button on the instrument
panel and check if the discharge temperature
is within the range between 65°C and 100°C.
(After temperature stabled)
t Make sure that, 5 to 10 minutes after starting,
the refrigerant pressure gauge reads 0.41 to
0.73 MPa.
y Make sure that, about 20 minutes after start-
ing, the automatic condensate trap starts drain-
ing the condensate.
q Press the STOP button.
The compressor stops.
w Be sure that the pressure at DISCHARGE AIR
PRESSURE GAUGE indicates 0 (It returns to
0 for about 1 or 2 minutes after stop.)
e Fully close the valve on discharge side.
r Disconnect the power.
p. 14) disabled: