
10
q
Be sure the power is OFF.
w
Be sure that grounding is firmly connected.
e
Be sure the discharge pressure gauge indicates 0.
r
Detach the door (for the 22 kW models) or the
front enclosure panel (for the 37 kW models)
and remove the starter/control box cover.
Make sure that the DIP switches
SW1
and
SW2
on the printed circuit board are correctly
set. (
☞
pp. 12-14)
t
Check if oil level is kept around the upper red
line on the oil level gauge.
(Oil level lowers while operation)
3.3 Initial Start-Up
3. HOW TO OPERATE [Initial Start-Up]
3.3.1 Before power on
Every button such as START, STOP and RESET will
not function unless the switch held down more than 0.3
second.
After the installation, or after long unused time (over a week),
run the machine by way of initial start-up.
Capacity control of S-type is preset to
I
-type control,
and M-type is to P-type (AUTO) control.
Refer to page 12 for the setting of control function when
the control type is changed.
Compressor shifts repeatedly between full-load and no-
load operation within the range of its discharge pres-
sure between 0.69 MPa and 0.59 MPa.
Before turn the power ON, make sure if
z
installation,
x
piping and
c
electrical wir-
ing have been properly completed.
CAUTION
Oil has been filled in the oil case by the
factory before delibery.
CAUTION
q
Connect the power.
w
See if
POWER
light glows on the compressor’s
instrument panel.
e
Digital monitor displays run hour in 10 hours
as a unit.
r
Fully open the valve on discharge side.
For safety, the unit will not operate for 5 seconds after
the power is ON, even START button is pressed.
3.3.2 Power on
IMPORTANT
IMPORTANT
IMPORTANT
⑤
②
④
③
①
Power
Supply
③ ②
①
④
Power
Supply
Содержание HISCREW 2000 Series
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