300HH, 375, 375H, 375HH, 425 AND 425H USER MANUAL R00
SECTION 4
60
I
DLE
W
ARM
-U
P
C
ONTROL
Keeps the compressor inlet valve closed for reduced
compressor load at start-up. When the compressor is
warmed-up, the handle is turned from the START to
the RUN position for full operation.
P
RESSURE
S
ELECTOR
S
WITCH
(H
AND
HH M
ODELS
)
Sets compressor operation in the LOW range from
80 to 110 psig (5.6 to 7.6 bar), or in the HIGH range
from 80 to 165 psig (5.6 to 11.4 bar) on H models,
and from 80 to 220 psig (5.6 to 15.2 bar) on HH
models.
4.3
INITIAL STARTUP/
SHUTDOWN PROCEDURE
S
TARTUP
Perform the following actions when starting the
compressor for the first time:
1.
Ensure that the compressor is on a level surface.
(If the compressor is on an uneven surface, the
fluid sight gauge readings will not be accurate,
and it will not be possible to determine if fluid lev-
els are too low.) (I)
2.
Check the oil and fluid levels in the engine and
compressor: add oil and/or fluid if necessary.
3.
Fill the fuel tank and drain any water from the fuel/
water separator.
4.
Crack open one service line.
5.
Place the WARM-UP control in the START posi-
tion.
6.
Place the PRESSURE SELECTOR switch to the
LOW position (H and HH models).
7.
Press the ENGINE SWITCH to the ON position.
8.
Momentarily press the ENGINE SWITCH to the
START position to engage the starter: release the
switch when the engine starts.
9.
After 30 seconds (the annunciator light will go off
after 30 seconds) Turn the IDLE WARM-UP
SWITCH from START to RUN to put the compres-
sor in full operation.
10. Close all doors to maintain proper noise level.
(I) See
for proper engine coolant.
S
HUTDOWN
1. Close the service valves and run the com-
pressor for approximately five minutes to
allow the compressor to cool down.
2. Place the pressure selector switch in the low
position (H and HH models)
3.
Press the ENGINE SWITCH to the OFF position after
five minutes. When an emergency shutdown is required,
IMMEDIATELY press the EMERGENCY SHUTDOWN
BUTTON.
4.4
RESTART PROCEDURE
After running and shutting down the compressor for
the first time, perform the following actions when
restarting the compressor:
1.
Check engine oil, engine coolant, and fuel levels.
2.
Check the compressor fluid level (sight glass) and
drain any water from the fuel/water separator.
3.
Check the dust collectors and clean if necessary.
4.
Crack open the service valve.
5.
Place the WARM-UP control in the START posi-
tion.
6.
Place the PRESSURE SELECTOR switch to the
LOW position (H and HH models).
7.
Press the ENGINE SWITCH to the ON position.
8.
Momentarily press the ENGINE SWITCH to the
START position to engage the starter: release the
switch when the engine starts.
9.
After 30 seconds (the annunciator light will go off
after 30 seconds) Turn the IDLE WARM-UP
SWITCH from START to RUN to put the compres-
sor in full operation.
10. Close all doors to maintain proper noise level.
11. To shut down the compressor, see
Initial Startup/Shutdown Procedure
.
WARNING
DO NOT us aerosol types of starting aids
such as ether.
Such use could result in an explosion and
personal injury.
If the engine fails to start within 30 seconds,
release the starter switch or button and wait
two minutes to allow the starting motor o
cool before attempting to start the engine
again.
Summary of Contents for 300HH
Page 17: ...SECTION 1 15 Safety Symbols 2 ...
Page 18: ...SECTION 1 16 Safety Symbols 3 ...
Page 49: ...SECTION 2 300HH 375 375H 375HH 425 AND 425H USER MANUAL R00 47 2 9 WIRING DIAGRAM ...
Page 60: ...NOTES 58 ...
Page 79: ...NOTES ...
