Lamp Indicators - Sullair LS-25S-257KW Operator's Manual And Parts List

Industrial rotary screw air compressor
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Section 2
DESCRIPTION
running.
HRS RUN
001234.0
S Total hours that the compressor has been
loaded.
HRS LOAD
000987.0
S Last fault log. This shows the fault on the
first line and the run hours when the fault
occurred.
@1 234
S Next to last fault log. This shows the fault
on the first line and the run hours when the
fault occurred.

2.11 LAMP INDICATORS

Embedded into the front panel schematic of the
compressor are several lamps. Pressing the lamp
test key will light all the lamps for 3 seconds. Each
LED lamp has the following purpose.
P1 --- (Line pressure) If lit steady, signifies that P1 is
being displayed, if flashing denotes the presence
of an alarm.
P2 --- (Sump pressure) If lit steady, signifies that P2
is being displayed, if flashing denotes the presence
of an alarm.
P3 --- Injection oil pressure (Pressure after oil filter)
Same as P1 & P2 except for P3.
14
T1 HI
T1 HI
@2 204
P4 --- (Pressure before oil filter)
ΔP1 --- (Separate differential pressure) If lit steady,
signifies that ΔP1 is being displayed, if flashing de-
notes replacement of separator is needed.
ΔP2 --- (Oil filter differential pressure)
ΔP3 --- (Oil differential pressure)
T1 --- (Dry side discharge temperature) If lit steady,
signifies that T1 is being displayed, if flashing de-
notes the presence of an alarm.
T2 --- (Discharge temperature) If lit steady, signifies
that T2 is being displayed, if flashing denotes the
presence of an alarm.
T3 --- (Oil temperature) If lit steady, signifies that T3
is being displayed, if flashing denotes the presence
of an alarm.
MOTOR --- If flashing, indicates the motor overload
contact has opened.
INLET FILTER --- If flashing, indicates that inlet filter
maintenance is needed.
OIL FILTER --- If flashing, indicates that oil filter
maintenance is needed.
POWER ON --- Lit if 120VAC power is applied to the
Supervisor ΙΙ.
ON --- If lit steady, the compressor is running. If
flashing, indicates that the compressor is armed
but stopped because of restart timer not expired,
remote stop or sequence stop. The compressor
may start at any time.
AUTO --- If lit steady, the compressor is running and
in auto mode. If flashing, indicates that the com-
pressor is armed but stopped because of restart
timer not expired, remote stop or sequence stop.
The compressor may start at any time.

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