Sullair LS20TS Operator's Manual And Parts List page 27

sequencing conditions meet the criteria to
start.
The machine may start at any time.
This default display appears as follows:
STOP
360 220
If there are alarms active they will alternately be
shown with the default display. The machine status
will be displayed for 2 seconds then the alarms for
2 seconds each. For example:
T1 HI
360 220
To view other status press the DSP key. All temper-
atures and pressures may be displayed as well as
other status information. To scroll through the dis-
plays press the up arrow or down arrow keys. Up
arrow moves to the next display, down arrow the
previous display. To return to the default display
press the display key.
• Separator differential pressure and the max-
imum limit. If the limit is exceeded, a sepa-
rator maintenance warning will be dis-
played.
dP1 4
MAX 10
• Sump pressure and line pressure.
P1 363
P2 358
• Oil filter differential pressure and the maxi-
mum limit. If the limit is exceeded oil main-
tenance warning will be displayed.
dP2 4
MAX 20
• Pressure before (P4) and after (P3) oil filter.
P3 290
P4 295
• Oil differential pressure and the minimum
limit. If the pressure goes below the limit a
DESCRIPTION
P3 LOW shutdown will occur. Oil differential
(dP3) is defined as P3-P1/2
dP3 40
MIN 1
• Unit discharge temperature and the maxi-
mum limit. If the temperature exceeds the
limit a T1 HI shutdown will occur.
T1 210
MAX 255
• Dry side discharge temperature and the
maximum limit. If the temperature exceeds
the limit a T2 HI shutdown will occur.
T2 210
MAX 255
• Oil temperature and the maximum limit. If
the temperature exceeds the limit a T4 HI
shutdown will occur.
T4 210
MAX 255
• Total hours that the compressor has been
running.
HRS RUN
001234.0
• Total hours that the compressor has been
loaded.
HRS LOAD
000987.0
• Last fault log. This shows the fault on the
first line and the run hours when the fault
occurred.
T1 HI
@1 255
• Next to last fault log. This shows the fault on
the first line and the run hours when the fault
occurred.
T1 HI
@2 224
Section 2
21