10/12/2010
27
Company Confidential
Optional push after warm up button
Instrument panel warning decal
Hourmeter
Sequence key switch
Pressure gauge
INSTRUMENT PANEL (7/26E
– 7/31E)
Company Confidential
INSTRUMENT PANEL ( 7/51
– 7/71)
A- Load button
B- Dual pressure switch
0-
“OFF” position
1-
“RUN” position
2-
“Override” position
3-
“Crank” position
*A= optional on 7/51
std on 7/71 & 12/56
*B= optional on units able
to exceed 7 bar
Company Confidential
1 High A/E temp
2 High Separator temp
3 Low Battery voltage
4 High Eng Temp
5 Low Engine Oil Press
INSTRUMENT PANEL (7/51) Tier 3
•New Tier 3 7/51 uses standard control panel and a diagnostic readout panel
called SECU.
•Diagnostic codes for compressor will be shown on the one digit display.
•Diagnostic codes for the engine will be displayed as a flash code by a
separate led light. (A)
6 Comp Sensor
7 Low Engine Speed
8 Low Fuel
9 High Airfilter press
NORMAL CONDITIONS
-- Center Bar Blinking:
Compressor is ready to
start. ( No fault)
H
– Crank Signal Detected:
Displayed while start
switch is in the pre-heat or crank position.
During SECU power
–up , the controller will test the
display.During next step 3 digit software rev. Number
will be shown.
