Chicago Pneumatic CPC 4, Instruction Manual, Page: 18 / 36

11/2008 Chicago Pneumatic Compressors
Page 18 62 305 549 65
ATTENTION: to start up again after a protection has been triggered (alarm) press “RESET”
followed by the start button “I” (6)
OPERATION OF THE CONTROLLER
The controller is programmed for Energy Saving; it switches off the compressor, thus reducing idle running to a minimum.
The controller is preset to run idle before switching off for a period that is shorter the lower the consumption of air.
The controller also indicates when filters require maintenance etc.. (Yellow LEDs).
14.4 VIEWING THE HOURS OF OPERATION
To view the total hours of operation press Ref. 3, Fig. 13a, the hours of operation appear in the bottom display and a dot
lights up in the top display (confirm LED).
To view the LOADED hours of operation press Ref. 3 Fig. 13a again and a dot lights up on the right side of the top
display (confirm LED).
14.5 VIEWING THE HOURS OF OPERATION OF COMPONENTS SUBJECT TO MAINTENANCE
To view the hours of operation of individual components subject to maintenance, proceed according to Section 14.6, to
point 4; the operating hours will be viewed on the bottom display.
- Press the button Ref. 3 Fig 13a to exit.
14. 6 RESETTING THE MAINTENANCE INTERVAL COUNTERS (YELLOW LEDs excluding LED “A”)
To reset a counter (i.e. Ref. L air filter) after having performed the relevant maintenance, proceed as follows: ( see Fig.
13a )
1) Press buttons Ref. 7 and Ref. 4 simultaneously until the LED ref. H lights up.
2) Release the buttons Ref. 7 and Ref. 4
3) Use the buttons Ref. 1 and Ref. 2 to select the LED Ref. L (air filter) relevant to the component in question.
4) The operating hours of the component Ref. L (air filter) are viewed on the 5-digit bottom display.
5) Press the button Ref. 4 once and the value viewed flashes, press the button Ref. 4 again; the display is now reset and
the LED Ref. L is lit.
6) Press the button Ref. 3 to exit from RESET
7) To reset another component, move to the relevant LED using the buttons Ref. 1 and Ref. 2.
The board exits automatically from programming after 30 seconds of inactivity
14.7 ACTIVATING / DEACTIVATING THE LOAD-UNLOAD OPERATION MODE
1) Press the button Ref. 1 Fig. 13a and the LED Ref. Q flashes, the compressor operates in MANUAL UNLOAD mode.
2) Press the button Ref. 1 Fig. 13a again and the compressor returns to the automatic cycle.
FIG. 13a
H
7
L
Q
1
2
3
4
5
6