Airpress COMBI DRY BASIC 3, Operating Instructions Manual

Page: 57 / 158

ENGLISH
Cod. 2200772300 00 - Edition 04/2003 - 55
14.3 COMMAND AND CONTROL PANEL
BEFORE CARRYING OUT THE OPERATION TEST, READ CAREFULLY AND ACQUIRE A GOOD KNOWLEDGE OF
THE COMMAND FUNCTIONS.
1) Delivery pressure gauge
2)
Isolating switch - also used as emergency stop and for resetting the engine thermal protection.
3) Work hour counter: indicates the hours of operation
4)
Oil overheating signal light
5) Reset button for the high temperature safety thermostat
6) “STOP” – “START” button dryer
7) Dew point indicator
8) Reset button for the high temperature safety thermostat
9) Cut-out button for the oil thermostat, to be used when the machine is started at very low temperatures
(below -5 / -10 °C) .
IMPORTANT: WHEN THE SWITCH Ref. 2 IS IN POSITION "OFF" THE TERMINALS ARE STILL LIVE.
CAUTION: To start the compressor after an emergency stop due to the oil overheating protection triggering (signal light
alarm Ref. 4 Fig. 16), proceed as follows:
-
Eliminate the reason for the emergency stop due to overheating (no oil, dirty radiator, etc.).
- Wait for a few minutes for the temperature to fall below the threshold limit for the thermostat (app. 85 °C ).
- Unscrew the cover (Ref. 5) so that the RESET button is uncovered.
CAUTION: If the RESET button is pressed, the machine starts immediately, before pressing the
RESET button check that all the safety protections are in place.
- Press the RESET button.
If the problem continues, refer to the faultfinder and solutions for the first intervention, Chapter 19.0 .
CAUTION: WAIT AT LEAST 30 SECONDS BEFORE STARTING THE MACHINE AFTER SWITCH
OFF.
COMPRESSOR
CONTROL BOARD
DRYER CONTROL
BOARD
7
6
1
3
2
4
5
FIG. 16
8
9