OPERATING INSTRUCTIONS | 29 |
|
|
1.EMERGENCY STOP
Pressing this switch stops the compressor immediately. The
compressor cannot be restarted until the switch is manually reset. Turn clockwise to reset.
On reset, the controller will display a message indicating that the compressor is ready to start.
2. START KEY
Pressing this key will start the compressor.
3. STOP/RESET KEY
Pressing this key will stop the compressor.
4. NAVIGATION KEYS
These keys are used to navigate through the items on a list and to change values.
5.DISPLAY KEYS
6.INFORMATION KEY
This key provides additional information for the current display, mode of operation, or alarm / warning status.
7. BACK NAVIGATION KEY
Press this key to return to the default Status display screen when navigating screens. This key is also used to exit parameters without making changes to the values.
8.LED STATUS INDICATORS POWER ON: The machine is energized.
WARNING: A problem exists or a maintenance interval is approaching.
ALARM: An alarm condition is present. During an alarm, the machine automatically stops. When the alarm condition has been corrected, push the Stop/Reset Key (#3) to re−start the machine.
9. LCD DISPLAY SCREEN
The LCD contrast is adjusted by pressing and holding the Status button and pressing the Up and Down navigation keys.
10.DEWPOINT INDICATOR (DRYER ONLY)
Green indicates an acceptable dewpoint, red indicates a dewpoint above 50_F(10_C), and blue indicates a freezing risk.
PRIOR TO STARTING
1.Make visual check of the machine, ensure that all guards are secure and that nothing is obstructing the proper ventilation of, or free access to the machine.
2.Check coolant level. Add if necessary.
3.Make sure main discharge valve is open.
4.Turn on electrical isolator or disconnect. The Power on (8) indicator will light, indicating that line and control voltages are available.
5.Check direction of rotation at initial start or following interruption in power supply.
WARNING
Make sure that all protective covers are in place.
Cooling air flow exhaust may contain flying debris. Safety Protection should be worn at all times to avoid injury.
STARTING
Press the Start key. The machine will start and then load automatically.
NOTE
During normal operation, the blower will run when the machine is running and may run for a short time after the machine stops. If the machine stops due to an alarm or a local or remote stop, the blower will stop with the machine.
WARNING
If the machine stops automatically, the airend, separator tank and oil system can contain high pressure air and will vent back to atmosphere. This can be verified by unscrewing the coolant fill plug which has a vent hole through which any residual pressure will be vented. Downstream of the separator tank may still contain system pressure which must also be vented.
NORMAL STOPPING
Press the Stop/Reset key.
EMERGENCY STOPPING
1.Press EMERGENCY STOP button (1) and the compressor and fan will stop immediately. This button is not to be used for stopping under normal operation.
2.Turn off electrical isolator or disconnect.
Before restarting, identify and correct all faults, and ensure the machine can operate safely.
en
