Air Techniques AirStar AS120, Инструкция по установке и эксплуатации

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Air Techniques, Inc.
Page 16
Use
12 Activating emergency mode
When the controller breaks down the units can be oper-
ated for a short period under Emergency Mode, in order
to maintain an emergency supply�
One compressor aggregate then runs under continuous
operation, any excess pressure 145 psi (10 bar)
is vented using the safety valve�
Wear ear protectors�
Venting the excess pressure via the safety valve
causes a loud noise of escaping air�
Only operate the units for short periods in
Emergency mode� Longer periods will shorten
the life-span of the compressor aggregates�
• Rotate Emergency Mode switch to setting "1" and wait
approximately 3 seconds�
One compressor aggregate begins to run without
producing pressure�
• Rotate switch to Emergency Mode setting "2"�
The compressor aggregate then runs in continuous
operation�
The red LED "Fault" shows�
0
1
2
13 Decoupling a single compressor
aggregate
Where a single compressor aggregate stops working,
the unit can continue operating temporarily� However,
the defect compressor aggregate must be taken out of
operation�
• Close the shutoff valve of the compressed air connec-
tion to the compressor aggregate�
• Activate the motor protection switch inside the control
unit manually�
• Inform your service team�
14 Fault rectification
When a fault arises the red LED "Fault" is displayed�
Depending on the type of fault identified the unit will
either continue to run or will stop�
(see also Trouble-shooting)�
Further information on faults can be called up
via the display panel�
1 Red LED “Fault”
2 Blue button "Reset"
• Call up fault at the display panel and rectify�
• Press "Reset" to reset the fault warning display�
1 2