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11. Trouble-shooting
46
Malfunction
Possible cause
Remedy
Unit switches off
1.
Ambient temperature too high
1.
Ventilate compressor room
2.
Electric motor defective
2.
Check electric motor and thermistor
3.
Fan defective
3.
Check/replace fan
4.
Sensor, connections or lines defective
4.
Check sensors, connections and lines
5.
Cross section of the electric supply lines
too small
5.
Measure power requirement, if
necessary, replace lines
6.
Water level too low
6.
Manage the water level sensor and
water intake
7.
Excessive water temperature
7.
Check water cooler and fan/ Check
water thermostat
8.
Water injection pressure too low
8.
Clean/replace water filter cartridge
and clean water circuit
Excessive idling
pressure
1.
Intake regulator does not close correctly
1.
Check intake regulator
Check solenoid valves
2.
System not unloaded
2.
Check intake regulator
Check solenoid valves
Water in the air filter
1.
Water stop valve not closing
1.
Check/ replace water stop valve
2.
Frequent use of EM stop
2.
Only use the Emergency stop button
in real emergencies
1.
Pressure relief valve defective
1.
Replace
Pressure relief valve
opens
2.
Pressure holding valve defective
2.
Check / Replace
3.
Intake regulator closes too slowly
3.
Check intake regulator and solenoid
valve
4.
Mains pressure sensor defective
4.
Replace the mains pressure sensor
5.
Electronics defective
5.
Replace electronics
Summary of Contents for EnviroAire 15
Page 1: ...Original Operating and Service Manual 15 22 kW USA Id no ZS1093133 00 June 2012...
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Page 52: ...12 Annex 50 Fig 29 all dimensions in Inches...
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