DPA−...−CRVZS
10
Eliminating faults
Fault
The desired output
pressure is not re
ached
Flow too low
Pressure booster
does not start
External damage
after visual inspec
tion
Audible leakage
Corrosion
28
Possible cause
Supply pressure too low or
too many consuming devices
at output
Insufficient air volume at
compressed air input
Fault in commissioning or
valve in mid−position
Exhaust holes or sintered
filter closed
Incorrect fitting or handling
Seals, tubing, valves or quick
coupling socket defective
Aggressive ambient condi
tions
Remedy
Increase supply pressure
up to max. 8 bar.
Use larger compressor.
Use short tubing.
Press manual override on
pneumatic valve.
Keep air holes and sintered
filter free.
Replace the device.
1. Replace the faulty
connecting part.
2. Replace the device.
Replace the device.
Festo DPA−...−CRVZS 0806NH English