R344
When performing necessary corrective action in the following operations, refer to the "Maintenance" section for the
necessary procedure.
1. Problem:
The regulated pressure continues to increase after lock up without a change in control knob position.
Possible cause: Valve seat needs replacement
2. Problem:
Leakage through or around edge of bonnet
Possible cause:
1. Torque on bonnet is insufficient. Retorque bonnet.
2. Inspect for nicks and scratches on piston / diaphragm
Replace diaphragm and/or piston (repairkit)
5.3 Spare Parts
Only original spare parts must be used for repair or overhaul. Replacement only by trained personnel!
You find the repairkits under
5.4 Repairs
Faulty / damaged units can be send back to AirCom Pneumatic GmbH. After checking the unit we will send you a
cost estimate with a first diagnostic. Regulators wich were not in use with air or neutral gases have to be cleaned
before you send them back for repair. Furthermore please note the used medium and a short error discription on the
delivery note.
Dok-Nr.: BA-R344
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Created on 2022-03-24
