Product Manual

6.11

Maintenance

Problem Cause Solution (go sequentially)

No control air supply to solenoid valve Replace/connect

Loading/unloading

problem

Solenoid valve malfunctioning

1. Replace the solenoid valve assembly.

2. Clean the orifice.

No electrical supply for energizing the

solenoid valve

Replace the Neuron microcontroller.

Intake valve malfunctioning Check and replace the intake valve kit.

Blow-down valve malfunctioning

1. Clean or change the BDV assembly.

2. Clean the orifice.

MPV malfunctioning

1. Check and change the MPV kit.

2. Check and change the MPV assembly.

1. Air requirement is more than compressor

capacity

1. Replace the compressor.

2. Arrest all pipeline leakages.

1. Replace the compressor.

3. Excess pressure drop in pipeline

1. Replace the compressor.

2. Arrest all pipeline leakages.

Pressure transmitter malfunction

1. Tighten the lap cable.

Pressure transmitter malfunction

4. Replace the Neuron microcontroller.

Replace the Neuron microcontroller.

Disable 'unload mode' in the operator settings of the

Neuron microcontroller.

4. Replace the Neuron microcontroller

Malfunction of R04 relay (loading/ unloading

relay) in Neuron microcontroller

Replace Neuron microcontroller

Unload mode enabled in Neuron

microcontroller

Disable 'unload mode' in operator settings of Neuron

microcontroller