Applicable Systems
PSE200/PSE201

Symptoms

The pneumatic system reports a condensate drain fault. The automatic drain valve is not removing condensate.

Possible Causes

  • Drain valve float or mechanism stuck
  • Drain port blocked with debris
  • Drain solenoid or timer failure

Troubleshooting Steps

  1. Step 1: Inspect the drain valve mechanism for binding
    Mechanism moves freely
  2. Step 2: Clear the drain port of obstructions
    Drain port is clear
  3. Step 3: Test the drain solenoid or timer operation
    Drain operates on schedule

How to Reset

To reset: Repair the condensate drain, then clear the alarm.

Source: SMC Pneumatic Equipment Manual, SMC Corporation

Category: Hydraulic & Pneumatic