Ingersoll-Rand R Series, Installation, Operation & Maintenance Manual

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WATER DOWNSTREAM OF DRYER:
• Test drain. Check the output for power from relay marked “drain” on
control board. If no output, then replace board. If power is present
check wiring to solenoid and status of coil. If energized and valve is
not open clean valve or replace if needed.
• Check for blockage in drain line.
• Clean “Y” strainer
DRAIN STAYS OPEN ALL THE TIME (DRAIN ALARM)
• Check the valve for debris. Clean if required.
• Check float switch. Dirty or defective.
• Check board. Relay stuck or defective.