Curtis-Toledo Refrigerated Compressed Air Dryer RNP400

CAUTION: Do not disassemble drain valve timer or attempt to repair electrical parts. Replace timer if defective.

The drain valve discharge condensate through a full-port drain opening. The valve body may need to be cleaned under conditions of gross particulate contamination.

To disassemble the drain valve body for cleaning and other maintenance:

Disconnect main power supply to dryer.

Lock out and tag power supply in accordance with OSHA requirements.

WARNING: If power supply is not connected and unit is not depressurized before disassembly, serious personal injury and valve damage may result.

Removes hoses that connect the drain valve to the drain valve strainer.

Inspect the ambient air filter weekly and clean it if necessary. Dirty air filters cause loss of efficiency and may result in damage to the product.

Air Filter — Clean accumulated dust and dirt from air filter weekly as required.

NOTE: Do not use solvents to clean filter.

If the filter is damaged, replace it with a new filter. Contact your distributor.

WARNING: Do not operate the dryer without the ambient air filter. Permanent condenser damage may result.

Sign off on the air filter maintenance