condair Electrode Steam Humidifier EL50

Water Hoses: Use a rubber mallet to knock out any scale buildup in the hoses. Rinse the hoses thoroughly with hot tap water.

Fill valve: Use a soft-bristled brush (not wire brush) to carefully remove any scale buildup inside the fill valve and in the strainer.

Drain Valve - Valve Body: Use a soft-bristled brush (not wire brush) to remove any scale buildup inside the valve body of the drain valve.

Release the two tabs and remove the cover on the fill cup.

Use a soft-bristled brush (not wire brush) to remove any scale buildup inside the fill cup.

Install the cover on the fill cup.

Use a soft-bristled brush (not wire brush) to carefully remove any scale buildup inside the drain cup.

DANGER! Risk of electric shock! The Nortec EL steam humidifier is mains powered. Live parts may be exposed when the door panels are removed. Touching live parts may cause severe injury or even death.

Prevention: Shut down the unit as described in 'Shutting Down' on page 62 before replacing the backup battery or fuses.

CAUTION! Electrostatic discharge (ESD)! The electronic components inside the control cabinet in the humidifier are sensitive to electrostatic discharge (ESD).

Prevention: Take appropriate measures to protect the electronic components inside the unit against damage caused by electrostatic discharge (ESD). Refer to ANSI/ESD-S20.20.

Only a qualified service technician authorized by the customer should replace the backup battery in the control board and the fuses in the driver board(s).

Always replace defective fuses with new fuses that match the specification given in the procedure below. Never short-circuit and bypass the fuses.

Remove the door panel on the control cabinet. Remove the locking screw and swing the front panel open.

Replace the backup battery in the control board with a new 3V battery (CR 2032).

Replace the fuse 'F1' with a new slow-acting 1A fuse.

Fill valve strainer removed and cleaned

Fill valve strainer inspected and cleaned, if necessary

Steam and condensate hoses in the humidifier inspected for cracks and securely fastened

Water hoses inspected for cracks and securely fastened

Water filter in the supply line cleaned

All cables inspected for damage and insulation breakdown

Refer to Figure 13 for visual guidance.

Fill hose disconnected from the drain valve

Electrical connectors and ground wire disconnected from the drain valve

Two screws securing the drain valve to the cabinet removed

O-ring in the drain valve removed and discarded

Valve disassembled by loosening the brass nut and removing the solenoid assembly from the valve body

Solenoid assembly disassembled and all components cleaned

Sign off on the drain valve removal

Warning: This procedure requires trained personnel with PPE!

Is the 'Cylinder Spent' warning message displayed on the Home screen?

If the 'Cylinder Spent' warning message is not displayed, do not proceed with the replacement.

Upload a photo of the warning message

Was the steam cylinder successfully removed? Refer to 'Removal and Installation of Steam Cylinder' on page 66.

Was the new steam cylinder successfully installed? Refer to 'Removal and Installation of Steam Cylinder' on page 66.

Enter the new steam cylinder's performance output

Sign off on the steam cylinder replacement