Bunn Hot Water Dispencer H5E ELEMENT

Disconnect the dispenser from the power source

Remove the top cover (3 screws) and front shroud assembly (4 screws)

Remove the top 2 screws and loosen 2 lower screws securing control panel to shroud

Disconnect switch wires from the CBA

Remove the large nut securing the switch

Installation in the reverse order

Sign off on the Dispense Switch replacement

Warning: This procedure requires trained personnel with PPE!

Disconnect the dispenser from the power source

Remove the blue wire from terminal 1 and the pink wire from terminal 4 of the circuit board

Voltage across terminals 2 and 3

Disconnect the dispenser from the power source

Reconnect the blue wire to terminal 1

Connect a piece of insulated jumper wire to terminal 4

Disconnect the dispenser from the power source

Check the voltage across the terminals of the tank heater with a voltmeter. Connect the dispenser to the power source.

Disconnect the dispenser from the power source

If voltage is present as described, proceed to #4. If voltage is not present as described, replace the tank heater.

Remove the tank heater from the tank lid and inspect it for cracks in the sheath

If the sheath shows no sign of damage, proceed to #5. If the sheath is damaged, replace the tank heater.

Check for continuity across the tank heater terminals

If continuity is present as described, reinstall the tank heater. The tank heater is operating properly. If continuity is not present as described, replace the tank heater.

Remove all wires from the level control board

Remove two #8-32 screws holding level control board and mounting bracket to the component bracket

Install the new level control board and mounting bracket to the component bracket

Upload a photo of the reconnected wires

Sign off on the board replacement

Warning: Ensure the dispenser is unplugged and cool before starting the procedure

Remove the wires to the tank heater

Remove the 8-32 nuts from the tank heater flange

Inspect the tank heater gasket and replace if necessary

Securely install the new tank heater. Be certain of a watertight seal

Refer to schematic wiring diagrams when reconnecting the wires

Sign off on the tank heater replacement