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1) Press the “ON/OFF” button on the operation panel. The display and lamps go off.
2) Turn off the water heater.
3) Turn off the gas and water supplies.
IMPORTANT
To operate the water heater, follow its instruction manual.
4) Open the service panel.
IMPORTANT
Be sure to hook the service panel in its open position.
5) Pull out the drain pipe to drain water from the
wash tank.
WARNING
When pulling out the drain pipe, be careful not to touch the wash water. It may
cause burns or skin irritation. Turn the drain pipe if it is hard to pull out.
6) Remove the two tank filters without spilling
scraps inside.
Service Panel
Hook