Maintaining The Water Heater; Draining The Water Heater - Vesta VH-150 User Manual

Maintaining the Water Heater

Before cleaning the water heater, make sure the water heater
is turned off and the power supply is disconnected. The water
heater may remain hot for few minutes after it is turned off.
Danger
Wait until the water heater has cooled down before cleaning to
prevent burns.

Draining the Water Heater

To perform maintenance tasks or to prevent the water heater from
freezing when it will not be used for an extended period, the water
heater must be drained.
To drain the water heater:
1
Press the button to turn off the water heater.
2
Disconnect the power supply to the water heater.
3
Turn off the gas valve.
4
Turn off the water supply valve on the inlet to the water
heater.
Hot water
Notice
If there is no water supply valve, turn off the water supply at the water
main.
Side view
Cold water
5
Open all hot water faucets and drain the water remaining in
the plumbing lines.
6
Place a bucket under the drain valve.
7
Open the drain valve and allow any residual water to drain
from the water heater.
8
Close the drain valve when the water is completely drained.
Notice
Follow the steps in reverse order to refill the water heater.
7
Maintaining the Water Heater