When Unused For An Extended Period - andrews WHiC56 Owner's Manual

When Unused for an Extended Period-1

If the water heater will not be used for a long period of time, drain the water.
CAUTION
Because the operation in equipment is necessary for complete drainage.
CAUTION
To prevent scalding.
The water within the appliance is still very hot , for a short period after use.
Preparation
A bucket for draining water.
Drainage Using the Remote Controller
1
(1) button is "OFF".
(2) Press the button inside the cover,
Select
Press the button.
The "Misc settings" screen appears.
(3) Select
and then press
(4) Select "YES" using the
Press button.
2
Close the water supply
valve.
3
Fully open all hot water
fi xtures/faucets.
4
Open all drain plugs and drain the water out of
the unit.
5
When the water is completely drained, replace all
drain plugs and close the hot water fi xtures/faucets.
6
Close the gas valve and disconnect
the electrical power supplied to the unit.
Do not touch with wet hands.
If you do not use the product for long time, contact your
nearest agency of ANDREWS WATER HEATERS.
Whenever the unit is checked, maintained, or drained, the power
switch must be turned "Off", and it must be allowed to cool down fi rst.
using the buttons.
using the buttons,
button.
buttons,
Hot water
fi xture/faucet
Manual Draining
1
Close the gas valve.
2
(1) Turn the power on/off button "On".
(2) Turn and leave open
the hot water fi xtures/
faucets for more than
2 minutes and close.
* If multiple units are being used,
drain two minutes for each unit.
* An 11 Error Code may appear on
the remote controller.
This is not a malfunction of the unit.
Do not turn Power ON/OFF Button OFF.
3
Close the water supply valve
and disconnect the electrical
power supplied to the unit.
Do not touch with wet hands.
4
Fully open all hot water
fi xtures/faucets.
5
Open all drain plugs and drain the
water out of the unit.
6
When the water is completely drained,
replace all drain plugs and close the
hot water fi xtures/faucets.
Drain Plugs Ex. WHiXC56,LWHiXC56
Each drain plug mignt not be visible if
insulation is installed around the piping.
Hot water
fi xture/faucet
Hot water
fi xture/faucet
35