26
Drain Plugs
Each drain plug might not be visible if
insulation is installed around the piping.
If the Combi Boiler will not be used for a long period of time, drain the water.
4
Open all drain plugs and drain the water out of
the unit.
1
Fully open all hot water
fi xtures/faucets.
Drainage Using the Operation Display
2
(1) Turn the power 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 Operation Display.
This is not a malfunction of the unit.
Do not turn the power button off .
Manual Draining
Close the water supply valve
and disconnect the electrical
power supplied to the unit.
3
4
5
When the screen display turns off , replace all
drain plugs and close the hot water fixtures/
faucets.
5
Open all drain plugs and drain the
water out of the unit.
6
Close the gas valve.
1
Close the water supply valve and
the auto feeder shutoff valve.
( page 8)
2
When the water is completely drained,
replace all drain plugs and close the
hot water fi xtures
/faucets.
Do not touch with wet hands.
(1) Press the button OFF.
The Operation Display must be off .
(2) Press the button, Select
using the buttons. Press the button.
The “User Mode” screen appears.
(3) Select using the buttons,
and then press the button.
(4) Press and hold the
button approximately
2 seconds to turn "ON".
( Refer to page 21 for details.)
6
Close the gas valve and disconnect
the electrical power supplied to the unit.
Do not touch with wet hands.
Fully open all hot water
fi xtures/faucets.
3
Hot water
fi xture/faucet
Hot water
fi xture/faucet
Hot water
fi xture/faucet
After 1 sec.
(drA:Drain The Water)
(1) Press the button OFF.
䍾
Lid - Condensate Container
䍿
䚷㻌
Do not take the lid off.
Preventing Damage from Freezing-2
Drain the water as follows:
* Drain water into a bucket to prevent water damage.
To avoid burns, wait until the equipment cools down
before draining the water. The appliance will remain
hot after it is turned off .
High Temperature
CAUTION
To prevent damage from freezing, the Combi Boiler must be plugged into power at all times. If power is
unplugged, drain the water completely from the Combi Boiler. Then use an air compressor to remove
all water from inside the unit's water piping. It is recommended that Isolation Valves are installed on the
Combi Boiler, otherwise the water connections will need to be removed to drain the unit completely. Freeze
damage due to not draining properly will not be covered under warranty.
Summary of Contents for GHQ-C3201WX-FF PB US
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