9
HOT WATER CONNECTION
3.0 The appliance is equipped with a three pinned earthed plug to be connected to a 220-
240V 50Hz power supply. The electrical rating of the appliance is 0.47Amp.
3.1 The appliance requires a 240V 50Hz weatherproof power outlet installed in a protected
position adjacent to the appliance.
3.3 IMPORTANT: The appliance should always be disconnected from the power supply
before any maintenance is carried out.
ELECTRICAL REQUIREMENTS
2.0 Refer to Technical sheet for position of connection. The outlet connection is R3/4 /20
male thread and requires an isolating union to allow for removal of the unit.
2.1 Install the hot water supply line to the unit in a minimum of R3/4 /20 copper tube.
For units set at 50
℃
this must be a minimum of Four(4) Metres to the first outlet.
Refer to the instructions supplied with these models for full details.
2.2 Keep the pipe lengths to a minimum and make sure that the pipework is well insulated,
as correct performance of the appliance is dependent on properly insulated pipework.
2.3 DO NOT FIT ANY VALVES OR RESTRICTORS TO THE OUTLET OF THE WATER
HEATER.
2.4 DO NOT FIT ANY OBSTRUCTION TO THE PRESSURE RELIEF LOCATED ON THE
HOT WATER OUTLET CONNECTION.
BEFORE TURNING ON THE POWER SUPPLY TO THE WATER HEATER.
2.5 After purging the air from the system using the hot water supply taps, remove the water
inlet strainer located on the cold water supply inlet connection.
Remove any debris from the filter and replace. When replacing the filter do not over
tighten the "O"ring seal.
TESTING THE WATER HEATER AFTER INSTALLATION IS COMPLETED.
Turn on power supply to the heater and allow approximately 30 seconds for the computer
to perform a safety check on the CHOFU GK2621K.
Open a hot water tap and check the temperature of the hot water supplied.
IF THE UNIT FAILS TO OPERATE, CONSULT THE FAULT MONITOR ON PAGE 24.