20616780
The hot water supply pipework is required to be insulated with Ensolex or similar
insulation from the hot water heater to all outlet points within the building.
INSTRUCTIONS FOR UNITS SUPPLIED SET AT 50℃ TO
COMPLY WITH AS 3498-2009.
PLEASE NOTE THIS 50℃ UNIT IS NOT TO BE USED IN
CONJUNCTION WITH SOLAR WATER HEATERS.
1) This water heater is to be installed to comply with AS/NZS 3500.4 and AS5601
codes and any local by laws or regulations.
2) Please refer to the Installation / Operating instructions supplied with this water
heater for details of the installation procedure.
3) When installing the water heater hot water pipework please refer to the following
pipework installation requirements (Diagram 1) to comply with the AS3498-2009
code. The first outlet valve (tap) should be a minimum of Four (4) metres from
the water heater outlet.
Valve 1.
Valve 2.
Outlet to deliver hot
water to sanitary
fixtures
Hot water outlet
Pipe size 20mm
L
COMMISSIONING THE WATER HEATER.
1) After completion of the water heater installation the following commissioning
procedure is to be implemented.
a) Before turning on the water heater power supply and gas supply, purge all
air from the Hot water supply pipework.
b) Turn on the power, allow 30 seconds for the water heater to check safety
functions. Turn on the gas supply.
c) Turn on Valve 1. to a minimum flow rate (approximately 3 l/m) and allow
the water heater to operate for approximately Two(2) minutes and check the
flowing water temperature using a digital thermometer.
d) Repeat above procedure (c) at the maximum possible flow rate.
e) The water temperature will be delivered at 48-50℃ continuously.
f ) If the water heater does not deliver water at this temperature contact you
supplier or DUX Hot Water on 1300 365 115 for advice.
PLEASE SEE REVERSE SIDE.
Diagram 1.
Minimum of distance of pipework
L to Valve 1 is Four (4) metres.
