COMMISSIONING
74
PRESET OUTLET TEMPERATURE SETTING
The factory preset outlet temperature setting of the water heater is:
874 series 60°C
876 series 48°C
If a temperature controller is connected to the water heater, this will override the preset outlet temperature
setting and the maximum temperature setting will be:
It is usually not necessary to check or adjust the factory preset outlet temperature setting of the water heater,
unless the customer has a particular requirement for this to be done or it is to be installed as a gas booster to
a solar water heater.
Gas Booster for a Solar Water Heater
Where an 874 series water heater is installed as a gas booster to a solar water heater, the preset outlet
temperature setting must be set at 60 C for the system to operate correctly.
It will be necessary to check and if required to adjust the preset outlet temperature setting of the continuous
flow water heater when:
it is installed as a gas booster as part of a solar water heater installation
it is an existing continuous flow water heater and a solar preheat water heater is then installed.
Notes:
Consideration must be given to the delivery temperature to any ablution and public areas such as a
bathroom, ensuite or public amenities. Refer to “Hot Water Delivery” on page 45 and to “Schematics of 2
Temperature Zones Using A Temperature Limiting Device” on page 46.
The 876 series water heater, marked “THIS APPLIANCE DELIVERS WATER NOT EXCEEDING 50°C
IN ACCORDANCE WITH AS 3498” on the front panel, must not be installed as an in-series gas booster
water heater to a solar water heater, as water temperature greater than 50°C can be delivered from the
water heater contravening its compliance to AS 3498.
TO CHECK OR ADJUST THE PRESET OUTLET TEMPERATURE SETTING
The temperature setting will be displayed by a series of flashes from the red LED, with a three (3) second
pause between each series of flashes. The preset outlet temperature settings and series of flashes are: