22
Guide for Functions
Simultaneous use for DHW and Heating
Outdoor Reset
This Combi Boiler can operate DHW and Heating at the same time.
However it can not operate in every conditions. The range of simultaneous use for DHW and Heating
will be decided by both the “Heating Set Temperature” and “DHW Set Temperature”.
<Recommended Temperature Setting for using DHW and Heating at the same time>
DHW temperature setting: 120°F (50°C in °C mode) or less.
Heating temperature setting: 180°F (82°C in °C mode)
*Higher Heating temperature is better.
<Unsuitable Conditions>
• Heating supply temperature setting is under 140°F (60°C in °C mode).
• When DHW temperature setting is 140°F (60°C in °C mode).
<DHW Priority>
When DHW/Space Heating Priority (Installer Mode [I:16_dHP]) is set to [2:dH].
is lit on the Operation Display, the
Outdoor Reset (Energy Saving) is enabled.
The Outdoor Reset Control feature may be
used to enhance energy efficiency while
maintaining optimal heating performance.
With the Outdoor Reset Control, the heating
temperature setting automatically changes
according to the outdoor temperature and
the current heating system application.
The graph shows an example relationship
between Outdoor Temperature and Heating
Set Temperature.
* If the
is lit (not flashing), then the Combi Boiler operates simultaneously DHW and Heating
automatically by increasing the heating supply temperature.
* Contact Pavilion Customer Center for more information about simultaneous use for DHW and
Heating.
Simultaneous Operation
DHW Priority (Operate solely)
DHW
ON
OFF
Heating
ON
OFF
DHW
ON
OFF
Heating
ON
OFF
200
(93)
(82)
(71)
(60)
(49)
(38)
(27)
(16)
(-12)
(-7)
(-1)
(4)
(10)
(16)
(21)
(27)
180
160
140
120
100
80
60
10
20
30
40
50
Outdoor Temperature [°F (°C)]
Heating Set Temperature [°F (°C)
]
60
70
80
Summary of Contents for GHQ-C3201WX-FF PB US
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