Rinnai Demand Duo R-Series Installation And Operation Manual page 31

WARNING
To adjust the parameters:
1. Locate the PC Board (lower right side of unit).
2. Locate the two push buttons (A and B) on the PC Board.
3. Press the "A" button for 1 second.
4. Use the ▲ (Up) and ▼ (Down) buttons on the controller to select a setting number.
Figure 27
5. Once the desired setting number is selected, use the "On/Off" button on the controller to change the
selection for the setting number.
6. To exit the parameters, press the "A" button for 1 second.
Table 9: Parameter Settings
Parameter
Setting Item
Number
2 High Altitude
3* Service Soon
10** Gas Type
50*** Retrofit Application
* See Section "7.2 Service Indicator (Service Soon,
** Factory set. Only used with approved conversion kit.
*** Factory set. Do not adjust unless instructed by Technical Support.
Demand Duo™ R-Series (REC) Installation and Operation Manual
DO NOT adjust parameter settings unless specifically instructed to do so.
A
0 - 2,000 ft
(0 - 610 m)
Disable
LPG
Disable (Default)
Figure 28
A
B
B
2,001 - 5,400 ft
(610 - 1,646 m)
0.5 Year
NG
Enable
)" for more information on Service Soon.
SS
C d
1 Year 2 Years
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