High-Altitude Installations - State Water Heaters 310C Installation Manual And Owner's Manual

Check the altitude where your water heater is installed. Set DIP switches shown in the table below. The
DIP switch settings are depending on the altitude.
The black squares indicate the positions of the DIP switches for high altitude
•
installation.
The 110C and 310C : Only adjust DIP switch No. 3, No. 4, and No.5.
The 510C : Only adjust DIP switch No. 2, No. 3, and No. 4 on the lower bank.
WARNING
• DO NOT adjust the other DIP switches for high altitude installation.
110C and 310C models
Computer board
Bank of DIP switches
The maximum certified or allowable installed altitude is 10,100 ft. (3,078 m) for
CV models
0 to 2,000 ft.
Altitude
(0 to 609 m)
Model
ON
OFF
110C and
310C models
ON 1 2 3 4 5 6
510C model
OFF
(Lower bank of
DIP switches)
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HIGH-ALTITUDE INSTALLATIONS

Installation altitude
2,001 ft. to
3,000 ft.
(610 m to
DEFAULT
914 m)
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
ON
OFF
No. 3 : OFF No. 3 : OFF
No. 4 : OFF No. 4 : ON
No. 5 : OFF No. 5 : OFF
ON 1 2 3 4 5 6
OFF
No. 2 : OFF No. 2 : OFF
No. 3 : OFF No. 3 : ON
No. 4 : OFF No. 4 : OFF
12
510C model
Computer board
Lower bank of DIP switches
3,001 ft. to 5,001 ft. to
5,000 ft. 7,500 ft.
(915 m to (1,525 m to
1,524 m) 2,286 m)
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
ON
ON
OFF
OFF
No. 3 : OFF No. 3 : OFF
No. 4 : OFF No. 4 : ON
No. 5 : ON No. 5 : ON
ON 1 2 3 4 5 6 ON 1 2 3 4 5 6
OFF OFF
No. 2 : OFF No. 2 : OFF
No. 3 : OFF No. 3 : ON
No. 4 : ON No. 4 : ON
Page
Installation Manual
Installation
7,501 ft. to
10,100 ft.
(2,287 m to
3,078 m)
1 2 3 4 5 6 7 8 9 10
ON
OFF
No. 3 : ON
No. 4 : ON
No. 5 : ON
ON 1 2 3 4 5 6
OFF
No. 2 : ON
No. 3 : ON
No. 4 : ON