Condensing Water Heater Service Manual 55 100000354
KA Series Dip Switch Settings
0-2000 ft
(0-610 m)
2001-5200 ft
(610-1585 m)
5201-7700 ft
(1585-2347 m)
7701-10200 ft
(2347-3109 m)
#2: OFF #2: OFF #2: ON #2: ON
#3: OFF #3: ON #3: OFF #3: ON
KA Series Condensing
SW1 Bank
SW2 Bank (present on replacement PC boards only)
1
OFF - Propane Gas
ON - Natural Gas
2
OFF - Outdoor model
ON - Indoor model
3
OFF - R75LSe-VB, R75LSi-VB, R94LSe-VB,
R94LSi-VB, RC98HPe, RC98HPi
ON - RC80HPi, RC80HPe
4 OFF position
5 OFF position
6 OFF position
1
OFF - “Long Flue”
ON - “Short Flue” and Outdoor Models
2
Settings dependent on altitude
3
4 OFF
5
OFF - 120ºF default temperature without a controller
ON - 140ºF default temperature without a controller
6
7
OFF position - Used for low fire and high fire settings. Refer
to the gas pressure setting procedure.
8
“Long flue” is defined as:
0 elbows and length is greater than 21 ft
1 elbow and length is greater than 15 ft
2 elbows and length is greater than 9 ft
* RC80HPi, RC80HPe, RC98HPe,
RC98HPi models have a default
maximum temperature of 120º F (49º C)
and an option to increase the maximum
temperature to 140 ºF (60 ºC).
Temperature settings from 125-140 ºF
(52-60 ºC) are available by setting dip
switch 6 to ON in the SW1 bank of 8 dip
switches.
OFF - 120ºF maximum temperature
without an MCC-91 controller
ON - 140ºF maximum temperature
without an MCC-91 controller
RC80HPi, RC80HPe, RC98HPe, RC98HPi
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