Service Handbook

20 • Condensing Models: On-Demand Water Heater Service Handbook
TROUBLESHOOTING
Table 6: Altitude-Specific DIP Switch Settings (Indoor Models)
Indoor models: Propane
ELEVATION LEVEL
DIPSWITCH SETTINGS
OUTPUT
REDUCTION
FAN MOTOR
SPEED CHANGE
NO.3 NO.4 NO.5
0 to 2,000 Ō
(DEFAULT)
0 OFF OFF OFF N/A N/A
2,000 to
3,000 Ō
1 OFF ON OFF N/A 3 %
3,000 to
5,000 Ō
2* ON ON OFF -3 % 5 %
3OFF OFF ON -5 % 7 %
5,000 to
7,500 Ō
4* ON OFF ON -7 % 9 %
5 OFF ON ON -11 % 11 %
7,500 to
10,100 Ō
6ONONONͲϮϯϱ % ϭϳϱ %
Special ĨƵŶĐƟŽŶΎ ON OFF OFF
N/A -7%
Indoor models: Natural Gas
ELEVATION LEVEL
DIPSWITCH SETTINGS
OUTPUT
REDUCTION
FAN MOTOR
SPEED CHANGE
NO.3 NO.4 NO.5
0 to 2,000 Ō
(DEFAULT)
0 OFF OFF OFF N/A N/A
2,000 to
3,000 Ō
1 OFF ON OFF N/A 7%
3,000 to
5,000 Ō
2* ON ON OFF -4 % 10 %
3OFF OFF ON -6 % 15 %
5,000 to
7,500 Ō
4* ON OFF ON -8 % 17 %
5 OFF ON ON -11 % 20 %
7,500 to
10,100 Ō
6ON ON ON Ͳϭϲϱ % Ϯϱϱ %
Special ĨƵŶĐƟŽŶΎ ON OFF OFF N/A -7 %
*The seƫŶŐƐ are not listed in the InstallaƟŽŶ manual and owner's ŐƵŝĚĞ of 140 (T-H3M) ŵŽĚĞů
See DIP switch graphics on page 19.