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TEMPERATURE SETTINGS ON THE PCB
(WITHOUT REMOTE CONTROLLER)
Thereare2presettemperatures(49°C(120 °F) and 60°C(140 °F))that you can select from by changing
theDIPswitchsettingsonthecomputerboardwithouttheremotecontroller.Seethetablebelow.
When the remote controller is in normal operation, the set temperature of the remote controller is given
priorityoverthesettemperatureoftheDIPswitchsettings.
Normal Operaon
Owner's Guide
NOTE: Onlychangetheswitcheswithdarksquares. The dark squares
indicatethedirectiontheDIPswitchesshouldbesetto.
WARNING
• DONOTadjusttheupperbankofDIPswitchesfortheT-H3-DV/540H.
• TurnoffthepowersupplytothewaterheaterbeforechangingtheDIPswitch
settings.
• Thetemperaturehasbeenpresetatthefactoryto49°C(120°F).
Computer board
49°C(120°F)
DEFAULT
60°C(140°F)
No. 9 : OFF
No. 9 : ON
T-H3J-DV / 240H and T-H3S-DV /340H
ON
ON
(Lower bank of DIPswitches)
49°C(120°F)
DEFAULT
60°C(140°F)
No. 5 : OFF No. 5 : ON
T-H3-DV / 540H
ON
ON
Bankof
DIPswitches
Computer board
Upper bank of
DIPswitches
Lower bank of
DIPswitches
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