-. Function when the Room controller is not connected with
* Recognized automatically as the operation of "ROOM" function on the Room controller
* Season-Select (Water Temperature Setting) is set at 78℃ automatically.
OFF
78℃
(3). Burner and Circulation Pump operating Temperature by each water temperature setting (It can be set on CTR-5500)
ON OFF ON OFF ON OFF ON OFF
40 45 36 41 42 35 38 33
50 55 45 50 50 40 46 38
60 65 54 59 58 46 54 43
70 75 62 67 67 53 60 48
80 85 72 77 75 60 67 53
* Burner always operates if water temperature is below burner OFF temperature at the moment LED becomes
ON during Room Temp. controller's operation.
(4). BURNER OFF POINT
* ROOM : 85℃±2℃ (When the water temperature setting is 85℃)
* BATH : 87℃±2℃ (Burner is OFF when the water temperature reaches 85℃, in the case that Burner starts
where the water temperature is below 85℃)
(5). TEMPERATURE DIFFERENCE BETWEEN BURNER ON AND OFF
* ROOM : 5℃±1℃ (When the water temperature setting is 85℃)
* SLEEP : 5℃±1℃ (When the water temperature setting is 85℃)
* OUT OF HOUSE : 5℃±1℃
* BATH : 1℃±1℃
(6). TEMPERATURE DIFFERENCE BETWEEN CIRCULATION PUMP ON AND OFF
◎ Circulation Pump operating conditions
3). COMBUSTION CONTROL TIME CHART
① PRE-PURGE TIME : for 11sec ± 2sec
→ In order to operate safely, fan emit the exhaust gas from burner before starting ignition transformer.
※ In using Fast Water Heating function, PRE PURGE TIME is 3 seconds in the case that Burner ignites again within
2 minutes after Burner stops.
70℃78℃
OFF
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