Troubleshooting_39
4-1-2. DMT400 series
CODE SYMBOL
Meaning
Occurring condition
Expected condition
Temperature Sensor
error
:KHQ9RUEHORZRU9RUDERYHLVPDLQWDLQHGIRURYHUVHFRQGV
7KHUPLVWRUWHUPLQDOQRWFRQQHFWHG
3RVVLEOHGHIHFW7KHUPLVWRU0DLQ3%$
Heater error
:KHQWKHWHPSHUDWXUHFKDQJHLVÛ&RUOHVVZLWKLQWKH¿UVWPLQXWHVDIWHUWKHKHDWLQJ
starts.
+HDWHUWHUPLQDOQRWFRQQHFWHG
3RVVLEOHGHIHFW0DLQ:LUH+HDWHU0DLQ3%$
+LJKWHPSHUDWXUH
Heating error.
:KHQWKHWHPSHUDWXUHRIWKH7KHUPLVWRULVÛ&RUDERYHIRUPRUHWKDQVHFRQGV
:DWHUVXSSO\WHPSHUDWXUHRIÛ&RUDERYH
3RVVLEOHGHIHFW7KHUPLVWRU0DLQ3%$
/RZOHYHOZDWHUHUURU
:KHQKLJKOHYHOVHQVRULVQRWGHWHFWHGDIWHUZDWHUVXSSO\ZDVGRQHGUDLQ UH¿OOWKH
ZDWHU$IWHUWKHQLIKLJKOHYHOVHQVRULVQRWGHWHFWHGDJDLQWKLVHUURULVRFFXUUHG
:KHQORZOHYHOVHQVRULVGHWHFWHGRYHUVHFRQGVGXULQJZDVKRSHUDWLRQWKLVHUURULV
RFFXUUHG
:DWHUOHYHOVHQVRUWHUPLQDOLVQRWFRQQHFWHG
3RVVLEOHGHIHFW$VV\FDVHVHQVRU:DWHU/HYHO6HQVRU0DLQ3%$
:DWHUVXSSO\HUURU
:KHQWKHSXOVHRIRUOHVVLVGHWHFWHGHYHQVHFRQGVDIWHUWKHZDWHUVXSSO\
:KHQÀRZPHWHUSXOVHLVRUOHVVIRUVHFRQGVDIWHUWKHZDWHUVXSSO\VWDUWV
:KHQWKHZDWHUVXSSO\GRHVQRWFRPSOHWHPLQXWHVDIWHUWKHZDWHUVXSSO\VWDUWV
$OLHQSDUWLFOHVZLWKLQZDWHUVXSSO\YDOYH
:DWHUVXSSO\YDOYHWHUPLQDOQRWFRQQHFWHG
3RVVLEOHGHIHFW0DLQ3%$:DWHUVXSSO\YDOYH)ORZ0HWHU
+LJKWHPSHUDWXUH
:DWHUVXSSO\HUURU
:KHQÛ&RUDERYHLVGHWHFWHGGXULQJZDWHUVXSSO\
:DWHUVXSSO\WHPSHUDWXUHLVÛ&RUDERYH
3RVVLEOHGHIHFW7KHUPLVWRU0DLQ3%$
'UDLQHUURU
:KHQ2))VWDWXVRI/RZ/HYHO6:LVQRWGHWHFWHGZLWKLQPLQXWHVGXULQJWKHGUDLQ
&DVH6HQVRUSDUWEUHDNGRZQ
3RVVLEOHGHIHFW)ORZ0HWHU0DLQ3%$:DWHUVXSSO\YDOYH
3RVVLEOHGHIHFW'UDLQSXPS:DWHUOHYHOVHQVRU0DLQ3%$
2YHUOHYHOZDWHUHUURU
:KHQRYHUÀRZGHWHFWLRQ$'GDWDLV9RUEHORZIRUVHFRQGV
:KHQOHDNDJHVHQVRUGHWHFWV9RUEHORZIRUVHFRQGVGXULQJZDWHUVXSSO\
&DVH6HQVRUSDUWEUHDNGRZQ
3RVVLEOHGHIHFW)ORZ0HWHU0DLQ3%$:DWHUVXSSO\YDOYH
/HDNDJHHUURU
:KHQOHDNDJHVHQVRUGHWHFWV9RUEHORZIRUVHFRQGV
3RVVLEOHGHIHFW(DFKKRVHFRQQHFWLRQ6XPSDQG7XEDVVHPEO\'UDLQ
3XPSDVVHPEO\0DLQ3%$
%XWWRQHUURU
:KHQWKHEXWWRQLVSUHVVHGFRQWLQXRXVO\IRURYHUVHFRQGV
3RVVLEOHGHIHFW6XE3%$LQFRQWUROSDQHO0DLQ3%$
'RRURSHQZDUQQLQJ :KHQGRRULVRSHQLQZDVKLQJSHULRG
'RRULVQRWFORVHGSURSHUO\LQWHVWPRGHRQO\
3RVVLEOHGHIHFW'RRUORFNVZLWFK0DLQ3%$
Communication error
&RPPXQLFDWLRQHUURUEHWZHHQ0LFRPLQVXE3%$DQG7RXFK,&LQWRXFK3%$RUEHWZHHQ
0LFRPLQVXE3%$DQG0LFRPLQPDLQ3%$
7RXFK,&LVGDPDJHGRUUHVHWIURPSRZHUQRLVH
0LFRPLQVXE3%$RUPDLQ3%$LVGDPDJHG
8QFRQQHFWLRQ6LJQDOSLQQRW'&YROWDJHEHWZHHQWRXFK3%$DQGVXE3%$
RUEHWZHHQVXE3%$DQGPDLQ3%$
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