MAITEC ARMATUREN 7008470M, User And Service Manual, Page: 65 / 89

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Remarks:
1. In heating mode, if the water out temperature is higher than the set temperature over 7
℃ , LED controller displays
EE04 for water over-heating protection.
2. In cooling mode, if the water out temperature is lower than the set temperature over 7
℃
, LED controller displays
PP11 for water over-cooling protection.
For example below:
Mode
Water out
temperature
Setting
temperature
Condition Malfunction
Heating mode 36
℃
29
℃
Tout - Tset
≧
7
℃
EE04
Over heating protection for water
temperature (T2)
Cooling mode 23
℃
30
℃
Tset - Tout
≧
7
℃
PP11
Too low protection for water
temperature (T2)
T
SET Temp.
+7
℃
T
SET Temp.
+5
℃
Frequency Decrease
EE04 Water Heating Protection
PP11 Water Cooling Protection
护
Compressor Stop and EE04 displays
T
water out
（
℃
）
Normal Operation
T
water out
（
℃
）
T
SET Temp.
-7
℃
T
SET Temp.
-5
℃
Normal Operation
Frequency Decrease
Compressor Stop and PP11 displays