evoheat ALLHT1170R134, Руководство по установке, Страница: 29 / 36

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6.Usage
6.2.7 Keyboard lock
To avoid mis-operations, please lock the controller after parameter setting.
At the main interface, pressing
“ ”
for 5 seconds
，
the keyboard will be locked.
When the keyboard is locked, pressing
“ ”
for 5 seconds, the keyboard will be unlocked.
NOTES:
When the unit is in alarming state, the key lock can be removed automaticly.
Press
“ ”
Locked
6.2.8 Malfunction display
There will be malfunction code showing on the controller screen when relative malfunction
occurs.
You can refer to the malfunction table to find out the failure cause and solution.
For example
：
P01
Inlet water temp.
Failure
Failure number
：
1
Malfunction code
Malfunction
Failure number
press
“ ”
or
“ ”
can check
next malfunction
Parameter table
Meaning
Set-point of heating target temp.
Default Remarks
Ajustable
70
℃
ON
：
Heating
Inlet temp.: 35.0
℃
Outlet temp.: 65.0
℃
2015/07/20 05:55 MON.
ON
：
Heating
Inlet temp.: 35.0
℃
Outlet temp.: 65.0
℃
2015/07/20 05:55 MON.
7.1 Malfunction table
Power on
P01
P02
P15(system1),P25(system2)
P35(system3),P45(system4)
P04
Malfunction
Display
Reason
Resolution
Normal working
Outlet temp. Sensor failure
Inlet temp. Sensor failure
You can refer to the malfunction table to find out the failure cause and solution.
Water flow is not enough
and low differential pressure
Communication failure between
wire controller and main board
The protection system is failure
Water flow is not enough
The ambient temp. Is low
No water/little water in water
system
The high-preesure switch is broken
Electrical-heat is over heat
The temp. Sensor is broken or
short circuit
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
Check or change the temp. Sensor
The low-preesure switch is broken
Water flow is not enough
The ambient temp. Is low
Check the pressure switch and cold circuit
Check the pressure switch and cold circuit
Check the pipe water flow and water pump
Check or change electrical-heat
Check the pipe water flow and whether
water system is jammed or not
Check the pipe water flow and whether
water system is jammed or not
Check the pipe water flow and whether
water system is jammed or not
Check each protection point of the system
Check the wire connection between
remote wire controller and main board
/
/
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
The temp. Sensor is broken or
short circuit
Ambient temp. Failure
System 1/2/3/4
Coil temp. Failure
System 1/2/3/4 absorb
Temp. Failure
System 1/2/3/4 anti-freeze
Temp. Failure
Using side system 1 /2/3/4
Anti-freeze temp. Failure
System 1/2/3/4 coil inlet
Temp. Failure
System 1/2/3/4 high
Pressure protection
System 1/2/3/4 low
Pressure protection
Water flow failure
Electric-heater
Overheat protection
Water inlet and outlet
Temp. Too big
System 1/2/3/4 anti-freeze
Protection
System 1/2/3/4 source side
Anti-freeze protection
System 1/2/3/4 using side
Anti-freeze protection
Anti-freeze protect level 1
Anti-freeze protect level 2
System protection
Communication failure
P17(system1),P27(system2)
P37(system3),P47(system4)
P19(system1),P29(system2)
P39(system3),P49(system4)
P191(system1),P291(system2)
P391(system3),P491(system4)
P151(system1),P251(system2)
P351(system3),P451(system4)
E11(system1),E21(system2)
E31(system3),E41(system4)
E12(system1),E22(system2)
E32(system3),E42(system4)
E03
E04
E06
E06
E17(system1),E27(system2)
E37(system3),E47(system4)
E171(system1),E271(system2)
E371(system3),E471(system4)
E19
E29
E05
E08
Water flow is not enough
and low differential pressure
Check the pipe water flow and whether
water system is jammed or not
7.Maintenance and inspection
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