Service Mode Parameters Hp270-2 And Hp200/250-1 - Bosch HP270-2 Technical Manual

The Table 11 and 12 includes the meaning of each parameter visible on the service mode, which can be used by
technicians for diagnostic and repair actions.
Service mode
parameter
Set point temperature of hot water on control
0d
unit
Temperature of Hot Water (T
1d
(NTC in the top of the tank)
Temperature of cold water (T
2d
(NTC between pump and condenser)
Temperature of air in circulation (T
3d
(NTC between air admission and evaporator)
Temperature of the evaporator (T
4d
(NTC in the fins)
Temperature in the inlet for coil of the tank
5d
(NTC in coil – external systems)
Temperature in the middle of the tank
6d
(NTC in pocket – external systems)
Current Consumption
7d
(Instantaneous electrical consumption)
8d Number of air defrost procedures
9d Number of gas defrost procedures
Components Operation (visual info only)
10d Note: day of the week corresponds to a
component
Last 10 failures with error code indication
1F until 10F Attention: (If no error is memorized, display
shows "-- --")
cleaning of the historical memory of the last
EE
10 failures
AL test display (all segments ON)
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Description
)
top
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Table 11 – Service Mode Parameters HP270-2 and HP200/250-1
6-720-821-364 SM HP270 – 250 - 200 2016/12 en
Active symbol on
the display
)
)
air
)
fins
+
+
+
Unit
ºC
ºC
ºC
ºC
ºC
ºC
ºC
A
1 – Pump
2 – Fan (speed 1)
3 – Fan (speed 2)
4 – Compressor
5 – E-Heater
6 – Solenoid valve
7 – No function