STIEBEL ELTRON HPG-I 04 S Premium - Troubleshooting; Removing Casing Parts

Repair instructions
HPG-I 04-06-08-12-15 S-CS-DS-DCS
Premium
TQR
Page 18 from 48
D0000095883-c
7.9 Legend circuit diagram
Component
Description
Connection
Description
AA01
Heat Pump Manager (WPM)
XE1
Earthing block
AA02
Integrated heat pump control
(IWS)
XE2
Earthing block
AA04
Inverter compressor
XE3
Support point earthing
AA06
Operating unit
XE4
Support point earthing
AA07
Multifunction group MFG 3.1
XE5
Support point earthing
AA08
Power supply fan
XE6
Support point earthing
BF01
Volume flow sensor heating
XE7
Support point earthing
BL01
Float switch
XE8
Support point earthing
BP01
High pressure sensor (42 bar)
XE9
Support point earthing
BP03
Low pressure sensor (16 bar)
BP04
High pressure switch (50 bar)
X1.1
WPM CAN IWS
BP10
Pressure sensor heating circuit
X1.2
WPM CAN control unit
BP13
Pressure sensor Heat source
X1.3
WPM Outdoor temperature sensor
BP17
Pressure box interior vacuum
X1.4
WPM Buffer sensor / HK 1
BP18
Pressure switch Heat source
X1.6
WPM HK2 Flow sensor
BT01
Temperature sensor heating
flow PT1000
X1.8
WPM Hot water sensor
BT02
Temperature sensor heating
return PT1000
X1.9
WPM VL Cooling
BT04
Hot water sensor
BT07
Temperature sensor heating
flow MFG PT1000
X1.10
WPM 2nd heat generator sensor
PT 1000
BT20
Temperature sensor
outdoor air PT1000
X1.11
WPM Collector sensor PT 1000
BT25
Temperature sensor heat source
flow PT1000
X1.12
WPM WW bottom PT1000
BT26
Temperature sensor heat source
return PT1000
X1.14
WPM Analogue input 0...10V
BT43
Temperature sensor
condenser outlet PT1000
X1.15
WPM Analogue input 0...10V
BT45
Klixon HG Compressor
X1.16
WPM Solar pump PWM
BT46
Temperature sensor compressor
inlet PT1000
X1.17
WPM 2nd heat generator PWM
BT48
Temperature sensor oil sump-
PT1000
X1.19
WPM CAN MFG
BT50
Temperature sensor hot gas
PT1000
X2.1
WPM Network
BT55
Safety temperature limiter MFG
X2.2
WPM EVU
EB02
Oil sump heating
X2.3
WPM HK pump 1
KF06
Isolating contactor inverter
KF20
Relay emergency/auxiliary
heating MFG
X2.4
WPM Mixer pump
KF21
Relay emergency/auxiliary
heating MFG
X2.10
WPM Interference output