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STIEBEL ELTRON WPM 3 User Manual

STIEBEL ELTRON WPM 3
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OPERATION AND INSTALLATION
Heat pump manager
» WPM 3
MITTWOCH 12.JUN 13
10:23 UHR
AUSSENTEMPERATUR
WW-ISTTEMPERATUR
27,0 °C
35,0 °C
28,0 °C
RÜCKLAUFISTTEMPERATUR
ECO-BETRIEB

Questions and Answers:

STIEBEL ELTRON WPM 3 Specifications

General IconGeneral
BrandSTIEBEL ELTRON
ModelWPM 3
CategoryHeat Pump
LanguageEnglish

Summary

OPERATION

1. General information

Provides an overview of the WPM 3 heat pump manager and its intended use.

1.1 Safety instructions

Details on safety instructions, including symbols and keywords for risk identification.

1.2 Other symbols in this documentation

Explains symbols used for general information and appliance disposal.

1.3 Units of measurement

Specifies that measurements are given in millimeters unless otherwise stated.

2. Safety

Covers intended use, safety instructions, and test symbols for safe operation.

2.1 Intended use

Defines the appliance's purpose for domestic use and cautions against other applications.

2.2 Safety instructions

Provides crucial safety guidelines for installation, operation, and user maintenance.

2.3 Test symbols

Refers to the appliance type plate for test symbols.

3. Appliance description

Describes the WPM 3 heat pump manager and its role in controlling heat pumps.

3.1 Heat pump types

Lists and categorizes different heat pump types compatible with the WPM 3 manager.

3.2 Accessories

Details accessories like FE7 and FEK remote controls, ISG, and mixer modules.

FE7 remote control

Explains the functions and controls of the FE7 remote control unit.

FEK remote control

Describes the functions and controls of the FEK remote control unit.

Internet Service Gateway (ISG)

Details the ISG's function as an Ethernet gateway for remote access and monitoring.

Mixer module MSMW

Describes the MSMW as an extension module for additional functions.

MSMS 3 mixer and swimming pool module

Explains the MSMS 3 as a control panel module for extended functions.

4. Operation

Outlines how to operate the heat pump manager, focusing on controls and display.

4.1 Controls

Details the programming unit's controls: MENU, OK, and scroll wheel.

4.1.1 Display

Explains the start screen layout and its four sections displaying system status.

4.1.2 Touch wheel

Describes the touch-sensitive scroll wheel and its operation.

Circular movement

Explains how to navigate menus and adjust values using the scroll wheel.

4.1.3 Keys

Details the functions of the MENU and OK keys for navigation and confirmation.

4.1.4 Contractor access

Notes that some menu items require contractor access via code.

4.2 Entering parameters

Guides on how to change parameters using the scroll wheel and OK key.

4.3 Selecting operating modes

Explains how to select and change operating modes like Comfort, ECO, DHW, Standby, and Emergency.

Standby mode

Describes Standby mode for periods of absence, activating frost protection.

Programmed operation

Details programmed operation for heating and DHW, including remote control use.

Comfort mode

Explains Comfort mode for maintaining constant comfort temperatures.

ECO mode

Describes ECO mode for lower energy consumption.

DHW mode

Outlines DHW heating schedules and frost protection.

Emergency operation

Explains emergency operation for heat pumps with integral or external second heat sources.

4.4 Picture symbols

Explains the various symbols displayed to indicate the heat pump's operating status.

5. Menu structure

Provides an overview of the WPM 3's menu hierarchy for accessing parameters.

5.1 INFO menu

Allows comparison of set and actual values for temperatures, flow rates, and pressures.

5.1.1 INFO SYSTEM

Displays system information including room, heating, DHW, cooling, solar, and external heat source data.

5.1.2 INFO HEAT PUMP 1-6

Shows power consumption and process data for heat pumps 1-6, including runtime and start counts.

5.2 DIAGNOSIS menu

Enables troubleshooting and analysis of process data and BUS subscribers.

SYSTEM STATUS

Lists the status of various system components like pumps, valves, and modes.

HEAT PUMP STATUS 1-6

Displays the operational status of individual heat pumps 1-6.

HEAT PUMP ANALYSIS 1-6

Provides analysis data for heat pumps 1-6.

SYSTEM

Contains system-wide information and bus subscriber details.

INTERNAL CALCULATION

Shows internal calculation parameters and live stages.

FAULT LIST

Lists registered faults.

RELAY TEST SYSTEM

Allows testing of system relay outputs.

RELAY TEST HEAT PUMP 1-6

Enables testing of heat pump relay outputs.

5.2.1 Fault list

Lists recent faults with timestamps and fault codes.

5.2.2 Fault message

Displays the current fault message on the appliance.

5.2.3 Relay test

Allows individual switching of relay outputs for testing.

5.3 PROGRAMS menu

Used to adjust heating, DHW, holiday, and party modes, and start heat-up programs.

HEATING PROGRAM

Sets heating times for heating circuits 1 and 2.

DHW PROGRAM

Configures DHW heating times.

PARTY PROGRAM

Allows extending comfort mode for heating by a few hours.

HOLIDAY PROGRAM

Sets ECO mode and frost protection for DHW during holidays.

HEAT-UP PROGRAM

Used for drying screed with defined temperature profiles.

5.3.1 HEATING PROGRAM

Details how to set heating time programs for comfort and ECO modes.

5.3.2 DHW PROGRAM

Explains how to set DHW heating times for comfort and ECO modes.

5.3.3 PARTY PROGRAM

Allows extending comfort mode for heating by a few hours.

5.3.4 HOLIDAY PROGRAM

Configures holiday mode for ECO operation and DHW frost protection.

5.3.5 HEAT-UP PROGRAM

Details the heat-up program for underfloor heating systems.

5.3.5 HEAT-UP PROGRAM (cont.)

Explains the heat-up program parameters for drying screed.

5.3.6 SILENT PROGRAM 1

Reduces fan speed for quieter operation of specific heat pump types.

5.3.7 SILENT PROGRAM 2

Switches off the heat pump, using secondary heat for heating.

5.4 SETTINGS menu

Allows setting system-specific parameters for heating, cooling, DHW, and general settings.

GENERAL

Covers general settings like time, date, summer time, contrast, and brightness.

HEATING

Contains settings for heating circuits 1 and 2, standard settings, remote control, and pump cycles.

HEATING CIRCUIT 1

Settings for comfort, ECO temps, minimum temp, room influence, and heating curves.

HEATING CIRCUIT 2

Settings for comfort, ECO temps, minimum temp, mixer dynamics, and heating curves.

STANDARD SETTING

Defines buffer operation, summer mode, and flow/return temperature control.

DHW

Settings related to DHW temperatures, modes, hysteresis, stages, and learning functions.

DHW TEMPERATURES

Sets comfort and ECO temperatures for DHW.

STANDARD SETTING

Configures DHW priority, parallel, or partial priority operation.

COOLING

Settings for cooling modes, stages, limits, capacity, and area/fan cooling.

COOLING MODE

Selects between passive and active cooling modes.

STANDARD SETTING

Defines cooling stages, limits, and capacity.

MIXER DYNAMICS

Adjusts mixer characteristics for optimal control deviation and runtime.

ROOM INFLUENCE

Adjusts room temperature sensor influence on control.

HEATING CURVE RISE

Sets the heating curve slope for heating circuits.

HEATING CURVE VIEW

Displays heating curves relating to room temperature settings.

ROOM INFLUENCE (cont.)

Explains room temperature influence on return/flow temperature control.

Room temperature-dependent return / flow temperature with weather compensation

Details cascade control using weather and room temperature for return/flow settings.

HEATING CURVE RISE (cont.)

Describes setting heating curves for circuits 1 and 2.

HEATING CURVE VIEW (cont.)

Shows heating curves for comfort and ECO modes based on outside temperature.

BUFFER OPERATION

Sets buffer cylinder operation to ON or OFF.

SUMMER MODE

Defines when the heating system switches to summer mode.

OUTSIDE TEMPERATURE

Adjusts outside temperature settings for building heat buffer.

BUILDING HEAT BUFFER

Selects building type to determine average outside temperature.

FLOW PROP HEATING CIRC

Sets flow or return temperature control for the heating system.

MAXIMUM RETURN TEMP

Sets maximum return temperature to prevent high pressure limiter response.

PUMP CYCLES

Controls heating circuit pump cycling for efficiency.

Heating circuit pump control

Enables or disables pump cycling for heating circuit 1.

Pump kick

Prevents pumps from seizing up during inactivity.

Heating circuit pump control with FE7 / FEK remote control connected

Behavior of pumps when connected to remote controls.

FROST PROTECTION

Protects the heating system from frost.

REMOTE CONTROL FE7

Selects heating circuit for FE7 remote control.

HEATING CIRC PRESELECTION

Chooses which heating circuit the FE7 remote control acts on.

ROOM INFLUENCE

Corrects measured room temperature.

MAXIMUM FLOW TEMPERATURE

Limits the maximum heat pump flow temperature for heating.

FIXED VALUE OPERATION

Ignores time switch program for regulated fixed values.

HEATING CIRCUIT OPTIMAL

Dynamically optimizes heating curve for room demand.

EXTERNAL HEAT SOURCE

Configures external heat sources like immersion heaters and boilers.

THREADED IMMERSION HEATER

Describes conditions for starting and operating immersion heaters.

BOILER

Details boiler integration and operation for heating circuit 2.

HEATING CURVE GAP

Refers to settings for threaded immersion heaters and boilers.

SET BOILER TEMPERATURE

Refers to boiler temperature settings.

BLOCKING TIME EVU

Sets operation of HS 2 during power-off periods.

LOWER APP LIMIT HZG

Switches off heat pump below a set outside temperature limit.

DUAL MODE TEMP HZG

Determines dual mode temperature for heating.

HZG PWM

Defines I component for HS 2.

ELECTRIC REHEATING

Sets application limits and dual mode temps for electric reheating.

NUMBER OF STAGES

Configures the number of DHC heating stages.

DELAY

Sets start delay for DHC heating stages.

DHW TEMPERATURES

Sets comfort and ECO temperatures for DHW.

EXTERNAL HEAT SOURCE

Configures external heat sources for DHW heating.

SUPPORTED

HS 2 backs up heat pump below dual mode point.

ALONE

HS 2 provides DHW heating below dual mode point.

INDEPENDENT

HS 2 provides DHW heating independently.

DUAL MODE TEMP WW

Sets dual mode temperature for DHW heating.

LOWER APP LIMIT WW

Switches off heat pump below DHW application limit.

DHW HYSTERESIS

Determines switching hysteresis for DHW heating.

DHW STAGES

Preselects the number of heat pump stages for DHW.

AUTOMATIC DHW CONTROL

Enables automatic DHW mode based on outside temperature.

OUTSIDE TEMPERATURE

Sets outside temperature for enabling additional DHW stages.

WW LEARNING FUNCTION

System automatically adjusts DHW temperature.

WW OUTPUT WP

Sets heat pump heating outputs in DHW mode.

WW OUTPUT SUMMER

Optimizes heat pump efficiency in DHW mode.

WW OUTPUT WINTER

Sets higher output for short heat-up times in DHW mode.

MAXIMUM FLOW TEMPERATURE

Limits the maximum heat pump flow temperature for heating.

PASTEURISATION

Heats DHW cylinder daily to 60 °C if enabled.

ELECTRIC REHEATING

Sets dual mode temps and application limits for electric reheating.

COOLING CAPACITY

Sets cooling capacity for specific heat pump types.

ACTIVE COOLING

Configures active cooling settings for area and fan cooling.

PASSIVE COOLING

Configures passive cooling settings for area and fan cooling.

Cooling mode with the FE7

Details cooling mode usage with the FE7 remote control.

Cooling mode with the FEK

Explains cooling mode usage with the FEK remote control.

Appliance and system damage

Warns about potential damage from incorrect wiring.

WPM 3 settings for the WPF

Configuration steps for WPF cooling settings.

WPM 3 settings for the WPL

Configuration steps for WPL cooling settings.

Standard settings

Lists standard control unit settings for cooling.

DYNAMICS

Adjusts dynamics for passive and active cooling.

Dynamic passive cooling

Explains dynamics for passive cooling in cascade control.

Dynamic active cooling

Details dynamics for active cooling.

Control characteristics for passive cooling (WPF / WPC)

Describes how passive cooling is initiated and controlled.

Control characteristics for active cooling WPF

Explains the stages and dynamics of active cooling for WPF.

5.4.5 SOLAR

Configures solar mode parameters like cylinder temperature and differential.

6. Fault message

Explains how fault messages are displayed on the appliance.

7. Maintenance and care

Provides instructions for cleaning and maintenance of the appliance.

INSTALLATION

8. Safety

Emphasizes that only qualified contractors should perform installation, commissioning, maintenance, and repair.

8.1 General safety instructions

Stresses the use of original accessories and spare parts for reliability.

8.2 Instructions, standards and regulations

Advises observing all applicable national and regional regulations.

9. Standard delivery

Lists the components included in the WPMW 3 and WPMS 3 packages.

9.1 WPMW 3 (wall mounting)

Details the components for the wall mounting version.

9.2 WPMS 3 (control panel mounting)

Lists the components for the control panel mounting version.

10. Installation

Provides instructions for installing the heat pump manager.

10.1 Wall mounting WPMW 3

Specific instructions for wall mounting the WPMW 3 unit.

10.2 Control panel mounting WPMS 3

Guidance on mounting the WPMS 3 control panel.

10.3 Programming unit

Instructions for installing the programming unit to an internal wall.

10.3.1 Installation options

Describes how to install the unit with or without a flush box.

10.4 Electrical connection

Covers general electrical connection requirements and safety.

10.4.1 General

Provides crucial safety warnings for electrical connections and power supply.

Circulation pumps and mixers

Details connections for circulation pumps and mixers, including approvals.

10.4.2 Electrical connection WPMW 3

Explains cable entry suitability and wiring practices for WPMW 3.

Connecting BUS cables

Specifies the type of cable and routing for BUS connections.

X1 Power supply voltage

Details terminal assignments for power supply voltage.

X2 Low voltage

Lists terminal assignments for low voltage connections, including sensors.

10.4.3 Electrical connection WPMS 3

Covers wiring practices for BUS cables and terminals for WPMS 3.

Connecting BUS cables (cont.)

Illustrates BUS cable connections for WPMS 3.

10.4.4 Connection array WPMS 3

Shows terminal assignments for the WPMS 3 connection array.

10.5 Sensor installation

Guides on installing contact sensors (AVF 6) for various heat pump types.

10.5.1 Contact sensor AVF 6 (included in the pack supplied)

Details connection requirements for AVF 6 sensor with different heat pump types.

For systems without a buffer cylinder

Instructions for fitting the sensor in the heating circuit return.

For systems with a buffer cylinder

Instructions for fitting the sensor as a return temperature sensor.

Installation

Describes the electrical connection at the user interface.

10.5.2 Immersion sensor TF 6 (in separate pack)

Explains the use of immersion sensors for buffer cylinders.

10.5.3 Outside temperature sensor AFS 2 (included in the pack supplied)

Provides guidelines for positioning and insulating the outside temperature sensor.

10.5.4 Sensor resistance values

Lists resistance values for PT 1000 and KTY sensors at different temperatures.

10.6 FE7 remote control

Details how to connect the FE7 remote control for temperature adjustment.

10.7 FEK remote control

Explains the connection of the FEK remote control for temperature and mode changes.

10.8 Internet Service Gateway ISG

Describes connecting the ISG for network access and remote operation.

11. Commissioning

Outlines the process for commissioning the heat pump manager and system.

BUS initialisation

Steps for connecting the BUS cable and assigning appliance addresses.

Heat pump modules

Explains connecting heat pumps via BUS cables.

Sequence required when installing the heat pumps

Specifies the order for installing heat pumps and connecting sensors.

Reset options IWS

Procedures for reinitialising the IWS if commissioning fails.

Heat pump reset

Describes how to reset the heat pump after a specific fault.

11.1 COMMISSIONING menu

Explains the commissioning menu structure and parameter protection.

11.1.1 ENTER CODE

Details how to enter the four-digit code for parameter changes.

11.1.2 LANGUAGE

Allows selection of the menu language.

11.1.3 SOURCE

Configures frost protection for ground source heat pumps.

MIN SOURCE TEMPERATURE

Sets the minimum source temperature to prevent compressor shutdown.

HEATING

Settings for heating controller dynamics, hysteresis, spread control, and pump rates.

CONTROLLER DYNAMICS

Adjusts switching interval between compressor and booster heater.

HYSTERESIS

Sets the start-up hysteresis for the heat pump.

SPREAD CONTROL

Controls circulation pump flow rate automatically.

SET SPREAD

Sets temperature differential between flow and return sensors.

MAXIMUM PUMP RATE

Sets the maximum flow rate for the pump.

STANDBY PUMP RATE

Sets minimum pump rate for the internal circulation pump when idle.

HEATING CIRC PUMP RATE

Sets the flow rate via the heating circuit pump output.

DHW

Settings for DHW circuit pump rating and compressor parameters.

DHW CIRCUIT PUMP RATING

Sets maximum flow rate for the DHW pump.

COMPRESSOR

Configures minimum defrost time, start defrost, and idle time.

MINIMUM DEFROST TIME

Sets pre-selectable time for defrost process.

START DEFROST

Initiates manual defrosting.

DEFROST mode heat pump type 1/1*

Details defrost mode for specific heat pump types.

Defrost mode heat pump type 3/3*

Describes defrost mode operation for HP types 3/3*.

Defrost mode heat pump type 4/4*

Explains defrost mode for HP types 4/4*.

Defrost mode for HP type 5/5*

Details defrost mode for HP type 5/5*.

Maximum defrost time

Sets the maximum duration for the defrost process.

IDLE TIME

Sets the idle time to protect the compressor after shutdown.

MAXIMUM CURRENT

Limits maximum power consumed by the heat pump.

MINIMUM RUNTIME

Sets countdown for compressor runtime.

HEATING SYSTEM SIZING

Sets heat demand for the house.

DESIGN TEMPERATURE

Selects the outside temperature for heat demand calculation.

HEAT DEMAND

Selects the calculated heat demand.

CONSTANT OUTPUT

Determines heating output in fixed value and heat-up programs.

CONDENSATE RIBBON HEATER

Activates ribbon heater at low outside temperatures.

OUTSIDE TEMPERATURE

Selects the outside temperature.

SINGLE PHASE OPERATION

Enables or disables single-phase operation.

QUICK START

Tests heat pump function by triggering a quick start.

11.1.7 SILENT MODE

Configures silent mode for reduced heat pump noise.

SILENT MODE

Activates silent mode for reduced sound level.

FAN REDUCTION

Reduces fan speed for silent programs.

OUTPUT REDUCTION / OUTPUT

Reduces compressor output for silent programs.

OUTPUT REDUCTION / FAN

Reduces fan speed for silent programs.

HEAT PUMP OFF

Switches off heat pump for silent program 2.

11.1.8 EMERGENCY OPERATION

Describes automatic switchover to emergency operation on fatal error.

11.1.9 HEAT PUMP RESET

Resets the heat pump after a fault occurs.

11.1.10FAULT LIST RESET

Deletes the entire fault list.

11.1.11SYSTEM RESET

Resets the heat pump manager to factory settings.

11.1.12SENSOR CALIBRATION

Allows correction of displayed sensor temperatures.

ACTUAL FLOW TEMPERATURE WP

Corrects displayed flow temperature for WP.

ACTUAL FLOW TEMPERATURE NHZ

Corrects displayed flow temperature for NHZ.

ACTUAL RETURN TEMPERATURE WP

Corrects displayed return temperature for WP.

11.2 Setting parameters

Lists adjustable parameters for the programming unit.

Programs / PARTY PROGRAM

Parameter for party program hours.

Programs / heat-up program

Parameters for the heat-up program.

Settings / general

General settings for contrast, brightness, and touch sensitivity.

Settings / heating / heating circuit 1

Settings for comfort, ECO temps, minimum temp, room influence, and heating curves.

Settings / heating / heating circuit 2

Settings for comfort, ECO temps, minimum temp, mixer dynamics, and heating curves.

Settings / heating / standard setting

Configures buffer operation, summer mode, and flow/return temperature control.

Settings / heating / remote control FE7

Sets heating circuit preselection and room influence for FE7.

Settings / heating / pump cycles

Configures pump cycles for heating.

Settings / Heating / External heat source

Configures external heat sources like immersion heaters and boilers.

Settings / heating / electric reheating

Sets application limits and dual mode temps for electric reheating.

Settings / DHW / DHW temperatures

Sets comfort and ECO temperatures for DHW.

Settings / DHW / standard setting

Configures DHW priority, parallel, or partial priority operation.

Settings / DHW / electric reheating

Sets dual mode temps and application limits for electric reheating for DHW.

Settings / DHW / External heat source

Configures external heat sources for DHW heating.

Settings / cooling

Settings for cooling modes, stages, limits, capacity, and area/fan cooling.

SETTINGS / COOLING / COOLING MODE

Selects between passive and active cooling modes.

SETTINGS / COOLING / STANDARD SETTING

Defines cooling stages, limits, and capacity.

SETTINGS / COOLING / ACTIVE COOLING / AREA COOLING

Configures active cooling parameters for area cooling.

SETTINGS / COOLING / ACTIVE COOLING / FAN COOLING

Configures active cooling parameters for fan cooling.

SETTINGS / COOLING / PASSIVE COOLING / AREA COOLING

Configures passive cooling parameters for area cooling.

SETTINGS / COOLING / PASSIVE COOLING / FAN COOLING

Configures passive cooling parameters for fan cooling.

Settings / SOLAR

Configures solar mode parameters like cylinder temperature and differential.

Commissioning

Covers commissioning steps like entering codes, setting language, and source parameters.

Commissioning / Source

Configures source parameters for heat pumps.

Commissioning / Heating

Settings for heating controller dynamics, hysteresis, spread control.

Commissioning / WW

Settings for DHW circuit pump rating.

Commissioning / COMPRESSOR

Configures compressor parameters like defrost time, idle time, and runtime.

Commissioning / SILENT MODE

Configures silent mode settings.

Commissioning / EMERGENCYOPERATION

Enables or disables emergency operation.

Commissioning / HEAT PUMP RESET

Resets the heat pump after a fault occurs.

Commissioning / FAULT LIST RESET

Deletes the entire fault list.

Commissioning / SYSTEM RESET

Resets the heat pump manager to factory settings.

COMMISSIONING / SENSOR CALIBRATION

Allows correction of displayed sensor temperatures.

12. Settings

Provides pre-programmed standard settings and tables for recording custom settings.

12.1 Standard settings

Lists factory default settings for heating and DHW programs and temperatures.

Settings / Heating / HEATING CIRCUIT 1/2

Default comfort and ECO temperatures.

Switching times for DHW program

Default DHW program switching times.

Settings / DHW / DHW temperatures

Default DHW comfort and ECO temperatures.

Heating curve slope

Default values for heating curve slopes.

12.2 Settings made

Tables for users to record their custom settings.

12.2.1 Heating program, heating circuit 1

Table to record custom heating program settings for circuit 1.

12.2.2 Heating program, heating circuit 2

Table to record custom heating program settings for circuit 2.

12.2.3 DHW program

Table to record custom DHW program settings.

12.3 Appliance handover

Instructions for explaining the appliance's function to users.

13. Troubleshooting

Guides on identifying and resolving faults in the system and heat pump.

13.1 Fault display

Explains how faults are indicated on the display and the general fault handling process.

13.2 Fault list

Lists common faults for HP types 1, 1*, 2, and 2* with reasons and possible remedies.

Fault list for HP TYPE 1 and 1*

Details faults specific to HP types 1 and 1*.

Fault list for HP TYPE 2 and 2*

Details faults specific to HP types 2 and 2*.

Fault list for HP TYPE 3 and 3*

Details faults specific to HP types 3 and 3* with reasons and remedies.

Fault list for HP TYPE 4 and 4*

Details faults specific to HP types 4 and 4*.

Fault list for HP TYPE 4 and 4* (cont.)

Continues listing faults for HP types 4 and 4*, including inverter faults.

Fault list for multifunction assembly MFG

Lists faults related to the multifunction assembly MFG.

COMMUNICATION IWS INV N

Faults related to communication between IWS and inverter for fan section.

COMMUNICATION IWS INV H

Faults related to high relevance communication between IWS and inverter.

Fault list for HP TYPE 4 and 4* (cont.)

Continues listing faults for HP types 4 and 4*, focusing on sensor and pressure issues.

Fault list for HP type 5 and 5*

Details faults specific to HP types 5 and 5* with reasons and remedies.

MIN SUPERHEATING

Fault related to superheating below minimum value.

ERR DEFROST

Fault related to multiple DEFROST occurrences.

MIN FLOW COOL

Fault for minimum flow temperature not reached during cooling.

ERR T VFL IWS

Fault for condenser outlet sensor value outside permissible range.

INV H INV EXCESS CURRENT

Major inverter fault for excess current.

INV H PFC EXCESS CURRENT

Major inverter fault for PFC excess current.

INV H AC EXCESS VOLTAGE

Major inverter fault for AC input excess voltage.

Fault list for multifunction assembly MFG (cont.)

Lists faults related to MFG communication and components.

13.3 Fault message - sensor break

Explains the "SENSOR BREAK" fault message and lists common sensor errors.

13.4 Heat pump-specific or hardware faults

Addresses common faults like heat pump not running or display issues.

13.4.1 The heat pump is not running

Discusses reasons why the heat pump might not run.

13.4.2 The WPM display is not responding to entries

Provides steps to resolve WPM display unresponsiveness.

14. Specification

Provides product specifications and data tables.

14.1 Details on energy consumption

Details energy consumption compliance with EU regulations.

14.2 Data table

Presents electrical data, power supply, IP rating, and dimensions.

GUARANTEE | ENVIRONMENT AND RECYCLING

Guarantee

Outlines guarantee conditions for appliances acquired inside and outside Germany.

Environment and recycling

Advises on proper disposal of materials according to regulations.

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