EasyManua.ls Logo

Vaillant VWL 75/5 AS User Manual

Vaillant VWL 75/5 AS
72 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
en Operating instructions
en Installation and maintenance
instructions
Hydraulic station
VWL 57 ... 127/5 IS
Publisher/manufacturer
Vaillant GmbH
Berghauser Str. 40
D-42859 Remscheid
Tel. +492191180
Fax +492191182810
info@vaillant.de
www.vaillant.de

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Vaillant VWL 75/5 AS and is the answer not in the manual?

Vaillant VWL 75/5 AS Specifications

General IconGeneral
Heating Capacity7.5 kW
Energy efficiency classA++
RefrigerantR410A
Sound Power Level61 dB(A)
Power Input Cooling1.5 kW
TypeAir Source Heat Pump
Power Supply230 V, 50 Hz
EER Cooling4.0

Summary

Safety

Action-related warnings

Classification and types of action-related warnings using signal words.

Intended use

Defines the product's intended domestic use and allowed combinations.

General safety information

Covers risks related to operation, product changes, and qualifications.

Product description

Control elements

Identifies and describes the product's control elements and their functions.

Control panel

Detailed explanation of the control panel display, symbols, and buttons.

Description of the symbols

Explains the meaning of various symbols displayed on the control panel.

Functional description of buttons

Describes the function of soft keys and other buttons on the control panel.

Safety devices

Lists and describes various safety devices integrated into the product.

Operation

Basic display

Describes the default display showing current status and daily energy yield.

Display of the filling pressure in the heat pump circuit

How to display and check the filling pressure in the heat pump circuit.

Preventing low water pressure in the heating circuit

Procedure to prevent low water pressure and add water if needed.

Checking function and leak-tightness

Final checks for system function and leak-tightness before handing over to the user.

Adjusting the target cylinder temperature

Guidance on setting cylinder temperature, with warnings about Legionella risk.

Care and maintenance

Checking the filling pressure in the heat pump circuit

Procedure to check and maintain correct filling pressure in the heat pump circuit.

Troubleshooting

Checking the system pressure

Procedure for checking heating installation pressure daily and annually.

Reading fault messages

How fault messages appear, their priority, and limp-home mode functionality.

Detecting and eliminating faults

Guidance on using a table to check and resolve problems.

Recycling and disposal

Arranging disposal of refrigerant

Warnings and procedures for safe disposal of refrigerant due to environmental risk.

Disposing of the refrigerant

Warnings and procedures for safe disposal of refrigerant due to environmental risk.

Start-up

Checking and treating the heating water/filling and supplementary water

Guidance on checking and treating heating water quality.

Filling and purging the heating installation

Steps for filling and purging the heating installation, including leak checks.

Starting up the product

Instructions on powering up the system, including the installation assistant.

Running the installation assistants

Guidance on using the installation assistant for initial product setup.

Enabling the electric back-up heater

How to enable and set the electric back-up heater output.

Setting the anti-legionella function

Instructions for setting the anti-legionella function, requiring back-up heater activation.

Adapting the unit to the heating installation

Configuring the heating installation

How the installation assistant configures the heating installation and allows parameter adjustment.

Troubleshooting

Setting the flow temperature in heating mode (with no control connected)

Procedure to set flow temperature in heating mode without connected control.

Displaying the Live Monitor (current product status)

How to view product operating modes and status codes via the Live Monitor.

Checking fault codes

How fault codes are displayed, their priority, and how to eliminate them.

Querying the fault memory

How to access and view the last ten recorded faults.

Resetting the fault memory

Procedure to clear the fault memory.

Resetting parameters to factory settings

Procedure to reset all product parameters to factory default.

Safety cut-out

Information on the product's safety cut-out and troubleshooting steps.

Inspection and maintenance

Draining

Checking and correcting the filling pressure of the heating installation

How to check and adjust the heating installation's filling pressure.

Appendix

Fault codes

List of fault codes, their causes, and remedies for troubleshooting.

Related product manuals