What to do if fault code F.xxx is displayed on my Vaillant flexoTHERM exclusive VWF 57/4 Heat Pump?
If a fault code F.xxx appears on your Vaillant Heat Pump, the plain text display should explain the fault code. Rectify the fault, and then restart the product by pressing the reset button.
Classification of warnings by danger severity.
Defines proper and improper use of the product.
Provides general safety information and warnings.
Illustrates the components and layout of the heat pump system.
Details the physical components and layout of the product.
Description of the control panel elements and their functions.
Information on locating the serial number and opening the front flap.
Explains the meaning and purpose of the CE label.
Describes various safety features integrated into the product.
Explains the symbols and information shown on the product's basic display.
Describes the general principles and logic of operating the product.
Details the structure and navigation of the product's menu system.
Outlines the different user access levels for product operation.
Explains basic display, operating concepts, and levels.
Guides initial startup and key parameter adjustments like temperature.
Covers Live Monitor, pressure checks, and operating statistics.
How to interpret maintenance alerts displayed by the product.
Procedures for monitoring heating and brine circuit pressures.
Information on interpreting and responding to product fault messages.
Procedures for safely turning off the heat pump.
Steps for permanently taking the product out of service.
Guidelines for environmentally responsible disposal and recycling.
Details of the product warranty terms and conditions.
Information on obtaining service and maintenance agreements.
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