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Wolf FGB-28 - User Manual

Wolf FGB-28
104 pages
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GB
IE
Wolf GmbH / Postfach 1380 / D-84048 Mainburg / Tel. +49.0. 87 51 74- 0 / Fax +49.0.87 51 74- 16 00 / www.wolf.eu
Document no.: 3064458_201811 Subjecttotechnicalmodications
Installation and maintenance instructions for contractors
Wall mounted gas
condensing boiler
FGB wall mounted gas condensing boiler
FGB-K wall mounted gas condensing combi boiler
FGB-28
FGB-35
FGB-K-28
FGB-K-35
from FW 1.20

Table of Contents

Questions and Answers

  • J
    Jacob ReedAug 6, 2025
    How to fix Wolf Boiler radiators not warming up?
    • A
      Andrew WardAug 6, 2025
      If individual radiators aren't warming up as expected with your Wolf Boiler, perform hydraulic balancing by reducing the flow rate to radiators that are already quite hot. Additionally, consider increasing the pump speed (H16).

Wolf FGB-28 Specifications

General IconGeneral
Output28 kW
Installation TypeWall-mounted
Energy Efficiency ClassA
NOx Class5
Max Water Temperature85 °C
Fuel TypeNatural gas / LPG
Operating Pressure3 bar

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