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Warmhaus LAWA 18 - User Manual

Warmhaus LAWA 18
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CONVENTIONAL COMBI BOILERS
INSTALLATION & USER MANUAL
LAWA &
LAWA PLUS

Table of Contents

Questions and Answers

  • D
    David MoralesSep 4, 2025
    What does error code E 16 mean on a Warmhaus LAWA 18 Boiler?
    • J
      James HullSep 4, 2025
      If your Warmhaus Boiler displays error E 16, it means that the central heating RETURN temperature sensor is faulty. The suggested solution is to contact an authorized service. Also, check for intermittent or open contacts on the harness carefully. Check the RETURN central heating temperature sensor resistance. Check the cabling and connectors between the RETURN NTC and the board. Finally, reset and restart the boiler.
  • A
    angelaoconnorSep 18, 2025
    What does error E 13 mean on Warmhaus LAWA 18 Boiler?
    • J
      Jenny NelsonSep 18, 2025
      If your Warmhaus Boiler displays error code E 13, it indicates an over temperature flue gas outlet value exceeding 105 C°. The suggested solution is to contact an authorized service.
  • R
    Robert EdwardsSep 16, 2025
    How to resolve error E 10 on a Warmhaus LAWA 18?
    • L
      Laura DavisSep 16, 2025
      If your Warmhaus Boiler displays error code E 10, it indicates a faulty central heating RETURN temperature sensor. The suggested solution is to contact an authorized service.
  • S
    Samantha HawkinsSep 14, 2025
    What does error E 08 mean on my Warmhaus LAWA 18 Boiler?
    • J
      John GarnerSep 14, 2025
      If your Warmhaus Boiler displays error code E 08, it indicates a water blockage on the syphon or an issue with the electronic board. The suggested solution is to contact an authorized service.
  • J
    Jason MatthewsSep 12, 2025
    What to do if the Warmhaus LAWA 18 shows error E 05?
    • M
      Marcus DunnSep 12, 2025
      If your Warmhaus Boiler displays error code E 05, it indicates a faulty central heating FLOW temperature sensor. The suggested solution is to contact an authorized service.
  • R
    Robert MeyerSep 12, 2025
    What causes error E 11 on a Warmhaus LAWA 18?
    • M
      Mr. Henry NelsonSep 12, 2025
      If your Warmhaus Boiler displays error E 11, it indicates a gas valve harness issue. The suggested solution is to contact an authorized service. Also, check the gas valve cabling between the board and the gas valve.
  • D
    Darlene CordovaSep 9, 2025
    What to do if the Warmhaus LAWA 18 shows error E 17?
    • M
      Matthew CantuSep 9, 2025
      If your Warmhaus Boiler displays error code E 17, it indicates that the FLOW and LIMIT Sensor (double NTC) is faulty. First, try resetting and restarting the boiler. If the problem persists, contact an authorized service for assistance.
  • J
    James SmithSep 7, 2025
    What does error E 01 mean on my Warmhaus LAWA 18?
    • J
      Jose MontgomerySep 7, 2025
      If your Warmhaus Boiler displays error code E 01, it indicates that the flue sensor is faulty. First, try resetting and restarting the boiler. If the problem persists, contact an authorized service for assistance.
  • R
    Ruben AdamsSep 5, 2025
    What to do if the Warmhaus LAWA 18 shows error E 12?
    • L
      Lindsey FreemanSep 6, 2025
      If your Warmhaus Boiler displays error code E 12, it indicates a faulty domestic heating water temperature sensor in the storage tank. The suggested solution is to contact an authorized service. Also, check for intermittent or open contacts on the harness carefully. Check the resistance of the domestic heating water temperature sensor. Check the cabling and connectors between the NTC and the board. Finally, reset and restart the boiler.
  • T
    Terri MolinaAug 21, 2025
    What to do if the Warmhaus LAWA 18 shows error E 06?
    • J
      Jacob GreenAug 21, 2025
      If your Warmhaus Boiler displays error code E 06, it indicates a gas supply failure. First, try resetting the boiler. If the problem persists, check if other gas appliances are working. Ensure the main gas supply valve and the boiler gas supply valve are both open. If the issue continues after these steps, contact an authorized service for assistance.

Summary

Introduction and General Information

General Warnings

Crucial safety warnings regarding installation and product use to prevent hazards.

General Warranty Conditions

Installation Personnel Section

Combi Installation Rules

Essential rules and regulations for the safe and correct installation of combi boilers.

Natural Gas and LPG Connection

Procedures and warnings for connecting natural gas and LPG supplies to the combi.

Flue System Accessories

Horizontal Flue Set Installation

Electrical Connections

Instructions for safe electrical connections and power supply requirements.

User Section

General User Warnings

Combi Control Panel Overview

Mode Selection and Operation

Guide on selecting operating modes (ON/OFF, Summer, Winter) and basic operations.

Troubleshooting and Recommendations

Failure Codes Table

A list of error codes, their causes, and suggested solutions for troubleshooting.

Warranty Considerations

Warmhaus LAWA 18 Specifications

General IconGeneral
BrandWarmhaus
ModelLAWA 18
CategoryBoiler
LanguageEnglish

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