Heating & Hot Water
Space heaters, blown air systems, hot water boilers and controls
6 guides available
Heater Not Working — Diagnosis Guide
Systematically diagnose why your motorhome's space heater has stopped working.
Hot Water Not Heating Up
Diagnose why your motorhome's hot water system is not producing hot water.
Truma Combi Boiler: Annual Service & Fault Diagnosis
Step-by-step guide to servicing your Truma Combi 4 or 6 boiler, including burner cleaning, heat exchanger inspection, and common fault codes explained.
Whale Expanse Water Heater: Operation, Servicing & Fault Diagnosis
Complete guide to the Whale Expanse instantaneous water heater — how it works, annual maintenance, common faults, and step-by-step fault diagnosis for no hot water, ignition failure, and low flow issues.
Whale Space Heating System: Controls, Bleeding & Fault Diagnosis
A complete guide to Whale blown-air and wet central heating systems in caravans and motorhomes — understanding the controls, bleeding the system, diagnosing common faults, and annual maintenance.
Whale Hot Water Not Working: Step-by-Step Diagnosis
A systematic fault-finding guide for when your Whale Expanse or Whale heating system is not producing hot water — covering no ignition, ignition but no heat, low temperature, and intermittent faults.