AI Assistant for HVAC Technicians
AI-powered technical support service for HVAC professionals, providing instant WhatsApp-based troubleshooting for VRF systems, chillers, split systems, and commercial HVAC equipment from 50+ manufacturers. Covers fault diagnosis, commissioning support, refrigerant calculations, and energy efficiency guidance.
The challenges hvac technicians face daily
VRF fault codes that reference 20-digit error numbers with no context
Multi-split systems where the fault is in one indoor unit but the code shows at the outdoor unit
Chiller commissioning on a tight schedule with no manufacturer support on-site
Replacing legacy R22 systems with drop-in refrigerant alternatives
Diagnosing intermittent VRF faults that only occur at certain ambient temperatures
What AskWhiz does for hvac professionals
HVAC bots on AskWhiz
Your dedicated Lennox HVAC specialist. Access Lennox service manuals for furnaces, ACs, heat pumps, rooftop units, and iComfort system. Get help with error codes, wiring, installation, and maintenance via WhatsApp, 24/7.
EUR 9.00/month
Learn moreYour specialist for Rheem and Ruud HVAC equipment. Access service manuals for furnaces, ACs, heat pumps, water heaters, and package units. Get help with error codes, wiring, gas valve issues, and maintenance via WhatsApp, 24/7.
EUR 9.00/month
Learn moreYour specialist for the Carrier/ICP family. Covers Carrier, Arcoaire, Airquest, Comfortmaker, Heil, Tempstar, Day & Night, Keeprite, and Floaire. Get help with furnaces, ACs, heat pumps, and air handlers via WhatsApp, 24/7.
EUR 9.00/month
Learn moreYour specialist for HVAC controls, thermostats, and zoning systems. Covers Honeywell, Braeburn Systems, and Zone First. Get help with thermostat wiring, zone damper configuration, control board programming, and sensor calibration via WhatsApp, 24/7.
EUR 9.00/month
Learn moreYour specialist for boilers, hydronic heating, and hot water systems. Covers Lochinvar, Navien, Weil-McLain, Raypak, Reznor, Bell & Gossett, Utica/Dunkirk, and Laars. Get help with boiler diagnostics, ignition issues, circulator pumps, combustion analysis, and hydronic system balancing via WhatsApp, 24/7.
EUR 14.00/month
Learn moreYour dedicated Mitsubishi Electric HVAC specialist. Access service manuals for ductless mini-splits, multi-zone systems, VRF/City Multi systems, and commercial HVAC equipment. Get instant help with error codes, refrigerant charging, control wiring, and system configuration via WhatsApp, 24/7.
EUR 14.00/month
Learn moreYour dedicated Trane HVAC specialist. Access Trane service manuals covering rooftop units, chillers, air handlers, split systems, and controls. Get instant help with Trane error codes, wiring diagrams, maintenance procedures, and system commissioning via WhatsApp, 24/7.
EUR 14.00/month
Learn moreYour dedicated Daikin HVAC specialist. Access Daikin service manuals covering residential and commercial HVAC systems, VRV/VRF systems, ductless mini-splits, rooftop units, and air handling equipment. Get instant help with error codes, refrigerant charging, wiring, and commissioning via WhatsApp, 24/7.
EUR 14.00/month
Learn moreThe complete HVAC knowledge base. Combines Daikin (28,065 docs), Trane (6,946), Mitsubishi Electric (2,491), Boiler and Hydronic, Controls, Carrier/ICP, Rheem/Ruud, and Lennox. 30+ brands for residential, commercial, and industrial HVAC via WhatsApp, 24/7.
EUR 39.00/month
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Frequently asked questions
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