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

VRF and multi-split system fault code diagnosis for Daikin, Mitsubishi, Samsung, LG, Fujitsu
Chiller troubleshooting for Carrier, Trane, York, Lennox, Rheem
Refrigerant charging calculations for R410A and R32 systems
BMS and building automation integration guidance
Commissioning support for new VRF system installations
Energy efficiency and SEER/SCOP calculation support
Heat pump reversing valve and defrost diagnostics

The HVAC bot on AskWhiz

HVAC Tech

In-app assistant for Goodman, Rheem, and Ruud HVAC service.

$0/month

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Built for hvac technicians who need answers in seconds, not manuals.

Chat with an expert bot on WhatsApp the moment you hit a fault code — no manuals, no forum hunting. Free tier: 10 messages/month, no credit card.

Frequently asked questions

Troubleshoot hvac equipment by brand

Get manufacturer-specific error code lookups and troubleshooting guides.

See every brand, model, and document this bot draws from → full ingestion catalog.

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Sign up and pick one specialist bot — get 10 free messages/month on WhatsApp. Try the demo first — 5 questions free, no signup.

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