TK Technician Tools

Unit profile

Unit modelUnit serial numberCustomer or fleet ID

Multiple-alarm diagnostic worksheet

Alarm codes (comma-separated)

A shared cause is a diagnostic lead, not proof. Exact code definitions and electrical values must be verified against the correct OEM manual and controller revision.

Refrigeration measurement worksheet

Record observed values. Saturation temperatures must be determined from the correct refrigerant P-T data; this tool does not assume a refrigerant or acceptable operating range.

Suction pressure (psig)Discharge pressure (psig)Suction line temperature (°F)Evaporating saturation temperature (°F, verified P-T value)Liquid line temperature (°F)Condensing saturation temperature (°F, verified P-T value)

Repair history & technician notes

Symptom / alarm / test resultsSource classification

Preventive maintenance checklist

Generic inspection reminders only; not a substitute for model-specific intervals or OEM procedures.

Backup and restore

Export unit profiles, notes, and checklist to JSON. PDF manuals stored in the separate library are NOT included. Keep copies of your original PDFs.

Restore records from JSON

Upcoming modules

OEM electrical pinout database · diagram OCR · parts callouts · verified component/alarm associations · photo analysis · 3D model viewer · AI assistant. These are not operational yet.