Capture a label you can actually read
When the label is safely accessible, take a straight-on photo with enough light to read the whole plate. Glare, cropped edges and blur can turn a correct-looking transcription into the wrong model.
Keep the original photo with the typed record. Avoid customer faces, addresses and other unrelated personal details. Do not open energized equipment or remove protective covers just to collect a photo for this checklist.
Use this identification checklist
- Manufacturer exactly as printed.
- Full model number, including spaces, hyphens and suffixes where shown.
- Serial number, recorded separately from the model.
- Equipment type and location, such as outdoor unit or indoor air handler.
- Separate label images for each component of a split system.
- Any unreadable characters marked as uncertain instead of guessed.
For a copied model number, compare likely mix-ups such as O and 0, I and 1, or B and 8 against the original. Do not infer system compatibility from appearance or a matching brand name.
Match the document, not just the search result
Check the document title, model or family coverage, revision and any listed limitations. A manual for a related series can provide context without being the applicable procedure for this unit.
Record the source link and the relevant page or section. If you only have a family-level match, label it that way in the service note. If you cannot confirm applicability, use the manufacturer’s documentation channel or technical support.
Give AI an honest starting point
“I have confirmed the manufacturer and full model from the attached label. The indoor unit is recorded separately. Help me organize the information I still need. If a document does not explicitly cover this model, say so and do not present it as a model-specific procedure.”
Review any extracted text before using it. A clear photo can support identification; it cannot establish the cause of a system fault by itself. This is a documentation checklist, not a service or repair procedure.