Robinair Filter Serial Number -

You have two official channels for decoding a Robinair filter or machine serial number.

If you are holding an old filter and trying to match it, here is a breakdown of the most common types and how to identify them: robinair filter serial number

A technician owned a Robinair 34288. He needed a quick filter and bought a generic brand online that “looked the same.” The generic filter had a fake serial number label. After three uses, the filter’s internal desiccant broke down, sending powdery debris into the machine’s expansion valve. The valve stuck closed. The next time the technician tried to recover refrigerant, pressures spiked to over 500 PSI. The hose burst, spraying liquid refrigerant onto his bare arm. He suffered second-degree frostbite. You have two official channels for decoding a

Root cause: No verification of the filter’s serial number to confirm genuine, pressure-rated construction. the filter’s internal desiccant broke down

Robinair filters are not serialized individually. The equipment serial number is the critical identifier for selecting the correct replacement filter. Any number on the filter itself is a production lot or date code, not a serial number for part identification.

Prepared by: Technical Support Reference
Date: [Current Date]
For: Robinair A/C Equipment Users

When it is time to change the filter, follow this safety checklist. The serial number plays a role at multiple steps.