light commercial pm checklist ?

[l8bloomr]

What are the most important items to cover on a pm checklist for light commercial heatpump equipment?

[JohnBuckingham]

Well, the most important thing is to cover your a$$.

John

[gasnowman]

fallow the manufactors recommended preventative maintence schedules.

[in house worker]

The most common is clean both coils change filter and tighten wire connections oil any berring if unit has any and the most important look for anything that don't look right (like oil). Do that and you'll elliminate most unit failures.