Lennox CB28UH, CB29M and �CB30M Series Units: Maintenance
This maintenance procedure and service must be performed by a qualified installer or service agency. This procedure focuses on checking your equipment's outdoor unit, how to clean and inspect the outdoor coil. Following the recommended maintenance procedure will help you maintain the superior efficiency of your unit for a long period of time.
Lennox CB28UH, CB29M and �CB30M Series Units: Maintenance
This maintenance procedure and service must be performed by a qualified installer or service agency. This procedure focuses on checking your equipment's outdoor unit, how to clean and inspect the outdoor coil. Following the recommended maintenance procedure will help you maintain the superior efficiency of your unit for a long period of time.
A−Filters
NOTE− Filter access panel must be in place during unit operation. Excessive warm air entering the unit may re
To remove filter, loosen the thumbscrews holding the fil
B−Supply Air Blower
C−Electrical
Source: MaintainX (Community Member)