Carrier Rooftop Unit 48HDT005

Caution: When servicing unit, shut off all electrical power to unit to avoid shock hazard or injury from rotating parts.

When servicing unit, shut off all electrical power to unit to avoid shock hazard or injury from rotating parts.

Clean condenser coil annually, or as required by location or outdoor air conditions.

Fins are not continuous through coil sections.

Dirt and debris may pass through the first section, become trapped between the two rows of fins, and restrict condenser airflow.

Shine a flashlight through the coil to determine if dirt or debris has collected between coil sections.

2. Remove top panel screws on condenser end of unit.

Caution: When servicing unit, shut off all electrical power to unit to avoid shock hazard or injury from rotating parts.

OUTDOOR AIR INLET SCREENS (Downshot Units)

Electrical power to unit shut off?

Clean screens with steam or hot water and a mild detergent.

Did you use throwaway filters in place of screens?

Sign off on the cleaning procedure

Caution: When servicing unit, shut off all electrical power to unit to avoid shock hazard or injury from rotating parts.

Check and clean each year at start of cooling season.

In winter, keep drain and trap dry or protect against freeze-up.

Was the condensate drain checked and cleaned?

Was the drain and trap kept dry or protected against freeze-up during winter?

Sign off on the condensate drain check

Caution: When servicing unit, shut off all electrical power to unit to avoid shock hazard or injury from rotating parts.

FILTERS: Clean or replace at start of each heating and cooling season, or more often if operating conditions require it.

Did you shut off all electrical power to the unit?

Did you clean or replace the filters?

Is there a need for more frequent replacement or cleaning due to operating conditions?

Sign off on the filters maintenance