Carrier 48/50PM C16-28 manual Condensate Drain Pan 48/50PG03−14 Units, Equipment Damage Hazard

Models: 48/50PM C16-28 48/50PG C03-14

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EQUIPMENT DAMAGE HAZARD

NOTE: Please see the NOVATION Heat Exchanger Condenser Service section for specific information on the NOVATION Heat Exchanger coil.

!CAUTION

EQUIPMENT DAMAGE HAZARD

Failure to follow this caution may result in damage to equipment.

Chemical cleaner should NOT be used on the aluminum NOVATION condenser. Damage to the coil can occur. Only approved cleaner is recommended.

Routine Cleaning of Round−Tube Coil Surfaces

Monthly cleaning with Totalineenvironmentally sound coil cleaner is essential to extend the life of coils. This cleaner is available from Carrier Replacement parts division as part number P902-0301 for a one gallon container, and part number P902-0305 for a 5 gallon container. It is recommended that all round−tube coils, including standard aluminum, pre-coated, copper/copper or E-coated coils be cleaned with the Totaline environmentally sound coil cleaner as described below. Coil cleaning should be part of the unit’s regularly scheduled maintenance procedures to ensure long life of the coil. Failure to clean the coils may result in reduced durability in the environment.

Avoid the use of:

Scoil brighteners

Sacid cleaning prior to painting

Shigh pressure washers

Spoor quality water for cleaning

Totaline environmentally sound coil cleaner is non-flammable, hypoallergenic, non−bacterial, and a USDA accepted biodegradable agent that will not harm the coil or surrounding components such as electrical wiring, painted metal surfaces, or insulation. Use of non-recommended coil cleaners is strongly discouraged since coil and unit durability could be affected.

Totaline Environmentally Sound Coil Cleaner Application Equipment

S21/2 gallon garden sprayer

Swater rinse with low velocity spray nozzle

!CAUTION

UNIT DAMAGE HAZARD

Failure to follow this caution may result in corrosion and damage to the unit.

Harsh chemicals, household bleach or acid or basic cleaners should not be used to clean outdoor or indoor coils of any kind. These cleaners can be very difficult to rinse out of the coil and can accelerate corrosion at the fin/tube interface where dissimilar materials are in contact. If there is dirt below the surface of the coil, use the Totaline environmentally sound coil cleaner as described above.

!CAUTION

UNIT RELIABILITY HAZARD

Failure to follow this caution may result in reduced unit performance.

High velocity water from a pressure washer, garden hose, or compressed air should never be used to clean a coil. The force of the water or air jet will bend the fin edges and increase airside pressure drop.

Totaline Environmentally Sound Coil Cleaner Application Instructions

1.Proper eye protection such as safety glasses is recommended during mixing and application.

2.Remove all surface loaded fibers and dirt with a vacuum cleaner as described above.

3.Thoroughly wet finned surfaces with clean water and a low velocity garden hose, being careful not to bend fins.

4.Mix Totaline environmentally sound coil cleaner in a 21/2 gallon garden sprayer according to the instructions included with the cleaner. The optimum solution temperature is 100_F.

NOTE: Do NOT USE water in excess of 130_F, as the enzymatic activity will be destroyed.

5.Thoroughly apply Totalineenvironmentally sound coil cleaner solution to all coil surfaces including finned area, tube sheets and coil headers.

6.Hold garden sprayer nozzle close to finned areas and apply cleaner with a vertical, up-and-down motion. Avoid spraying in horizontal pattern to minimize potential for fin damage.

7.Ensure cleaner thoroughly penetrates deep into finned areas.

8.Interior and exterior finned areas must be thoroughly cleaned.

9.Finned surfaces should remain wet with cleaning solution for 10 minutes.

10.Ensure surfaces are not allowed to dry before rinsing. Reapplying cleaner as needed to ensure 10-minute saturation is achieved.

11.Thoroughly rinse all surfaces with low velocity clean water using downward rinsing motion of water spray nozzle. Protect fins from damage from the spray nozzle.

Condensate Drain Pan (48/50PG03−14 Units)

Check and clean each year at the start of the cooling season. In winter, keep drains and traps dry.

To clean the condensate pan:

1.Disconnect condensate drain system from side or bottom drain connection.

2.Remove and clean trap.

3.Remove 4 screws securing condensate pan access cover to unit. Save screws and panel.

4.Slide condensate pan out from unit and clean. Pan is made of non-corrosive plastic. Use a mild cleaner to remove heavy deposits of dirt and grime.

5.Replace pan in unit.

6.Replace condensate pan access cover with 4 screws saved from Step 3.

7.Re-attach and prime condensate trap.

8.Connect condensate drainage system.

48/50PG and PM

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Carrier 48/50PM C16-28 manual Condensate Drain Pan 48/50PG03−14 Units, Equipment Damage Hazard, Unit Reliability Hazard