Compressor Form – DOA – Carrier Enterprise South Central Technical Support

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Compressor Form – DOA

Dealer Information

Dealer Name *

Technician Name *

First

Last

Technician Phone Number *

Technician Email Address *

Are you currently on the job site? *

Is the unit registered? *

Installation type *

RNC (Residential New Construction)
AOR (Add-on / Replacement)
Multi-Family New Construction
Multi-Family Replacement
Commercial

Outdoor Unit Information

Model Number *

Serial Number *

Type of DOA Compressor *

New Unit (compressor failed within 30 days from unit installation date)
Service Compressor (replacement compressor failed within 24 hrs)

Unit Type

Air Conditioner (AC)
Heat Pump (HP)

AC DOA Run-time

A/C How long did the compressor run before it failed?

0 Days (Compressor Never Started)
1 – 5 Days
6 – 30 Days

HP DOA Run-time

Heat Pump How long did the compressor run before it failed? *

0 Days (Compressor Never Started)
1 – 5 Days
6 – 30 Days

Reason for Compressor Return (0 Days)

What is, in your estimation, wrong with the compressor? *

Will not start
Tripped the breaker / fuse
Shorted winding
Open winding
Grounded winding
Won’t pump
Low capacity
Noisy when running ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy on shut down ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy during defrost ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)

Reason for Compressor Return (1-5)

What is, in your estimation, wrong with the compressor? *

Will not start
Tripped the breaker / fuse
Shorted winding
Open winding
Grounded winding
Won’t pump
Low capacity
Noisy when running ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy on shut down ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy during defrost ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)

Reason for Compressor Return (6-30)

What is, in your estimation, wrong with the compressor? *

Will not start
Tripped the breaker / fuse
Shorted winding
Open winding
Grounded winding
Won’t pump
Low capacity
Noisy when running ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy on shut down ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)
Noisy during defrost ___ (REQUIRED: Sound Complaint Checklist _____(link Coming Soon)

System Information

Is a Liquid Line Drier Installed? *

Where is the Liquid Line Drier Installed? *

Outside near Outdoor Unit
Inside Near Evaporator Coil

Is a suction Line Drier Installed? *

If yes how long has it been installed?

Is a crankcase heater installed? *

Is this unit a zoning system? *

Indoor Unit Information

Indoor Unit Type *

Fan Coil (AHU)
Gas Furnace & Evaporator Coil

Indoor Unit Location *

Conditioned Space (Closet inside the house)
Attic (Unconditioned)
Attic Semi-conditioned (Foam encapsulated)
Garage
Crawl Space (under the house)
Other

Unit Orientation *

Upflow
Horizontal Left (Air flow from right to left)
Horizontal Right (Airflow from Left to Right)
Downflow
Alcove (above tub style)

Indoor unit elevation compared to outdoor unit *

Same Level as outdoor
Above Outdoor
Below Outdoor

Vertical Separation between indoor and outdoor units?

Furnace & Coil Information

Furnace Model *

Furnace Serial *

Coil Model *

Coil Serial *

Furnace T.E.S.P. (total external static pressure) (in. wc.) *

Measured in the blower compartment and before the coil, fan in high cooling mode.

Furnace Model Family *

58CVA/315AAV + Infinity/Evolution UI
58CVA/315AAV + 24 vac thermostat
58STA/310AAV
58CTW/314AAV
58PHA/58PHB/313AAV/313ABV

58CVA/315AAV + Infinity/Evolution UI

Please go to the User Interface and run the blower assessment test to get this information. This can be found in the installation area of the service menu inside the User Interface.

Indoor airflow (cfm) *

Blower motor rpm *

System static pressure (in.wc.) *

58CVA/315AAV + 24 vac thermostat

Board dip-switch settings

SW1-4 *

SW1-5 *

SW2-1 *

SW2-2 *

SW2-3 *

SW3-1 *

SW3-2 *

SW3-3 *

SW4-1 *

SW4-2 *

SW4-3 *

58STA/310AAV

Color wire used for HEAT *

Black
Blue
Red

Color wire used for Cool *

Black
Blue
Red

58CTW/314AAV

Board dip-switch settings

SW2-2 *

SW2-6 *

SW2-7 *

SW2-8 *

58PHA/58PHB/313AAV/313ABV

Color wire used for HEAT *

Gray
Yellow
Blue
Orange
Red

Color wire used for Cool *

Gray
Yellow
Blue
Orange
Red

Fan Coil Information

Refrigerant Piping Information

Approximate refrigerant lines LINEAR length (ft) *

The distance between the outdoor unit and indoor unit.

How many elbows or 90 degree turns are in the piping? *

This is the total length of lineset after including the number of elbows and turns to connect the two products.

Liquid line diameter Ф *

1/4″
5/16″
3/8″
1/2″
Other

Suction line diameter Ф *

1/2″
5/8″
3/4″
7/8″
1 1/8″
Other

Is a solenoid valve currently installed? *

Yes
No
Not Applicable

Any lineset with a length longer then 80′ or has 20′ of vertical lift, should have a solenoid valve installed.

Where is it installed?

Inside
Outside

Do the lines change size anywhere in the circuit? *

If YES above explain

Refrigerant Charge Information

Did You Leak Test With Nitrogen? *

What pressure was used to test and for how long? *

How long did you leave the pressure on the system? *

Did you pull a vacuum on the lineset and evaporator? *

Micron Level system was evacuated to? *

How long did you perform the deep vacuum method? *

According to Carrier Installation instructions a system should remain below 1000 microns for 7 minutes.

Which service valve did you open first? *

Suction
Liquid
Unknown

How much refrigerant has been added to this system?

Pounds *

Ounces *

What is the system’s current total charge [factory charge + added charge]?

Pounds *

Ounces *

Electrical Information

Line voltage at the disconnect (volts) *

Voltage on the load side of the contactor when engaged (volts) *

COMMON winding – compressor starting amps *

RUN winding – compressor starting amps *

START winding – compressor starting amps *

Was all factory wiring confirmed to match the diagram on the unit? *

Yes
No
Unknown

C to R – Compressor winding resistance (Ω) *

C to S – Compressor winding resistance (Ω) *

R to S – Compressor winding resistance (Ω) *

Did you check compressor winding resistance at the fusite? *

C to ground – Resistance (Ω) *

R to ground – Resistance (Ω) *

S to ground – Resistance (Ω) *

Did you test the run capacitor? *

How many µF did you measure? *

Is the compressor locked up? *

Was a Hard Start Kit installed to try to get the compressor started? *

Compressor manufacturer? *

Copeland Compressor
LG Compressor

Compressor Model Number *

Compressor Serial Number *