Valve, reversing
Grid is 1 inch square
  Reversing Valve EF17BZ278
  Reversing Valve EF17BZ278
  Reversing Valve EF17BZ278
Manufacturer Part

Reversing Valve EF17BZ278

Genuine OEM Part # EF17BZ278RC Item # 2976939Alternative Part Number(s)
Manufacturer Part
Valve, reversing
Grid is 1 inch square
  Reversing Valve EF17BZ278
  Reversing Valve EF17BZ278
  Reversing Valve EF17BZ278
$238.38
Loading stock status
Loading stock status
Does this part fit my product?
Find your model number or log in to select it from your saved machines.
Valve, reversing
Loading stock status
$238.38
start a live chat with Repair Clinic customer support

This part EF17BZ278 is compatible with:

Product Type:
Air Conditioner, Central Air Conditioner, Furnace
Brands:
Carrier, Bryant, Payne

Related Articles & Videos

02:01
Troubleshooting
Air Conditioner Loud or Noisy — Air Conditioner Troubleshooting
03:57
Troubleshooting
Air Conditioner Fan Not Working — Air Conditioner Troubleshooting
03:52
Troubleshooting
Air Conditioner Not Cooling — Air Conditioner Troubleshooting
03:58
Troubleshooting
Air Conditioner Compressor Won't Run — Air Conditioner Troubleshooting
02:16
Troubleshooting
Air Conditioner Won't Turn Off — Air Conditioner Troubleshooting
Frequently Bought with Reversing Valve
P291-4554RS Dual Run Capacitor
W10311524 Air Filter
LA660003 Fan Blade
WP694089 Blower Wheel

Reversing Valve Customer Reviews

Common Problems Fixed by the Reversing Valve

Based on customer reports and repair data, this part commonly fixes these issues:

Likely

Heat pump not heating

Possible

Heat pump not cooling

About the Reversing Valve

Heat pumps have a reversing valve that can reverse the direction of the refrigerant through the condenser and evaporator coils when heat is required. This will effectively make the condensing coils behave like an evaporator, and the evaporator coils behave like a condenser. The heat that is dissipated when the unit is in its cooling mode will, instead, be used to warm the air in the room. If the reversing valve is faulty and unable to reverse the direction of the refrigerant, the unit may be unable to heat.

Alternative Part Number(s)

Replaces Part Number EF17BZ277
Replaces Part Number EF17BG277
Replaces Part Number EF19ZG237
Replaces Part Number 42330022
Replaces Part Number EF17BE273
Replaces Part Number EF17BG271
Replaces Part Number EF19ZG240
Replaces Part Number 50BQ680038
Replaces Part Number 52BQ400291
Replaces Part Number 99EF400024A
Replaces Part Number 99EF400044A
Replaces Part Number 99EF400074A
Replaces Part Number EF17BE186
Replaces Part Number EF17BE270
Replaces Part Number EF17BE299
Replaces Part Number EF19ZG208
Replaces Part Number EF19ZG230
Replaces Part Number EF19ZG232
Replaces Part Number EF19ZG234
Replaces Part Number EF19ZG241
Replaces Part Number EF19ZG244
Replaces Part Number P501-4106
Replaces Part Number P501-4201
Replaces Part Number 301332-101
Replaces Part Number 302054-101
Replaces Part Number 302443-421
Replaces Part Number 51CB400321
Replaces Part Number 51W41423
Replaces Part Number 51W41823