EdgeStar AP550Z Troubleshooting And Reconnecting Wires

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Troubleshooting and reconnecting wires to the "compressor capacitor" on the

Tools required:

Phillips screwdriver

If the AP550Z was recently shipped or roughly moved, it may have one of two problems:

• The fan to the interior of the room turns on, but the air blown out of it is room

temperature. Or,

• The unit blows the circuit breaker it is run on

• Make sure the unit is disconnected from the power supply prior to working

on it

• Do not attempt this repair if you do not feel comfortable with any procedures

• If you require any assistance, please call EdgeStar Service at 866-319-5473

1. Make sure the unit is unplugged

2. Face the rear of the unit

AP550Z

Pull up on the

filter frame, then

pull down and

away from the un

to remove

Table of Contents

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Page 1 • Make sure the unit is disconnected from the power supply prior to working on it • Do not attempt this repair if you do not feel comfortable with any procedures • If you require any assistance, please call EdgeStar Service at 866-319-5473 The repair: 1. Make sure the unit is unplugged 2.
Page 2 4. Once the filter frame has been removed, remove the lower portion of the back of the unit: Remove these four screws Once the screws have been removed, this portion comes right off 5. Now remove the left side of the unit (left, assuming you are facing the rear of the unit) Step A.
Page 3 Step B. Remove these two screws. Step C. Pull the panel down and off the unit 6. Locate the “compressor capacitor”. It is a silver cylinder that is about 4” long. Make sure that the unit is not plugged in prior to touching any wires Compressor capacitor...
Page 4 7. Look at the wires going into this capacitor- there should be four wires and one bare terminal. A view of the capacitor from below A close-up of the capacitor...
Page 5 10. Once the unit is completely reassembled, plug it in. Select the cool mode, and lower the thermostat settings all the way. The compressor should kick on after no more than 3 minutes. If so, congratulations on the repair! If not, call EdgeStar service at 866-319-5473 for further assistance.