10. Compressor

W-2WAY ECO-i SYSTEM Outdoor Unit Repair Procedures

(B)Replacing the constant-speed compressor 1 (Compressor 2 on remote controller alarm display)

Removal

(1)Connect the manifold gauge to the high- and low-pressure outlet ports at the outdoor unit where the compres- sor will be replaced. Connect the manifold gauge to a nitrogen cylinder and perform nitrogen gas replacement.

(2)Follow the instructions in “1. Removing Panels” and “2. Removing Electrical Component Box and Duct” and remove the corresponding parts from the outdoor unit where the compressor will be replaced.

(3)Remove the cap at the compressor terminal plate. Disconnect the power terminal.

(4)Remove the crankcase heater.

(5)Remove the bolts(3 locations), washers, and spacers (1 each at the 3 locations shown in the figure). * The compressor rear leg is not anchored.

(6) Prepare to disconnect the 3 brazed locations shown in the figure.

2

 

Constant-speed

Brazed locations (3)

compressor

(left side)

 

Remove

 

discharge sensor

Protect the oil

Bolt

equalizer tube

Washer: 1

connectors

Rubber washer: 1

 

(1 each at the 3 locations)

 

Crankcase heater

Front view (Type 96)

Fig. 25

CAUTION

Protect the sensors and surrounding plates, rubber, lead wires, clamps, and other items.

Pay particular attention to protection of the oil equalizer tube connector parts, and removal of the discharge sensor.

An O-ring is mounted inside the oil equalizer tube connector parts. It must be protected and do not lose it.

(7)Disconnect the 3 brazed locations shown in the figure 25.

* First disconnect the ø1/4" (ø6.35 mm) tube, then disconnect the ø1/2" (ø12.7 mm) and ø7/8" (ø22.22 mm) tubes.

(8)Pull the compressor toward you.

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Sanyo CHDX07263, CHDXR09663, CHDX09663, CHDXR07263* service manual Front view Type