Section 4 Service Procedures

WARNING

To reduce the risk of electrical shock, fire, explosion, serious injury or death:

•Disconnect electrical power to the washer-extractor before servicing it.

•Close the gas shut-off valve to the washer-extractor (when applicable) before servicing it.

•Never start the washer-extractor with any guards/panels removed.

•Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer-extractor is properly grounded.

W461R1

23.AC DRIVE SWITCH REMOVAL AND INSTALLATION

Refer to Figure 7.

REMOVAL

a.Turn off power to the machine.

b.Remove the top cover. Refer to Paragraph 19.

c.Using a 10 mm nut driver, remove the screws that attach the AC drive box cover to the AC drive box.

d.Disconnect the wiring to the AC drive fan.

e.Remove the AC drive box cover.

f.Label and remove the wires from the AC drive.

g.Using a 5/16 inch nut driver, remove the nuts and screws that attach the AC drive to the AC drive box.

h.Remove the AC drive from the AC drive box.

INSTALLATION

a.Position the AC drive within the AC drive box.

b.Using a 5/16 inch nut driver, replace the screws and nuts that attach the AC drive to the AC drive box.

c.Reconnect the wires to the AC drive.

d.Reconnect the wiring to the AC drive fan.

e.Position the AC drive box cover.

f.Using a 10 mm nut driver, replace the screws that attach the AC drive box cover to the AC drive box.

g.Replace the top cover. Refer to Paragraph 19.

h.Turn on power to the machine.

i.Calibrate the machine. Refer to the “Calibration of the Machine” section in the programming manual supplied with your machine.

j.Test the basket rotation speeds by starting Cycle 39 and advancing to step 28. Refer to Table 1. Check steps 28 through 31 for the following basket RPM’s.

NOTE: To check the RPM’s, press the “Display Temp” keypad.
18, 25, 35, 55 and 75-Pound Capacity Machines

•Spin 1: 500 RPM’s

•Spin 2: 650 RPM’s

•Spin 3: 800 RPM’s

•Spin 4: 1000 RPM’s

100and 135-Pound Capacity Machines

• Spin 1: 500 RPM’s

• Spin 2: 650 RPM’s

• Spin 3: 800 RPM’s

• Spin 4: 800 RPM’s

165-Pound Capacity Machines

•Spin 1: 500 RPM’s

•Spin 2: 650 RPM’s

•Spin 3: 750 RPM’s

•Spin 4: 750 RPM’s

AC Drive

Box

AC

CFS12S

Drive

AC Drive

 

Fan

Figure 7

70

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