EVAPORATOR FAN SPEED SWITCH S2.-Continued

TM5-4120-383-14

4-23.

EVAPORATOR FAN SPEED SWITCH S2.-Continued

(1) Disconnect power at power source.

(2) See paragraph 4-21a and remove control module.

(3) See figure 4-19 and remove four screws and pull cover

off.

(4) Loosen the setscrew in TEMPERATURE SELECTOR knob. Remove

knob.

(5) Remove the three screws from the posts and slip the back

plate off.

(6) Tag and disconnect wires from EVAPORATOR FAN SPEED

switch.

(7) Remove nut and washer and pull switch from the panel.

b. Testing.

Check continuity in both positions.

should be indicated.

Replace.

Replace EVAPORATOR FAN SPEED switch if defective.

Installation.

(1) Insert switch into control panel and secure with nut and

washer.

(2) See the wiring diagram figure 4-4 and tags and connect

wire leads. Remove tags.

(3) Align holes in the back plate with the three posts and

secure with screws.

(4) Check that grommets are in place in shaft holes. Install

TEMPERATURE SELECTOR knob and tighten setscrew.

(5) Slip cover in place and secure with four screws.

(6) See paragraph 4-21c and install control module.

(7) Connect power at power source.

4-67