Inspection. - TM-5-4110-234-140080

TM5-4110-234-14

TO 40R7-5-7-1

(2)

Remove two screws and lock washers and open the control panel door.

(3)

Tag and disconnect wires.

(4)

Remove the screw and lock washer and remove the defrost timer.

b. Inspection.

(1)

Inspect for physical damage.

(2)

Inspect for signs of overheating.

c. Testing. Using ohmmeter, make the following continuity checks:

(1)

There should be continuity between terminals 1 and 2 of S13.

(2)

With C2 lead of relay K4 disconnected, there should be continuity between terminals C1 and C2.

d. Installation.

(1)

Place the defrost timer in the box and secure with a screw and lock washer.

(2)

See the wiring diagram figure 46 and tags and connect wire leads.

(3)

Close the control panel and secure with two screws and lock washers.

(4)

Connect power.

4-33. RELAYS See figures 4-2 and 4-3.

The following information applies to relays K2, K3 and K4 on the F10000R6 and relays K2, K3, K4 and K5 on the

F10000RG-2.

a. Disconnect power.

b. Remove two screws and lock washers and open the control panel door.

c. Inspect for cracks, corrosion, loose electrical connections and loose mounting hardware. Repair and tighten loose

electrical connections and tighten loose mounting hardware. Replace relay if it is cracked, broken or badly corroded.

d. Wipe parts with a clean dry cloth.

e. Testing.

(1)

Tag and disconnect the wires.

(2)

Touch the probes of a continuity tester to the C1 and C2 pins. If an open circuit is indicated, replace the

relay.

f. Removal. Remove the screw and lock washer and remove the relay.

g. Installation.

(1)

Position the relay so that the mounting boss sticks into one hole and attach with a screw and lock washer.

(2)

See the wiring diagram figure 4-5 or 4-6 and tags and connect wire leads.

4-45