Inspect. - TM-5-4110-234-140086

TM5-4110-234-14

TO 40R7-5-7-1

(1)

Disconnect power.

(2)

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

b. Inspect.

(1)

Inspect for physical damage, loose connections and loose or missing mounting hardware.

(2)

Inspect for signs of overheating.

c. Test.

(1)

Use a continuity tester or a multimeter set on the lowest OHMS (RX 1) scale to check continuity between

terminals L1 and T1, L2 and T2 and L3 and T3. All three contacts should be open. If there is continuity between any of

these terminals, replace the controller.

(2)

Check continuity between coil terminals C1 and C2. If there is no continuity, the coil is open; replace the

controller.

d. Removal. Assuming that power has been disconnected and that control panel door is open

(1)

Tag and disconnect the wires.

(2)

Remove the three screws and lock washers and remove the compressor motor controller.

e. Installation.

(1)

Position the compressor motor controller in the box and secure it with three screws and lock washers.

(2)

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

(3)

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

(4)

Connect power.

4-40. MAINTENANCE OF DRIVE SYSTEM

Always disconnect power from battery (F10000RG-2) or power source (F10000R-6) prior to performing

internal maintenance. The unit could be turned on while you are working inside.

When checking an operating Unit.

Protect Against Moving Parts

Do not wear loose clothing in the vicinity of moving parts, such as shafts, flywheels, fans, belts, etc.

Keep your hands away from moving parts. Do not operate without protective guards and screens securely

in place.

4-51