Inspect (cont)

TM 10-4110-262-13&P

0016 00

8. Replace the condenser section cover and exhaust grille and secure all fasteners.

9. Check that the RU controller box is firmly attached to the RU base plate and it is free of cracks or

other damage.

10. Inspect the condensate drain to ensure it is not restricted or damaged.

11. Inspect the RU interior (evaporator) section and drain. Note any damage to the enclosure or missing

or loose fasteners.

12. Plug the RU into a 208/230 VAC, 50-60 Hz, three-phase electrical source. Start the RU and note the

interior temperature. Set the controller setpoint:

a. To a temperature above the interior temperature and confirm that the RU controller unit operation

indicator light glows red.

b. To a temperature below the interior temperature and confirm that the unit operation indicator light

glows green.

13. After the interior temperature falls below 36 F, initiate a manual defrost cycle and confirm that the

defrost indicator light glows.

0016 00-3