TM 9-4120-371-14
(4) Refer requirements for further repair to direct support maintenance.
d. Lubrication
(1) Apply a few drops of light oil to all pivot points of the louvers.
(2) Wipe or blot up all excess oil with a cloth or paper towel.
e. Installation
(1) Aline captive studs with casing fasteners.
(2) Using screwdriver, secure grille with six captive turnlock stud fasteners.
Followon procedures: Connect power.
Disconnect input power to the air conditioner before performing any internal maintenance.
Voltages used can KILL. Shutting the unit off at the control panel does not disconnect unit
power.
Preliminary procedure: Turn unit off at power source. If there is a chance that it will be turned on, also
disconnect
power cable to air conditioner.
a. Removal
(1) Using screwdriver, remove eight screws and flat washers from guard.
(2) Remove guard.
b. Inspection. Check that guard is not bent or broken. If damaged, refer repair to direct support
maintenance.
c. Installation
(1) Aline mounting holes with casing fasteners.
(2) Using screwdriver, secure guard to casing with eight screws and flat washers.
Followon procedure: Connect power.
