TM 9-4120-388-14
4-64. EVAPORATOR COIL CLEANING.
This task consists of:
a. Inspection of installed coil
b. Cleaning
c. Installation
INITIAL SET-UP:
Equipment Condition
Mist eliminator removed 4-35)
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.
a.
I n s p e c t i o n of installed coil.
(1) Be sure that power is disconnected.
(2) Check for accumulated dirt. Clean if an accumulation of dirt is evident.
(3) Check fins for dents, bent edges, or any condition that would block or distort air flow. Straighten all damaged
fins with a plastic fin comb.
4-121