TM 9-4120-388-14
4-46. JUNCTION BOX REMOVAL INSTALLATION.
This task consists of:
b. Installation
a. Removal
INITIAL SET-UP:
Turn off 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.
Removal.
a.
(1)
Loosen two captive panel fastener screws in lower front panel.
(2)
Tilt top of lower front panel out and lift panel up to remove.
(3)
Loosen four captive panel fastener screws injunction box mounting flange.
(4)
Slip junction box out to gain access to control panel (P2) and (P3) plugs, and push-pull control wire clamps
(5)
Remove four screws from control panel.
(6)
Support control panel so that capillary line and electrical harness will not be damaged.
(7)
Remove two screws and spacers from push-pull cable clamps on side of junction box.
Loosen screw in core end fitting and remove from end of push-pull control wire.
(8)
Pull push-pull control wire free from junction box.
(9)
(10) Disconnect (P2) and (P3) harness plugs.
(11) Remove junction box.