Control Panel and Controls.

TM 5-4120-364-13

( 5 ) I n s t a l l a t i o n . R e f e r to figure 3-9 and install covers and panels by

t u r n i n g fasteners ( 8 ) o n e - q u a r t e r turn clockwise.

b . Control Panel and Controls.

WARNING

High voltage is on components in control

b o x . Disconnect power leads to air con-

ditioner before removing control panel.

(1) Removal.

( a ) Turn main control switch to the OFF position and disconnect main

power to air conditioner.

( b ) Refer to figure 3-9 and remove six screws (22) and washers (23),

t h e n turn fasteners (8) one-quarter turn counterclockwise and removel panel (21).

( c ) Loosen setscrew (23, figure 3-10 and remove knob (24) from temp-

erature control (27).

( d ) Turn six fasteners (22) one-quarter turn counterclockwise and

r e m o v e control panel.

( e ) Remove knob from selector switch (18), then remove screws (13)

a n d washers (3) and remove selector switch.

(2) Installation.

(a) Secure selector switch (18) to back of control panel (16) with

s c r e w s (13) and washers (3).

(b) Position control panel in place and secure with six fasteners

(22) by turning fasteners one-quarter turn clockwise.

( c ) Place knob (24) on shaft of temperature control (27) and secure

with setscrew (23).

( d ) Place knob on shaft of selector switch (18) and secure with screw.

( e ) Refer to figure 3-9 and secure panel (21) to unit by turning

fasteners (8) one-quarter turn clockwise. Install six screws (22) and washers (23).

c . Selector Switch.

(1) Removal.

(a) Refer to figure 3-10 and remove setscrew (23) and knob ( 2 4 ) .

( b ) T u r n f a s t e n e r s ( 2 2 ) o n e - q u a r t e r t u r n c o u n t e r c l o c k w i s e and remove

control

panel.

3-18