TM 9-4110-256-14
4-6. INSTALLATION INSTRUCTIONS. -Continued
NOTE
The two mounting angles with notches must go on top.
(6) Secure the refrigeration unit to the refrigerator enclosure using four unit mounting angles (3), lock washers
(2), and nuts (1).
(7) Remove sling(s) (4).
d. Power Connection. The refrigeration unit must be connected to a four or five wire 208/230 Vac, 50/60 Hz, 1 amp
source of electrical power.
(2) Loosen two screws (2) and open enclosure assembly door.
WARNING
High voltage can kill. Personal injury or death can occur if power is connected to input power
cable when installing.
(3) Be sure power is disconnected from input power cable. Push cable through rubber grommet (3) then
through cable strain relief bushing (4). Leave enough slack in cable wire leads to make connections to
terminals and tighten bushing.
CAUTION
Operating the refrigeration unit prior to performing preliminary service, can cause equipment
damage.
(4) Connect wire leads to terminal block TB2 and GROUND inside enclosure assembly. When using only four
wires, connect the fourth wire to GROUND and not neutral (N).
WARNING
High voltage will be exposed in enclosure assembly. Connecting power to the refrigeration unit
with the enclosure assembly door open can cause personal injury or death.
(5) Close enclosure assembly door and tighten two screws (2) to secure.
(6) Close and secure right side condenser door (1).
4-4