TM 9-4110-254-14
4-6.
INSTALLATION INSTRUCTIONS. - Continued
d. Power Connection. The refrigeration unit must be connected to a four or five wire 208/230 Vac, 50/60 Hz, 12 amp
source of electrical power.
(1)
(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 door (1).
4-4