Heat Pump Unit - McQuay M5WM Series Installation And Maintenance Manual

Figure 16. Cooling Only Size 20 & 25
Indoor Unit
Terminal Block Connecting Wires
COMP
N2
N1
L
Power
supply
208/230V L2
!
Page 12
Outdoor Unit
Terminal Block
COMP
L1
NEC requires an approved
electrical disconnect within sight
of the unit so that anyone
working on the unit can turn the
power off and see that its not
accidentally turned back on. This
will require two disconnects, one
by the outdoor unit and one by
the indoor unit.
Figure 17. Heat Pump Unit Size 20 & 25
Outdoor coil sensor, 2 conductor cable, (26 feet long)
L1
shipped with the indoor unit. Extend with 22 ga. low voltage
wire if not long enough to reach outdoor unit.
L2
Indoor Unit
Terminal Block
4WV
L1
OF
L2
Comp
N2
N1
L
Connecting Wires
Power L1
supply
L2
208/230V
NEC requires an approved
electrical disconnect within
!
sight of the unit so that
anyone working on the unit
can turn the power off and
see that its not accidentally
turned back on. This will
require two disconnects, one
by the outdoor unit and one
by the indoor unit
IM-5WMF(SEER13)-0706
Outdoor Unit
Terminal Block
A
4WV
OF
COMP
L1
L2
L1
L2