Haier GE NS23AMA Installation Instructions Manual page 15

Thermostat Type Indoor Unit Type
Conventional Any Furnace or
24VAC 2-Stage Air Handler (non-
Cooling Thermostat communicating)
Conventional Any Furnace or
24VAC Single-Stage Air Handler (non-
Cooling Thermostat communicating)
Size Circuit and Install Service Disconnect
Switch
Refer to the unit nameplate for minimum circuit ampacity,
and maximum fuse or circuit breaker (HACR per NEC).
Install power wiring and properly sized disconnect switch.
BOX/BREAKER
SERVICE
DISCONNECT
SWITCH
Figure 7.
NOTE: Units are approved for use only with copper
conductors. Ground unit at disconnect switch or connect
to an earth ground.
508296-G01 / 31-5000753
Qty. of
Wires to
Unit
4
3
Table 6. Thermostat Control Options
MAIN FUSE
PANEL
NS23AMA Terminal
Strip Connections
Full Variable Capacity Operation
R, C, Y1, Y2 Controlled by NS23AMA Unitary
Control Using Suction Pressure
Full Variable Capacity Operation
R, C, Y1
Controlled by NS23AMA Unitary
(Jumper Y1 to Y2)
Control Using Suction Pressure
Install Thermostat
Install room thermostat (ordered separately) on an inside
wall approximately in the center of the conditioned area
and 5 feet (1.5m) from the floor. It should not be installed
on an outside wall or where it can be affected by sunlight
or drafts.
THERMOSTAT
NOTE: 24VAC, Class II circuit connections are made in
the control panel.
Issue 2231
Unit Operation
5 FEET
(1.5M)
Figure 8.
Field Wiring
Diagram
Figure 11
Figure 10
Page 15 of 24