Disconnect Switch; Install Thermostat - Lennox Elite EL22XPV Series Installation Instructions Manual

Thermostat Type Indoor Unit Type
S30 Communicating Comunicating Gas
Thermostat Furnace or Air Handler
Conventional 24VAC Any Furnace or Air
2-Stage Cooling
Thermostat (non-communicating
(non-communicating) or communicating)
Conventional 24VAC Any Furnace or Air
Single-Stage Cooling
Thermostat (non-communicating
(non-communicating) or communicating)
1
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.
MAIN FUSE
BOX/BREAKER
SERVICE
DISCONNECT
SWITCH
NOTE - Units are approved for use only with copper
conductors. Ground unit at disconnect switch or
connect to an earth ground.
EL22XPV Thermostat Control Options
Qty. of
Wires to
EL22XPV
4
Handler
6
Handler
5
PANEL
EL22XPV
Terminal Strip
Connections
Fully Communicating Variable Capacity
R, I+, I-, C
Operation Based Upon Thermostat Demand
Full Variable Capacity Operation Controlled
R, C, W1, O, Y1, by EL22XPV Unitary Control Using Suction
Y2 Pressure in the Cooling Mode and Liquid
Full Variable Capacity Operation Controlled
R, C, W1, O, Y1 by EL22XPV Unitary Control Using Suction
(Jumper Y1 to Y2) Pressure in the Cooling Mode and Liquid
Pressure in the Heating Mode
2

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
5 FEET
(1.5M)
NOTE - 24VAC, Class II circuit connections are
made in the control panel.
FIGURE 11
Page 13
Unit Operation
Pressure in Heating Mode
Field Wiring
Diagram
Figure 13
Figure 14
Figure 14