840569-YTG-B-1012
14
Johnson Controls Unitary Products
ACCESSORIES
Refer to Price Manual for specific model numbers.
Off Cycle Timer Delay
- Provides a 5-minute off cycle to pre-
vent rapid recycling of the compressor.
Start Assist Kit (S1-2SA067*) -
Provides increased starting
torque for areas with low voltage. See Hard Start Kit Accessory
Installation Manual for Hard Start Kit part number for each
model.
TXV Kits -
S1-1TVM series thermal expansion valves precisely
meter refrigerant for optimum performance over a wide range of
conditions. See System Charge table for TXV part number for
each model.
Thermostats
- Compatible thermostat controls are available
through accessory sourcing. For optimum performance and
installation, refer to the UPGNET “Low Voltage Wiring Diagram”
document to select and apply controls.
SOUND POWER RATINGS
Rated in accordance with ARI Standard 270-1995.
TYPICAL INSTALLATION
TYPICAL FIELD WIRING
UNIT MODEL
(dBA)
18
75
24
76
30
76
36
76
42
76
48
77
60
78
60” OVERHEAD
CLEARANCE
MINIMUM 18” SERVICE
ACCESS CLEARANCE
ON ONE SIDE
WEATHERPROOF
DISCONNECT
SWITCH
THERMOSTAT
10” CLEARANCE
AROUND PERIMETER
CONTROL
ACCESS
PANEL
TO INDOOR COIL
NEC CLASS 1 WIRING
NEC CLASS 2 WIRING
TO FURNACE OR
AIR HANDLER
TERMINAL BLOCK
SEAL OPENING(S) WITH
PERMAGUM OR EQUIVALENT
NOTES:
ALL OUTDOOR WIRING MUST BE WEATHERPROOF.
MINIMUM 24” UNIT TO UNIT CLEARANCE.
ALL FIELD WIRING TO BE IN ACCORDANCE WITH ELECTRIC CODE (NEC) AND/OR LOCAL CODES
POWER WIRING
208/230-1-60
CONTACTOR
TERMINALS
COIL
GND.
LUG
C
Y
R
G
W
Y
R
G
W
POWER WIRING
CONTROL WIRING
FACTORY WIRING
24 VOLT CONTROL WIRING
MINIMUM 18 GA. WIRE
(NEC CLASS 2)
FURNACE OR AIR HANDLER TERMINAL BLOCK
ROOM THERMOSTAT
CONDENSING UNIT
ALL OUTDOOR WIRING MUST BE WEATHERPROOF. USE COPPER CONDUCTORS ONLY.
TERMINAL W IS ONLY
REQUIRED ON SYSTEMS
WITH HEAT.
*
*
