York YHJD18 THRU 60 Accessories, Typical Installation, Sound Power Ratings, Typical Field Wiring

ACCESSORIES

Refer to Price Manual for specific model numbers.

Start Assist Kit (2SA067*)

Blower Time Delay - Available to increase efficiency when installed. Installs on indoor section and maintains blower for approximately one minute after cooling thermostat has been satisfied.

Hard Start Kits - Provides required starting torque for use with Thermal Expansion Valve Kit.

Low Temperature Cutout (2LT06700224) - Prevents heat pump operation below -10°F ambient temperature.

Compressor Blanket - Designed to further reduce the nor- mal operating sound.

Add-on Fossil Fuel Control - Interface controls for use with gas, oil furnaces and the heat pump system are available.

Thermal Expansion Valve Kit - 1TVM Series TXV kit used to improve system performance.

Outdoor Thermostat (2TD06700124) - Provides additional staging of supplemental electric heat.

TYPICAL INSTALLATION

398612-YTG-B-0608 Room Thermostats - A wide selection of matching thermo- stats is available to provide features required for any installa- tion.

2H/1C, manual changeover electronic non-programmable thermostat.

3H/2C, non-programmable digital thermostat.

3H/2C, auto/manual changeover, electronic programmable, 7-day, hardwire thermostat.

*For the most current accessory information, refer to the price book or consult factory.

SOUND POWER RATINGS

UNIT MODEL		(dBA)*
	Cooling		Heating
018	TBD		TBD
024	TBD		TBD
030	TBD		TBD
036	TBD		TBD
042	TBD		TBD
048	TBD		TBD
060	TBD		TBD

* Rated in accordance with ARI 270-95 Standards.

60” OVERHEAD CLEARANCE

6” CLEARANCE AROUND PERIMETER

NOTE:

ALL OUTDOOR WIRING

MUST BE WEATHERPROOF.

MINIMUM 18” SERVICE

ACCESS CLEARANCETHERMOSTAT

ON ONE SIDE

WEATHERPROOF

DISCONNECT

SWITCH

NEC CLASS 1 WIRING

TO FURNACE OR

AIR HANDLER

TERMINAL BLOCK

NEC CLASS 2 WIRING

TO INDOOR COIL

CONTROL
ACCESS	SEAL OPENING(S) WITH
PANEL	PERMAGUM OR EQUIVALENT

TYPICAL FIELD WIRING

ALL FIELD WIRING TO BE IN ACCORDANCE WITH ELECTRIC CODE (NEC) AND/OR LOCAL CODES

POWER WIRING

208/230-1-6024 VOLT CONTROL WIRING MINIMUM 18 GA. WIRE

(NEC CLASS 2)

POWER WIRING CONTROL WIRING FACTORY WIRING

CONTACTOR

TERMINALS

GND.

LUGCOIL

CONDENSING UNIT

FURNACE OR AIR HANDLER TERMINAL BLOCK

C Y R G W

* TERMINAL W IS ONLY REQUIRED ON SYSTEMS WITH HEAT.

*

Y R G W

ROOM THERMOSTAT

ALL OUTDOOR WIRING MUST BE WEATHERPROOF. USE COPPER CONDUCTORS ONLY.

Johnson Controls Unitary Products 15