Inc. Air Conditioner User Manual

505430-BTG-A-0309

Johnson Controls Unitary Products 99

Typical Field Wiring Diagram - NH/NJ-10 Thru NH/NJ-20

Unit

NOTE: On non NH/NJ Air Handler models isolation relays

must be installed to avoid overloading on 75 VA

transformer on the condensing unit.

NH/NJ-10 Thru NH/NJ-20 Liquid Line Solenoid Wiring