Heatcraft Refrigeration Products H-IM-79E manual Table of Contents, Installation and, January

Beacon II™

Refrigeration Systems

H-IM-79E	JANUARY 2011		Part No. 25001401
Replaces H-IM-79E (09/07)
Installation and			Table of Contents
		Beacon II™ Board Layout......................................................... 3
Operation Manual		Installation Tips......................................................................... 4
		Refrigerant Line Brazing............................................................ 5
		Power Supply............................................................................ 5
		Wiring........................................................................................ 5
		Multiple Evaporator Configuration............................................ 6
		Box Temperature Control Settings............................................ 7
		Leak Testing.............................................................................. 7
		Refrigerant Charging ................................................................ 7
		Start-Up Operation.............................................................. 8-11
		Operating Mode Display......................................................... 11
		Programming and Reviewing Settings and Changes ....... 12-13
			Program Review Button
			Select Button
			Enter Button
		Monitoring Items..................................................................... 14
			Monitor Button
			Force Defrost Button
			Force Service Button
			Reset Time Button
			Clear/Test Button
		Locking The Beacon II Board.................................................. 15
		Status Indicator LED.......................................................... 15-16
		Low Ambient Operation.......................................................... 16
		Pumpdown......................................................................... 16-17
		Defrost................................................................................ 17-18
		Alarms .................................................................................... 18
		Error Indicator......................................................................... 19
		Checking Operation of Expansion Valve............................ 20-21
		Power Failures........................................................................ 21
		Spare Sensor Terminals.......................................................... 21
		Checking Sensors................................................................... 21
		Sensor Resistance/Temperature Table................................... 22
		System Defaults...................................................................... 22
		InterLink Replacement Parts List............................................ 23
	™	Operational Limits................................................................... 23
		Expansion Valve Capacity....................................................... 24
		Diagnostics........................................................................ 24-27
		Wiring Diagrams................................................................. 28-33
		Preventive Maintenance.......................................................... 34
		Service Record................................................................... 35-36