Springfield Technical Community College

ACADEMIC AFFAIRS

Course Number:	ENGY 230	Department:	Energy Systems Technology	
Course Title:	Energy Systems Lab 2	Semester:	Spring	Year:	1997	

Objectives/Competencies

Course Objective	Competencies	
1.	Application of hot water zoning.

2.	Operation of zone-type hot water makers.

3.	Operation of steam boiler.

4.	Operation of forced warm air heating system.

5.	Operation of forced hot water heating system.

6.	Tune-up procedure for oil burner.

7.	Clean heat exchanger surfaces of boiler/furnace.

8.	Trouble-shooting procedures.

9.	Commercial burner control systems.

10.	Honeywell 4795/7795 commercial control system.

11.	Fireye M-Series 2 control system.

12.	Honeywell 4140 control.

13.	Honeywell BC 7000/Fireye E 100 controls.

14.	Alarm circuit.

15.	Service procedure on fire tube boiler.

16.	Start-up procedure on boiler.

17.	Boiler water level circuit.

	1.	Explain how to replace electric zone valve head.
2.	Adjust heat anticipator of thermostat.
3.	Explain procedure for sweating valve into system.

1.	Explain operation of aquastats used.
2.	Wire hot water maker to aquastat control.
3.	Describe piping to hot water maker.
4.	Adjust temperature controls on aquastat and HWM.

1.	Properly wire live boiler.
2.	Explain electrical connections in wiring.
3.	Set water level in boiler.
4.	Check operation of low water cut-off.
5.	Check operation of limit control.
6.	Adjust thermostat.

1.	Properly wire live furnace.
2.	Adjust fan on/off settings.
3.	Adjust high limit setting.
4.	Perform temperature tests.

1.	Properly wire live hot water boiler.
2.	Adjust aquastat settings and bleed air from system.

1.	Replace nozzle.
2.	Adjust air handling parts.
3.	Install burner into combustion chamber.
4.	Perform combustion tests and adjust as needed.

1.	Remove access panels to heat exchanger.
2.	Analyze condition of unit.
3.	Explain combustion chamber type/condition.
4.	Prepare vacuum bag/filters.
5.	Select proper brushes.
6.	Vacuum unit.

1.	Explain symptoms of problem.
2.	Follow proper steps in solving problem.
3.	Identify repairs as needed.
4.	Repair and test system.

1.	Properly wire Honeywell 890F control.
2.	Perform scanner signal test.
3.	Check safety timing.
4.	Check flame failure response timing.
5.	Check operation of low voltage control circuit.

1.	Properly wire control system.
2.	Test scanner signal.
3.	Test air flow circuit.
4.	Check operation of pre-purge timer.
5.	Identify amplifier used.

1.	Identify dip switch settings.
2.	Explain recycle feature.
3.	Test flame signal strength.

1.	Explain purpose of run/test switch.
2.	Explain purpose of BSMI circuit.
3.	Explain operation of motor starter.
4.	Explain purpose of low/high fire switches.
5.	Properly wire modulation circuit.

1.	Explain basics of microprocessor control.
2.	Identify codes displayed by control.
3.	Explain purpose of expansion module.
4.	Explain flame signal readings.
5.	Test infrared control.

1.	Explain lockout circuit.
2.	Explain and test flame failure response time.
3.	Properly wire alarm circuit.
4.	Explain operation and purpose of alarm silencer.

1.	Remove burner from boiler.
2.	Open front and rear doors.
3.	Explain operation of 4-pass system.
4.	Explain how to clean boiler.
5.	Adjust spark ignition system
6.	Reassemble boiler.

1.	Explain valves to open/close.
2.	Explain fuel selection circuit.
3.	Start oil pump/gas system.
4.	Explain oil/gas pressure settings.
5.	Explain burner cycle from pre- through post purge.

1.	Explain operation of low water cut-off.
2.	Explain operation of automatic water feeder.
3.	Explain service procedure on feeder valve.