MCCCD Program Description

Metasys: Boiler Operation and Maintenance

Course: JCI129

First Term: 2012 Spring

Lecture 3 Credit(s) 3 Period(s) 3 Load
Subject Type: Occupational
Load Formula: S

Description: Types, standards, and principles of operation of steam boilers. High and low pressure boiler systems. Gauges, valves and accessories in boiler fittings. Steam and water accessory components. Fuel burning equipment for gas/oil boiler systems. Draft measurement and control. Combustion process. Gauges and measuring devices. Boiler water treatment. Hot water heating systems. Cooling systems. Boiler operations and safety.

MCCCD Official Course Competencies
1. Identify specific types, standards and principles of operation of steam boilers. (I) 2. Demonstrate use of specific gauges, valves and other accessories in boiler fittings in high and low pressure boilers. (II) 3. Explain basic boiler room systems for high pressure boilers. (III) 4. Describe steam and water accessory components including feedwater heaters, pumps, lines, floats, traps, valves, regulators, and cutoffs. (IV) 5. Identify fuel burning equipment including fuel oil burners, gas burners, combination burners and stokes. (V) 6. Demonstrate draft measurement in high and low pressure boilers. (VI) 7. Describe the combustion process for specific fuels including automatic controls. (VII) 8. Demonstrate boiler instrumentation using gauges, temperature measuring devices, pneumercators, flow meters, recorders and smoke indicators. (VIII) 9. Explain boiler water treatment process including blowdown systems, scale, oxygen, chemicals priming and carryover, and contamination. (IX) 10. Describe boiler hot water heating systems including circulation and temperature control. (X) 11. Describe specific types of cooling systems and the principles of operation including compression, refrigerants, absorption, lithium bromide and water systems. (XI) 12. Describe safe steam boiler operations including operator duties, start up and shut down, inspection, routine maintenance, and emergency procedures. (XII)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.

MCCCD Official Course Outline
I. Steam Boilers A. Types 1. high pressure boilers 2. low pressure boilers B. Principles of operation 1. high pressure boilers 2. low pressure boilers II. Boiler Fittings A. High pressure boilers 1. valves 2. columns 3. gauges 4. cocks 5. whistles 6. vents 7. separators 8. superheaters 9. soot blowers B. Low pressure boilers 1. valves 2. gauges 3. columns 4. blowdown lines 5. plugs 6. vents C. Accessories 1. tanks 2. recovery systems III. Basic Boiler Room Systems A. Steam system B. Feedwater system C. Fuel system D. Draft system IV. Steam and Water Accessories A. Feedwater heaters B. Pumps and lines C. Condensate tank and pump unit D. Floats, valves, and regulators E. Traps and strainers F. Cutoffs V. Fuel Burning Equipment A. Fuel oil burners B. Gas burners C. Combination gas/fuel oil burners D. Stokers (coal burners) VI. Draft Measurement A. High pressure boilers 1. instruments 2. natural and mechanical draft 3. Air heaters 4. Gas and fuel oil draft systems 5. Chain (traveling) grate stoker draft systems 6. Pulverized coal draft system 7. Scrubbers B. Low pressure boilers 1. natural draft 2. mechanical draft VII. Combustion A. Fuels 1. coal 2. fuel oil 3. natural gas B. Automatic combustion controls VIII. Instrumentation A. Pressure gauges B. Temperature measuring devices C. Pneumercators D. Flow meters E. Recorders F. Smoke indicators IX. Boiler Water Treatment A. Process B. Automatic blowdown systems C. Scale D. Oxygen in boiler water E. Feeding chemicals F. Priming and carryover G. Contamination X. Hot Water Heating Systems A. Natural circulation B. Forced circulation C. Water temperature control XI. Cooling Systems A. Types 1. direct systems 2. indirect systems 3. lithium and water systems B. Operation 1. compression 2. absorption 3. refrigeration XII. Steam Boiler Operations and Safety A. Operator duties and responsibilities B. Boiler start up and shut down C. Boiler inspection D. Routine maintenance E. Emergency procedures

MCCCD Governing Board Approval Date: 12/13/2011

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.