Maintenance Mechanic

 

WORK PROCESS

MAINTENANCE MECHANIC

O*NET-SOC CODE: 49-9041.00 RAPIDS CODE: 0308

APPROXIMATE HOURS

A. Electrical 

2,500

 

 

1. Cable Wiring

500

 

 

2. Installation of switches, fixtures, panels, receptacles, and devices

200

 

3. Grounding

250

 

 

4. Installation of conduit

200

 

 

5. Installation of conductors

300

 

 

6. Installation of control panels

50

 

 

7. Installation of power and control transformers

150

 

 

8. Installation of motors

100

 

 

9. Control wiring

200

 

 

10. Cable splicing and termination

100

 

 

11. Switch gear panels and disconnects

100

 

 

12. Raceways, wireways, and supports

100

 

 

13. Magnetic starters

250

 

 

B. Heating

4,000

 

 

1. Service methods and shop work

500

a. Theory
b. General troubleshooting
c. Motors, fans, pumps, etc.

 

2. Installation and servicing oil burners

2,000

a. High pressure gun burners
b. Low pressure atomizers
c. Rotary burners
d. Electrical equipment and circuits, proper grounding and short
circuits, protection fusing, starter, and contactor overloads motor
e. Settings and mounting equipment
f. Fittings, tubing, and piping
g. Vibration elimination
h. Control installation
i. Soldering and brazing
j. Hangers – installation and sizing

 

 

3. Controls

500

a. Thermostatic switches
1. low pressure
2. high pressure
b. Humidistats
c. Timing devices
d. Starters
1. contactors
2. relays
e. Pneumatic systems – damper
f. Oil Burner controls (thermostats, aquastats, limit controls,
and primary controls) as used in steam, hot water, warm air, and
vaporizing burner

 

 

4. Valves

500

a. Pressure relief valves
b. Low water cutoff valve
c. Pressure reducing valve
d. Service valves

 

 

5. Servicing, testing, and adjusting

500

a. Nozzles
b. Ignition
c. Pumps and regulating valves
d. Smoke and soot
e. Noise
f. Excessive fuel consumption

 

 

C. Refrigeration

1,500

1. Installation and service of compression systems

500

a. Compressors, all types
b. Condensers
1. water
2. air cascade
3. evaporative
4. combinations
c. Receivers
1. tube
2. shell
d. Evaporators
1. tube
2. shell
3. fin
4. plate
5. brine
6. wet and dry
e. Piping, all materials

 

 

2. Refrigerant controls

500

a. Expansion valves
b. Power elements and mechanisms
c. Capillary tubes
1. sizing
2. orifices
d. Check valves
1. solenoids
2. unloaders
3. pressure and relief

 

 

3. Commercial Refrigeration

500

a. Condensing units, all types
b. Coils and evaporators
1. wet
2. dry
c. Heat exchangers
1. chemical reactivators
2. driers
d. Vacuum and pressure tests
1. evacuating
2. charging
e. Surge tanks, separators, refrigerant piping, and insulating
f. Multiple installations
1. multi temp
2. freezers
g. Cold storage and processing
1. maintenance
2. service

 

 

TOTAL HOURS

8,000

 

Math

1. Algebra I
2. Technical Math

 

Science

1. General Physics I
2. General Physics II

 

Graphics

1. Blueprint Reading
2. Basic Draft
3. Electrical Drafting
4. Schematics

 

Communication

1. Business Management
2. Communications I
3. Technical Writing
4. Human Relations

 

Trade Theory

1. RAC I
2. RAC II
3. OSHA
4. NFP 30
5. Oil Burner Codes
6. DC Circuits Theory &Lab or Electricity/Electronics II
7. AC Circuits Theory & Lab
8. Electric Motors
9. Three Phase
10. Transformers Theory and Lab
11. or
12. Transformers
13. Industrial Electronics Theory and Lab or Electrical Controls
14. Wiring Practices
15. Advance Wire Theory and Lab
16. National Electrical Code
17. Introduction to Computers