Core competencies:
- Basic Competencies
- Safe Work Practices
- Duct Sealing
- Seal ducts
- Repair/modify ducts per work order
- Project Management
- Know building codes, esp. energy & H&S codes
- Order materials to avoid delays
- Maintain QC of wx work & ensure it meets pgm stds
- Warehouse materials as necessary
- Diagnostic Testing
- Duct testing
- Know problems w/ different kinds of leakage
- Conduct pressure pan, duct blaster, or Delta Q
- Determine dominant duck leakage
- Measure & resolve room pressure imbalances
- Steam & hot water pipe testing
- Know components & oper of steam & HW sys
- Test air vents, steam traps, t'stat rad valves, etc.
- Bleed air from HW distribution system
- Estimate energy impact of overheating problems
- Duct testing
- Combustion Appliance Safety
- Know CO action levels
- Know code requirements of:
- Vent sizing, materials, clearances, installation
- Safety shut-off devices
- Gas line sizing
- Combustion air
- Know causes & remedies of common vent problems
- Measure CO in ambient air
- Measure CO in vented & unvented appliances
- Measure CO of gas & propane stoves & ranges
- Clean & adjust ovens/ranges to remedy high CO
- Understand as-measured & air-free CO readings
- Detect gas, propane, and fuel oil leaks
- Conduct worst-case draft test of CAZ
- Measure CAZ & ensure adequate combustion air
- Clock a gas meter to determine appliance input
- Measure temp rise/drop & static press drop on FA sys
- Measure steady-state efficiency of vented units
- Assess adequacy of plenum & duct sizes
- Measure Selection
- Estimate heating & cooling load of a building
- Business Management
- Maintain required licenses
- Possess adequate insurance
- Employ U.S. citizens or properly documented aliens
- Bid, negotiate, & sign contracts as necessary
- Heating & Cooling Equipment
- Repair/place heating & cooling eqmt per code
- Repair/place combustion appliance vent systems
- Repair/place water heater
- Add supply & return plenums & ducts as necessary