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1. Combo Systems Introduction 🕙 00:59:23
19 Lessons-
Start00. Agenda 🕙 00:00:53
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Start1. What is a Combo System? 🕙 00:02:33
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Start2. Why Combine? 🕙 00:02:45
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Start3. Types of Home Heating Systems 🕙 00:04:20
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Start4. Forced Air Systems 🕙 00:03:30
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Start5. Hydronic: Radiant Floor Heating 🕙 00:05:50
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Start6. Hydronic: Radiators and Baseboards 🕙 00:02:34
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Start7. Steam: Radiators and Baseboards 🕙 00:01:17
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Start8. Electric Baseboards 🕙 00:02:11
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Start9. Canada Home Heat System Percentages 🕙 00:03:51
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Start10. Fuel Sources 🕙 00:05:18
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Start11. Fuel Sources Environmental Impact 🕙 00:01:38
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Start12. Fuel Sources Safety Impact 🕙 00:01:26
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Start13. Fuel Sources Installation Cost 🕙 00:01:34
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Start14. Fuel Sources Operating Costs 🕙 00:04:11
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Start15. Consumer Decisions 🕙 00:04:12
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Start16. Government Mandates and Rebates 🕙 00:03:44
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Start17. Combo System Use Cases 🕙 00:06:16
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Start18. END 🕙 00:01:12
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2. Components 🕙 01:39:58
31 Lessons-
StartLesson 2 Notes Worksheet
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Start00. Agenda
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Start1. Combo System DHW + Space Heating
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Start2. Major Components: Water Heater
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Start3. Water Heater (Tank Type) Anatomy
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Start4. Water Heater Operation Three Ways: DHW Only
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Start5. Water Heater Operation Three Ways: Space Heating Only and Space Heating + DHW
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Start6. Major Components: Air Handler
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Start7. Secondary Components: Water piping
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Start8. Combo Systems: General Idea & Piping
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Start9. Two Types of Systems: Open vs Closed
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Start10. Backflow Preventer Valves
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Start11. Expansion Tanks
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Start12. Circulation Pump
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Start13. The Rest Manual Valves
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Start14. Globe Valve
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Start15. Gate Valve
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Start16. Ball Valve
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Start17. Balancing Valve
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Start18. Manual Valve Overview and Required Manual Valves
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Start19. Automatic Valves
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Start20. Temperature & Pressure Valve
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Start21. Air Purge Valve
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Start22. Anti-Scald Valve
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Start23. Check Valve
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Start24. Automatic Valve Overview
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Start25. Controls and Low Limit Control
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Start26. Off Season Circulation Control
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Start27. Thermostat (Aquastat)
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Start28. Thermostat
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Start29. END
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3. Characteristics 🕙 01:19:18
23 Lessons-
StartLesson 3 Notes Worksheet
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Start00. Agenda
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Start1. Thermostat
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Start2. Sequence of Operation
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Start3. Typical Installations
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Start4. Combo System Characteristics
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Start5. Air Handler Output Capacity
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Start6. Combo Math
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Start7. Energy Balance
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Start8. Air Handler Output Capacity
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Start9. Hot Water Supply Temperature
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Start10. Water Flow Rate
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Start11. Airflow Rate
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Start12. Return Air Temperature
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Start13. Comparison and Summary
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Start14. Temperature Rise
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Start15. Design vs Field Conditions
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Start16. Air System Design
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Start17. Duct System Pressures
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Start18. How to Measure: Traverse Readings
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Start19. Pressure Exercise
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Start20. Why Measure Pressures?
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Start21. END
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4. Duct Systems 🕙 00:59:04
23 Lessons-
StartLesson 4 Notes Worksheet
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Start00. Agenda
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Start1. Duct System Design
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Start2. Duct System Types
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Start3. Extended Plenum
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Start4. Reducing Plenum
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Start5. Perimeter Loop
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Start6. Radial System
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Start7. System Goals
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Start8. Components of Duct Systems: Layout
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Start9. Components of Duct Systems
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Start10. Ductwork: Noise Reduction and Heat Loss(gain) Control
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Start11. Flexible Liners
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Start12. Exterior Insulation
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Start13. Flexible Duct Connectors
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Start14. Sealing Methods
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Start15. Airflow in the Duct System
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Start16. Forces in a System
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Start17. Static Pressure Test
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Start18. Duct Design & Sizing
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Start19. Ducts - Shape and Efficiency
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Start20. Equal Friction Method
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Start21. END
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5. Blowers 🕙 01:25:47
24 Lessons-
StartLesson 5 Notes Worksheet
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Start00. Agenda
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Start1. Duct System Sizing
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Start2. Blower Types (Axial)
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Start3. Blower Types (Centrifugal)
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Start4. Straight (Radial) Blade
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Start5. Forward-Curved
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Start6. Backward-Inclined
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Start7. Airfoil
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Start8. Fan Laws: CFM, Static, HP
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Start9. Fan Laws: Applied Problem
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Start10. Fan Laws: Applied Answer
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Start11. Blower Performance Curves
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Start12. Pressure Volume Curve
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Start13. BHP or HP Curve
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Start14. System Curve
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Start15. Blower Performance Curve
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Start16. Blower Curve Usage Example
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Start17. Delhi Blower Curve Software
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Start18. Blower Curve Problem & Answer
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Start19. Fan Curve Questions: 1.1 & 1.2
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Start20. Fan Curve Questions: 2.1 & 2.2
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Start21. Fan Curve Questions: 3.1 & 3.2
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Start22. END
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6. Water System & HRAI Combo Forms
27 Lessons-
StartLesson 6 Notes Worksheet
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Start00. Agenda
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Start1. Water System Pressures
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Start2. Domestic Water System Pressure
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Start3. Vertical Rise
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Start4. Pressure Drop
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Start5. Flow Rate
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Start6. Water System Design
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Start7. Pipe Design Criteria
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Start8. Equivalent Length of Pipe (Problem)
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Start9. Equivalent Length of Pipe (Answer)
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Start10. Pressure Loss Chart
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Start11. Pipe Material vs Pipe Size & Capacity
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Start12. Copper Pipe Sizing Comparison
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Start13. Pipe Sizing Conclusion
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Start14. Piping Installation Considerations
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Start15. Pump Selection
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Start16. Combo System Design Requirements
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StartHRAI Integrated Combo System Design Worksheet
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Start17. Combo System Worksheet (Page 1)
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Start18. Combo System Worksheet (Page 2)
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Start19. Combo System Worksheet: Part A
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Start20. Combo System Worksheet: Part B
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Start21. Combo System Worksheet: Part C
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Start22. Combo System Worksheet: Part D
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Start23. END
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StartWindsor Example & Answers
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1. Commissioning Manual Intro
21 Lessons-
StartCommissioning L1-0
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StartCommissioning L1-1
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StartCommissioning L1-2
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StartCommissioning L1-3
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StartCommissioning L1-4
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StartCommissioning L1-5
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StartCommissioning L1-6
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StartCommissioning L1-7
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StartCommissioning L1-8
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StartCommissioning L1-9
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StartCommissioning L1-10
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StartCommissioning L1-11
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StartCommissioning L1-12
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StartCommissioning L1-13
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StartCommissioning L1-14
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StartCommissioning L1-15
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StartCommissioning L1-16
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StartCommissioning L1-17
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StartCommissioning L1-18
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StartCommissioning L1-19
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StartCommissioning L1-20
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3. Commissioning Worksheets A-F
11 Lessons