Heating System Operation And Maintenance

  • June 2020
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File : pdf, 15.1 MB, 277 pages Download : http://artikel-software.com/blog TOC 1 Introduction 1.1 Purpose 1.2 Cancellation 1.3 Training 1.4 Educational Program 1.5 Keeping As-Built Drawing Records 1.6 Manufacturers'instructions 1.7 Maintenance Program 1.8 Tool Requirement 1.8.1 Required Tools 1.9 safety 2 RESIDENTIAL AND COMMERCIAL GAS FIRED FURNACES 2.1 FUELs 2.2 Gas Burning Equipment 2.3 Atmospheric Gas valve 2.4 Light off 2.5 Pilot Burner 2.6 Combination Gas valve 2.7 Bimetal type pilot 2.8 Automatic Reignition 2.9 Low Gas Pressure Cutout 2.10 Heat Exchanger 2.11 Furnace Fan 2.12 Limit Switches 2.13 Millivoltage Systems 2.14 Electronic Ignition systems 2.15 Condensing Furnaces 2.16 Troublesooting Gas-Fired Furnaces 3 RESIDENTIAL AND COMMERCIAL OIL-FIRED FURNACES 3.1 Oil-Fired System 3.2 Oil as a Fuel 3.3 Oil Combustion 3.4 Combustion Chamber 3.5 Heat exchanger 3.6 Draft 3.6.1 Draft Regulators 3.6.2 Flue and Chimney exhaust 3.7 Fuel Oil Burners 3.7.1 Flame-Retention Burners 3.8 Burner Motor 3.8.1 Primary Controls 3.8.2 Cadmium Cell Flame Detectors 3.8.3 stack Detector 3.8.4 Stepping the Stack control 3.8.5 Checkout procedure 3.9 Flue Gas Measurement and flue loss efficiency 3.9.1 Stack loss theory 3.9.1.1 Assumptions 3.9.2 Measurement Of carbon Dioxide Or oxygen

3.9.3 Other Carbon Dioxide Or oxygen Measurement Techniques 3.9.4 Measurement Of flue Gas Temperature 3.9.5 Smoke Measurement 3.9.6 draft 3.10 Maintenance 3.11 Troubleshooting 4 THERMOSTATS 4.1 Thermostats 4.2 Gas Furnace Electrical Circuits 4.3 Oil Furnace Electrical Circuits 5 ELECTRIC HEAT 5.1 Resistance Heating 5.2 Electric Furnace 5.3 Heating element 5.4 Operating Sequence 5.5 Element staging-Single-Stage thermostat 5.6 Blower control 5.7 Electric Furnace Electrical Circuits 6 STEAM AND Hot WATER SYSTEMS 6.1 One-Pipe Hot water System 6.2 Two-Pipe Water System 6.3 Control Of water Coils 6.4 Steam Piping 6.5 Condensate System 6.6 Condensate Piping 6.7 condensate Pumps 6.8 Pipe Expansion 7 STEAM TRAPS 7.1 Steam Trap 7.2 Steam trap Classifications 7.3 Steam trap Types 7.4 Selecting The type Of trap 7.5 Sizing Traps 7.6 Instalations Guidelines 7.7 Implementing Standards 7.8 Economic Benefits Of Proper Inspection And Maintenance 7.9 Establishing and Inspection and maintenance Program 7.10 Inspection Schedules 7.11 Safety Precautions 7.12 Inspection Methods 7.12.1 VIsual Observation 7.12.2 Sound Detection 7.12.3 Temperature Measurements 7.13 Inspection Procedures 7.14 Inspection for Misapplication 7.15 Trap Failures 7.16 Troubleshooting 7.17 Inspection Reports and Records 7.18 Trap Repair and Replacement 7.19 Shop Testing of Steam Traps Section 8 HEAT PUMPS 8.1 Objective

8.2 8.3 8.4 8.5

Heat Pump Versus Electric Heat Heat Pump Components Four-Way Reversing Valve Effect Of outside Temperature

Section 9 HEATING SYSTEMS MAINTENANCE PROCEDURES 9.1 Motors and Drives 9.2 Filters 9.3 Gas Burners 9.4 Cleaning Of Heat Exchangers 9.5 Piloc Burner Orifices 9.6 Checking Draft 9.7 Controls

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