WD Catalog 2018

Subject Index Click on page number to go to page. Pages references in italic refer to Glossary entries.

equalizer line i-3 ester i-3 evacuate i-3 Evacuating the AC system 9-7

heat exchanger i-3 heat intensity i-4 heat load i-4 Heat Measurement 1-4

evaporation i-3 evaporator i-3 Evaporator Coil 4-15 expansion tube 5-5, i-3 Expansion Tubes Expansion Tubes 4-14 expansion valve i-3 Expansion Valves & Other Metering Devices 4- 13 Thermostatic Expansion Valves 4-13 external equalizer i-3 F Fahrenheit i-3 fan clutch i-3 Fan Clutch or Shutter Override Circuit 10-5 filter i-3 fin comb 6-10 flush i-3 Flushing the AC System 9-6 foaming i-3

Heat Intensity 1-4 Heat Quantity 1-5 Heat Movement 1-2 Heat Movement During Changes of State 1-6 heat quantity i-4 Heat Relationships 1-6 Heat Sources 1-2 heater i-4 Heater A/C (CTC II™) & Heater (CTC™) Sys- tems 5-8 Heater Components and Controls 3-1, 3-3, 3-4 Controls 3-5 Heater Core 3-3 Heater System Ducts 3-4 Hoses and Fittings 3-5 heater control panel 3-5 Heater Controls 5-6 Active Heater Controls 5-6 Passive (Automatic) Heater Controls 5-8 Vacuum Controls 5-8

Heater Core 1-4 heater core i-4

foot-pound i-3 freeze-up i-3 freezing point i-3 freon solenoid valve 5-5 Freon® i-3

Heater System 1-7, 2-8 Blowers and Fans 2-9 Defrosters and Ducts 2-9

Heater Core 2-9 Water Valves 2-9

Frequent AC/Heater Problems 8-21 Belts and Compressor Clutch 8-21 Condenser 8-22

Heater system control panel 5-7 Heater System Inspection 7-9 Heater Control Valve 7-9 Other Functions 7-10 Hg i-4 high load condition i-4 high pressure cutout switch i-4 High pressure cutout switches 5-10 high pressure lines i-4 high side i-4 high side low pressure cutout switch i-4 high side service valve i-4 Hoses and Fittings 3-5

Leaks, Moisture, and Adding Refrigerant 8-22 Refrigerant Lines, Hoses and Fittings 8-22 Refrigerant Metering Valves 8-22 front seat i-3 Fuses 7-6 G gauge set i-3

GLOSSARY i-1 GM systems 4-9 H “H” type water valve 5-8 ‘H’ valve i-3

Humidity 1-7 humidity i-4

HVAC 1-7, 2-1, 2-9, i-4 HVAC control panel 5-2 HVAC Control System—Troubleshooting 10-3 HVAC duct 4-17 HVAC system 8-2 HVAC System Control Variations 5-9 Air Controls 5-9 Combination and Supplemental Controls 5-12 Electrical Devices and Schematics 5-11

Halide leak detector i-3 halide leak detector 6-8 Halide Leak Detector (R-12 Only) 6-8 head pressure i-3 Heat and air sensing switches and solenoids 5- 11 heat energy i-3

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