TRAINING THAT MEETS YOUR NEEDS
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TRAINING MODULE INDEX
Brief description of content, knowledge level, and audience for available Learning Lab videos.
Use links above to access videos.
Use links above to access videos.
beginner level courses
b5. A/C SYSTEMS 101 - CCOT AND TXV • 4 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Overview of the two main A/C systems, components, and function
- Key difference between the two systems
b6. ENGINE COOLING SYSTEM 101 • 5 MIN
WD Sales Representatives • Installers
WD Sales Representatives • Installers
- Main components in the engine cooling system
- Radiator
- Radiator Cap
- Thermostat
- Coolant Temperature Sensor
- Radiator
- Cooling Fan
- Radiators with engine and transmission oil coolers
- Common reasons for failure
b7. GPD HD PRODUCT LINE OVERVIEW • 4 MIN
Counterpersons • WD Sales Representatives
Counterpersons • WD Sales Representatives
- Overview of gpd HD line and popular products to stock
- Add on units
INTERMEDIATE LEVEL COURSES
i1. BEHIND THE DASH - COMPONENTS ACTIVATED BY CLIMATE CONTROLS • 3 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Blower motor
- Evaporator
- Heater core
- Actuators
i2. HEATING SYSTEM 101 • 4 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- A closer look at the heater core and related components
- Heater Core
- Heater Valve
- Blower Motor
- Actuators
- Heater Core
- Common reasons for failure
i3. REAR AIR SYSTEM OVERVIEW • 3 MIN
Installers
Installers
- Rear air system components
- Tips and precautions for rear air service
i4. TIPS TO REDUCE WARRANTIES - INSTALLER • 8 MIN
Installers
Installers
- Common A/C system mistakes to avoid
- Common reasons for warranty rejection on A/C system components
i5. ADVICE FROM A SERVICE WRITER • 4 MIN
Installers
Installers
- A/C job sales tips for the service writer to boost customer loyalty and trust
i6. A/C Diagnostics 101 • 3 MIN
Installers
Installers
- Where to start the A/C diagnosis process
- Common causes for failure and tips for diagnosing the A/C system
i7. A/C Leak Detection • 2 MIN
Installers
Installers
- Tools and tips for A/C system leak detection
i8. COMPRESSORS 101 • 5 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Compressor function
- Piston style, scroll style, rotary vane style
- Fixed vs. variable displacement compressors
- Common reasons for failure
i9. CONDENSERS 101 • 2 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Condenser function
- Serpentine style, piccolo tube style, and parallel flow style condensers
- Common reasons for failure
- When and why the condenser needs to be replaced
i10. BLOWER MOTORS 101 • 4 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Blower motor function and related components
- Resistor vs. module
- Pigtail/harness
- Common reasons for failure
i11. EVAPORATORS 101 • 2 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Evaporator function and related components
- Thermistor
- Expansion device
- Cabin air filter
- Common reasons for failure
i12. ACTUATORS 101 • 3 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Actuator function and related components
- Blend door actuator
- Mode door actuator
- Air recirculation door actuator
- Common reasons for failure
i13. EXPANSION DEVICES 101 • 2 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Orifice tube function (CCOT system)
- Why orifice tube color matters
- Expansion valve function (TXV system)
- Block valve style
- Internally vs. externally regulation 90° styles
- Common reasons for failure
i14. ACCUMULATORS 101 • 3 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Accumulator function in the CCOT system
- When and why the accumulator should be replaced
- Common reasons for failure
i15. RECEIVER DRIERS 101 • 3 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Receiver drier function in the TXV system
- Pad style driers
- Desiccant inserts
- Condensers with built in receiver drier
- When and why the receiver drier should be replaced
- Common reasons for failure
i16. HOSE ASSEMBLIES 101 • 6 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Hose assembly function and related components
- Discharge line hose
- Suction line hose
- Liquid line hose
- Liquid line hose with built in orifice tube
- Manifold assemblies
- Common reasons for failure
i17. COOLING FANS 101 • COMING SOON
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Cooling fan function and related components
- Common reasons for failure
i18. EXTERNAL COOLERS AND INTERCOOLERS 101 • COMING SOON
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- External cooler and intercooler function, applications, and related components
- Intercooler
- Power steering cooler
- Transmission oil cooler
- Engine oil cooler
- Inverter cooler
- Common reasons for failure
i19. PISTON REPLACEMENT COMPRESSORS FOR OE SCROLL STYLE • 4 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Flaws associate with OE scroll style compressors
- gpd piston replacement compressors for select high failure rate OE scroll style applications
- 2009-2014 Acura TSX
- Ford
- 2003-2005 Ford Crown Victoria
- 2004-2007 Ford E-Series
- 2002-2005 Ford Explorer
- 2003-2006 Ford Expedition
- Honda
- 2003-2011 Honda Civic
- 2002-2014 Honda CR-V
i20. PISTON REPLACEMENT COMPRESSORS FOR OE ROTARY VANE STYLE • 5 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Flaws associate with OE rotary vane style compressors
- gpd piston replacement compressors for select high failure rate OE rotary vane style applications
- Nissan
- 1998-2006 Nissan Altima
- 1998-2004 Nissan Frontier
- 1999-2004 Nissan Xterra
- 2000-2006 Nissan Sentra
- Mazda
- 2004-2020 Mazda 3
- 2006-2010 Mazda 5
- 2007-2009 Mazda CX-7
- Subaru
- 2007-2018 Subaru Forester
- 2008-2016 Subaru Impreza
- 2013-2017 Subaru WRX
- 2013-2015 Subaru WRX STI
- 2013-2015 Subaru XV Crosstrek
- Nissan
i21. SCROLL REPLACEMENT COMPRESSORS FOR OE R4 STYLE • 2 MIN
Counterpersons • WD Sales Representatives
Counterpersons • WD Sales Representatives
- Flaws associate with OE R4 style compressors
- gpd scroll replacement compressors for select high failure rate OE R4 style applications
- 1978-1992 GM Trucks
advanced level courses
a2. HYBRID ELECTRIC NO-GO'S • 2 MIN
WD Sales Representatives • Installers
WD Sales Representatives • Installers
- Hybrid electric vehicle A/C system service precautions
a5. REPLACING CONDENSERS - CHECK THE CHARGE BEFORE YOU INSTALL • 5 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Replacing OE piccolo tube style condenser with aftermarket parallel flow style condenser
- Difference in tube size and count
- Difference in charge
- Temperature testing guide to verify proper charge
a6. R1234YF REQUIREMENTS AND RESTRICTIONS • 4 MIN
Counterpersons • WD Sales Representatives • InstallersWhere to start the A/C diagnosis process
Counterpersons • WD Sales Representatives • InstallersWhere to start the A/C diagnosis process
- Key differences between R134a and R1234yf
- R1234yf restrictions and requirements in the shop
a7. OIL RETENTIVE COMPRESSORS • 3 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Design and function of the oil separator in oil retentive compressors
- How to identify oil retentive compressors
- Precautions to take when servicing A/C systems with oil retentive compressors
a8. ELECTRONIC CONTROL VALVE "CLUTCHLESS" COMPRESSORS • 6 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Design and function of electronic control valve compressors
- How to identify electronic control valve compressors
- Precautions to take when servicing A/C systems with electronic control valve compressors
a9. SIMPLE SOLUTIONS- INNOVATIVE GPD PRODUCT DESIGNS • 7 MIN
Counterpersons • WD Sales Representatives • Installers
Counterpersons • WD Sales Representatives • Installers
- Ford accumulator (gpd #1411655) equipped with OE style case and mounting clips
- Evaporators with multi-flow tanks
- Chevrolet compressor (gpd #6513010) equipped with mounting bolt holes for heat shield
- Chevrolet discharge hose options: (gpd #4812852 and #4813293)
- gpd Cap and Valve Kits
- gpd O-Ring Rapid Seal Kits