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NAPA Belts & Hose Training

Browse through training videos and the Tech Tip Library for resources that will make your job easier.

Featured Products

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Compressor Installation
Get an overview of the various steps involved with A/C compressor installation to ensure proper A/C system performance.

NAPA Training Video

DriveAlign Laser Alignment Tool from NAPA Belts/Hose
Learn how to diagnose misalignment using the DriveAlign® Laser Alignment Tool.

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Effective Flushing with a Flush Bottle
This video will show how with a few modifications, a standard flush bottle can easily be adapted to ensure that all the oil and solvent are removed from the evaporator.

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4 Seasons Factory Tour
Tour 4 Seasons' state-of-the-art manufacturing facility in Grapevine, Texas.

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Overseas Sourcing
An investigative team visits an overseas factory and exposes the risks of sourcing will-fit components from unproven, unknown suppliers.

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PowerClean Flush Tool from NAPA Belts/Hose
Learn how the NAPA PowerClean flush tool helps maintain the engine cooling system, a critical element of engine performance and reliability, to improve cooling efficiency, protect water pump warranties and eliminate unnecessary customer comebacks.

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Temperature Testing
After the repairs have been completed and the system has been charged and tested for leaks, it's time to verify the system's integrity by performing the After Repairs Temperature Test.

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The Conversation
Develop the tools that will help you explain to your customers why they need a repair and how much it will cost.

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Why Re-manufactured?
Learn why re-manufactured products from NAPA are really re-engineered and reliable.

NAPA Training Video

Solution Kits: Ford F-Series Trucks
Gary and Monika Wescott, international explorers with the Turtle Expedition, rely on NAPA's Solution Kit for 1999-2003 Ford F-series trucks with 7.3L diesel engines. It routes a hose around the accessory drive system to reduce replacement time and labor costs.

NAPA Training Video

Diagnosing Belt Noise: Using the Spray Bottle Test
Whereas belt chirp generally indicates misalignment between the pulley and idlers, belt squeal points to a loss of tension in the system. Use a spray bottle test to determine the cause of belt noise in your Accessory Belt Drive System (ABDS).

NAPA Training Video

Subaru Stretch Fit® Belts
For car manufacturers, self tensioning belts allow for greater flexibility in engine design and reduce the overall complexity of the primary belt drive system. For automotive technicians, installing these belts is radically different from standard V-ribbed belts. Follow this video for detailed installation instructions.

NAPA Training Video

Alternator Decoupler Pulley: How to Inspect and Replace
Learn how to reduce belt drive system vibrations with specialized, high-tech alternator pulleys that reduce belt drive system vibrations, improve engine efficiency and increase the life of the belt and tensioner.

Tech Tip Library

Electrical Systems

1993 - 95 Jeep Cherokee Clutch Wiring 5/10/2001 12:00:00 AM

Basic Electrical Testing 1/22/2001 12:00:00 AM

Deciphering Late Model Vehicle Wiring Diagrams 5/12/2000 12:00:00 AM

Understanding and Testing Relays 5/12/2000 12:00:00 AM

Use of OE Connector 5/10/2001 12:00:00 AM

Heat Exchangers

Air in the Heater Core 3/20/1999 12:00:00 AM

Condenser Air Flow 9/15/2004 12:00:00 AM

Condenser Comparison 9/6/2002 12:00:00 AM

Condensers with Built-in Filter/Driers 9/6/2002 12:00:00 AM

Duragno Dakota Heater Core 9/15/2004 12:00:00 AM

Electrolysis 12/4/2001 12:00:00 AM

GM Truck High Pressure 12/12/2002 12:00:00 AM

Heater Core Failures 9/26/2000 12:00:00 AM

Heater Core Failures and Replacement 3/20/1999 12:00:00 AM

Hose

Branched Hose Solution 3/20/1999 12:00:00 AM

Compressor Sludge (GOO) / "Ford's Black Death" 3/20/1999 12:00:00 AM

Heater Hose Replacement 3/7/2002 12:00:00 AM

Manifold Gauges R12 to R134a 11/26/2001 12:00:00 AM

Temperature Control

1985 to 1993 Cadillac: Retrofitting to R134a

Dodge or Chrysler Heater Hose "Y" Connector Prone to Cracking

Fan Clutch Installation

1986 to 1987 Cadillac: Compressor Runs All the Time

1986-77 Cadillac Blower Fan Run-on

1988 to 1994 C/K Series Trucks: Flashing A/C Switch LED

1993 GM C/K Series Blend Air Motors

1-DENSO-GM AC Service Bulletin

2009 DENSO AC Catalog Applications

2009 DENSO AC Catalog Compressor Photo Guide

97 and Newer CCRM

AC Amplifier - Belt Lock Controller

A/C Flushing To Avoid Retrofit Cross Contamination

AC Fundamentals 1-Basic AC

AC Fundamentals 2-Condensor Functions

AC Fundamentals 3-The Rear Cooler

AC Fundamentals 4-Air Flow Control

AC Fundamentals 5-Compressor Functions

AC Fundamentals 6-Swash Type Compressors

AC Fundamentals 7-Rotary Type Compressors

A/C System Lubrication Failures

Acura Compressor - No Clutch Engagement

Alternative Refrigerant Warning

GM Compressor Switch

Approved A/C System Flushing

Break Away Torque and the Spanner Wrench

Cabin Air Filter Maintenance

Cadillac Blower Motor

Checking Those Switches

Chevrolet and GMC Axle Ratio

Chrysler - Evaporator Debris

Chrysler Inline Fuse

Clutch Coil Diagnosis

Compressor Body Leaks

Compressor Failures

Compressor Guard

Diagnosing Ford’s Electronic Blend Door Actuator

DPSS Facts H10 CompTT NAPA Ir

DPSS Facts HC10 Comprs NAPA Ir

DPSS Facts HC10 SPComp NAPA Ir

DPSS SmartCard Comprs NAPA Ir

Fan Clutches: Standard vs. Heavy vs. Severe Duty

Ford Erratic or Insufficient Temperature

Ford's Blend Door Actuator

GM A/C System Undercharge and Labeling Issue

GM Mode Lockup

GM Sealing Washers

Guide to R134a Compressor Compatibility

How to Find Evaporator Leaks

Humidity

Hybrid Vehicle Warning

Insufficient Airflow from Dash

Jeep - Closing the Door

Metric Conversions

Misapplication of Fan Clutches on 1989-91 GM Light Trucks

NAPA AC-New AG Compressors

NAPA AC-New Auto Compressors

New Temperature Control Tech Tips Booklet - 22 Total

No Blower in Floor Mode

Ohm’s Law

O-Ring Color Changes

PAG Confusion

Pressure Relief Valve

Problem Solving GM Accumulator

Properly Charging a Vehicles A/C System

R12 to 134a Retrofit Adapter Identification

Rapid Multiple Compressor Clutch Failures

Relationship: Programmer and PCM/ECM/BCM

Restricted Discharge Line

Shaft Nut Elimination

Shaft Seal Lubrication

Solving Mystery Noise on GM Compressor

Suction Side Pressure Relief

System Sealers

Technical Hot Line Readiness

Temp Testing Methods

Testing IRCM_CCRM

Thermal Fan Clutch Diagnosis

Transducter Quick Test

Trinary Switches

Update of Tip: 1985 to 1993 Cadillac: Retrofitting to R134a

Vacuum Pump Performance Terminology

Villager No Rear Blower

VW Jetta Termal Expansion Valve Leaks

Why Clean-Change TXV

Why Inspect the TXV

Why R&R the Accumulator or Receiver-Drier

Drier Torque Spec Bulletin

Prolonging Compressor Life

Sanden Service Fittings

Top Ten Tech Line Questions

Works In The Winter