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Mobile Climate Systems

AT415 Course Resources

For more free Mobile Climate Systems instructional videos, see the Professor Pentane YouTube Channel.

2010 Chrysler Minivan AC Diagnosis Scenario
03:12
Professor Pentane

2010 Chrysler Minivan AC Diagnosis Scenario

A 2010 Chrysler minivan has a mobile A/C problem, it only blow hot air when the A/C is on.
AC FOT equalization time on Ford Ranger
05:16
Professor Pentane

AC FOT equalization time on Ford Ranger

Learn how to find restrictions on a Fixed Orifice Tube A/C system. The video shows normal equalization times on a Ford Ranger F.O.T. A/C system.
AC FOT equalization time on 2003 Yukon with rear AC
06:26
Professor Pentane

AC FOT equalization time on 2003 Yukon with rear AC

Learn oh to diagnosis a restriction in a Fixed Orifice Tube A/C system.
2003 Dodge Ram AC Diagnosis Scenario
07:28
Professor Pentane

2003 Dodge Ram AC Diagnosis Scenario

Learn how to diagnose a 2003 Dodge Ram truck mobile A/C FOT System with high and low pressures both high.
How to test the H Valve with CO2
04:48
Professor Pentane

How to test the H Valve with CO2

Learn how to test to the A/C H-Valve on a vehicle by spraying CO2 on the power dome .
How to test for a restriction in a TXV AC System
11:36
Professor Pentane

How to test for a restriction in a TXV AC System

Learn about the normal equalization time on a TXV A/C system, vehicle is a 2011 Chevrolet Equinox with front A/C only.
2007 Minivan A/C Gauge Reading with Rear A/C Part 1
04:35
Professor Pentane

2007 Minivan A/C Gauge Reading with Rear A/C Part 1

Learn how the rear A/C affects gauge reading diagnosis .
2007 Minivan Normal TXV Equalization Times with Rear A/C Part 2
05:39
Professor Pentane

2007 Minivan Normal TXV Equalization Times with Rear A/C Part 2

Learn how to check for a restriction in an A/C TXV system by watching Equalization Times on a vehicle with rear A/C.
2007 Minivan How to Diagnose an H Valve Part 3
08:20
Professor Pentane

2007 Minivan How to Diagnose an H Valve Part 3

Learn how to test and diagnose a mobile A/C H-Valve on a 2007 Chrysler Minivan with rear A/C.

Mobile Climate Systems Free Resources

Handbook for the Montreal Protocol

Handbook for the Montreal Protocol on Substances that Deplete the Ozone Layer, 2012 Edition.

Compressor Specifications

Compressor air gap specs. and method of adjustment.

Section 609 VS. 608 for MVAC

What is the difference between the EPA Section 609 (Mobile Vehicle A/C verses 608 for Non- Mobile Vehicle A/C

ASE EPA Section 609 Study Book

The ASE Refrigerant Recovery and Recycling Review for the Online version of the quiz;  May 2019 version

Refrigerant Pressure / Temperature Chart

Compare the saturation pressure/temperature of R12, R134a, and R1234fy.

A/C Flush Kit 

Example of an A/C Flush Kit from 4 seasons.  A/C Flush instructions are included.

R12 MSDS or SDS Sheet

The Safety Data Sheet for R12

R134a MSDS or SDS Sheet

The Safety Data Sheet for R134a

R1234yf MSDS or SDS Sheet

The Safety Data Sheet for R1234yf

Mobile Climate System Web Links

ASE ONline Section 609 Program

Go here to take the ASE 609 Quiz to get certified to work on Mobile A/C

EPA Section 609 Site

This is the EPA site related to Section 609 on Mobile Vehicle Air Conditioning System Servicing.

MACS Worldwide

The website for the Mobile Air Conditioning Society Worldwide

4 Seasons

4 Seasons website related to mobile climate systems parts and information.

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