Airconditioning wasonceconsidered aluxury, buttodayitisrapidlybecominga"must"item for many car owners. T hisincreasc is seennot only in southern areas, where air conditioning has long been popular, but also in most other parts of the country

Fromthistrend.itiseasytoseethatthetime isfastapproachingwhenMaster Technicians may have to consider air-conditioner work as routine as engine tune-up. T his is as it should be, bccauscairconditionerscrviceisalotlcss difficultthanit seemstomanytechnicians.

You probably know someone who is sure he won't like lobster, even though he has never tried it. And. therearesome te<:hnicianswho think the same way when it comes to air­conditioning servicing. Before they start the job they've already decided it 's not for them.

Maybe they're lacking a bit of know-how, or justplainafraidtotackle whatappcarstobea "sticky"job. Regardlessofthereason,thefact isthatdiagnosingacarrefrigerationsystemis largelyamatterofvisual inspectionandinter­pretingtcstgaugeindications.

Our Chrysler air-conditioning systems are simple, sturdy and remarkably trouble-free. However. as time and mileage take thei r toll, thescsystems eventuallyneedsomescrvic::ing, andawell-informedMasterTeehnicianisbet­tercquippcdtodothejobthananyoneelse.

Once you understand how the system oper­ates, the rest comes easy. So, for this session, Tech recommended that operation of the re­frigeration system come first, followed by the hows and whys of using the test gauges. If you've pai;s:cdupthcscjobsbefore,getaboard nowsoyou'llbeinthepay-offline.

. . . . . . . . 1 lEfllGH,\flON SYSTEM O~U,\TION . . .. 1 lEF l lGU ATION SYSTEM TlOUllESHOOTING ... 6