ACtion Magazine - November/December 2015 - (Page 32)

No heat for you! By Steve Schaeber I t's a common complaint among car drivers: one side's too nicians have been doing this since the earliest hot water hot, while the other side's too cold. When this applies to heater systems were installed as an aftermarket add-on the A/C system, it usually means cold air for the passen- over 80 years ago. But while doing so might temporarily ger, but not the driver. But in this case it's the heater, and it's solve the problem, it's likely to return unless the excess the passenger that's not getting the heat they want. VW has f lux and aluminum rust is also removed. To do that, the found a solution and published TSB # coolant needs to be replaced, which is 8015-02, which involves taking extra not just a simple drain and refill prosteps to ensure a job well done. cess. ...changing the coolThe owner of a 2013-14 Passat Following the repair procedures ant is essential to avoid equipped with the 2.0L TDI engine described in Elsa (Volkswagen's may complain about lack of heat on Technical Information System), VW repeat failures the passenger side. This might be recommends first draining the old caused by a restricted heater core, coolant and refilling using a 50/50 but not due to dirt and debris blockmixture of new coolant and distilled ing airf low. The issue lies within water. Then, start the engine and the heater core's internal passagebring it up to operating temperature, ways, which could be clogged with excess f lux left over letting the engine idle for 5 minutes. This will allow the from the manufacturing process. This makes the coolant thermostat to open, and the coolant to circulate through become acidic over time, which corrodes aluminum and the system. Next, the coolant must be drained again. Now produces oxide particles; basically, aluminum rust. it's time to replace the heater core. The final step is to Replacing a clogged heater core is nothing new; tech- refill the system with a fresh 50/50 mix of coolant and distilled water. Changing the coolant is essential to avoid repeat failures; not only to remove the f lux and aluminum rust from the system, but also to restore the coolant to the proper pH level. ❆ " BEND & form metal tubing from 3/16 to 1-1/4 inches. Convert standard to metric tubing using our up swage & down swage system. Make extreme & tight transition bends. FORM flares of all types including O-ring beads. O-ring beads in aluminum & steel tubing Up swage tubing to create braze joints. TUBES N' HOSES INTERNATIONAL 972-923-0766 E-mail: sales@tubesnhoses.com www.tubesnhoses.com 32 ACTION * November/December 2015 Volkswagen CRIMP ALL types & brands of fittings using our Universal Crimper. Rebuild A/C & power steering hoses using our exclusive reclaiming ferrules. Custom build A/C & power steering fittings. Volkswagen The MOST COMPLETE Tube & Hose Fabrication System available ANYWHERE! Duplicate Virtually ANY Tube or Hose Assembly METRIC or AMERICAN. Photos of 2013 VW Passat TDI - Exterior & Interior https://www.facebook.com/pages/Tubes-n-Hoses-International/581202845224480 http://www.tubesnhoses.com/

Table of Contents for the Digital Edition of ACtion Magazine - November/December 2015

MACS 2016 Training
MACS 2016 Exhibitor List
Outlook
Service Port
Leonard's law
Virtual View
In Bin
Member Profile
Cooling Corner
Industry News
Association News
New Products and Services

ACtion Magazine - November/December 2015