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WEB4 days ago · FenderBender is the leading trade magazine covering leadership, management, operations, and strategies for collision repair shop owners, operators, and managers.
Living in a vacuum: Crankcase ventilation system testing
WEBJun 28, 2022 · The crankcase pressure wanders between -2.5 to 4 inches of water column (-7 to 10 millibar, well below the specification for this engine of -30 millibar, plus or minus 5 millibar). If there is less vacuum in the crankcase, this would be an over-pressure condition (which means air is leaking into the crankcase).
A look at alternative refrigerants to R-134a - FenderBender and …
WEBFeb 4, 2022 · R-744 is the refrigerant name for carbon dioxide (CO 2) and has been in use as a refrigerant since the mid-nineteenth century reaching its peak use in the 1920s.With the introduction of CFCs that operated at much lower pressures, the use of CO 2 as a refrigerant declined. While many automotive manufacturers are using R-1234yf in new vehicles, German brands like Volkswagen, Porsche, Audi, and ...
menefee | FenderBender and ABRN
WEBAug 18, 2023 · More and more programs are becoming available to help shops track and capture the actual cost of supplies during a repair. I have tried a handful of the programs, and while each of them has features I like and find useful I haven’t found one I am fully committed to yet.
SUSPENSION DAMAGE diagnosis & estimating - FenderBender …
WEBJan 1, 2020 · Suspension damage diagnosis and estimating. Jan. 1, 2020. Very often, when a vehicle is involved in a collision, there is a high probability that the front or rear suspension components of the vehicle may also have sustained damage. Typically, damaged suspension components may not show outward signs of damage. Tony Passwater.
Hub bearing dos and don'ts | FenderBender and ABRN
WEBSep 22, 2015 · Reset the bearing and level the knuckle. When the new bearing is installed the hub needs to be pressed into the bearing. It is very important to fully support the complete bearing on the opposite side of the hub that is being pressed. This will help to ensure that the new hub is being pressed into place correctly.
Flat Rate 101 - FenderBender and ABRN
WEBJan 1, 2020 · Flat rate manual is a listing of almost every job that can be done on a vehicle with the time required for a mechanic to do the work. It is used in service shops to determine labor charges. If a mechanic completes the job before the flat rate time, the customer is still charged the flat rate time. If he exceeds the flat rate time, the customer ...
Scoping secondary ignition systems | FenderBender and ABRN
WEBJan 1, 2020 · Scoping secondary ignition systems. The headline might give you the impression that the subject is all about testing coils, spark plugs and plug wires. But we are referring to analyzing the electron behavior in the combusion chamber. The objective is to look at the effect of fuel mixtu. This article was originally published Nov. 1, 2010.
MIG brazing basics | FenderBender and ABRN
WEBAug 23, 2017 · MIG brazing is a non-fusion process. Conventional steel Gas Metal Arc Welding (GMAW) is a fusion process that fuses the electrode wire with the base metal. GMAW uses more heat to fuse the materials together. MIG brazing can be done at a much lower temperature, causing a smaller heat-affected zone (HAZ).
Diagnosing EVAP systems | FenderBender and ABRN
WEBOct 1, 2016 · This article was originally published Oct. 1, 2016. Some of the information may no longer be relevant, so please use it at your discretion. Perhaps one of the toughest jobs in the automotive field is diagnosing small leaks, especially A/C and Fuel Vapor (EVAP) leaks.Finding these leaks can be time consuming and frustrating to say the least.