03-22-2022, 10:37 AM | #11 |
Post Whore
Join Date: Feb 2016
Location: Portland Oregon
Posts: 11,350
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Re: Working Man's Burbon
And the results are in! The A/C blower is a significant increase in air movement. Especially over my old one.
I did the blower swap at my buddies house so he could help remove the hood. I had a pair of hood hinges rebuilt by Wilson Antique Car Parts wating to be installed for months. This was the perfect chance to hit 2 birds with 1 stone. New hinges and new blower motor! The rebuilt hinges work great. Much smoother than the repops that the truck came with. Additionally we were able to get the hood to fit better. Before the blower was replaced we used my buddy's hand held anemometer to measure the output on the passenger side defroster vent. The old motor air output registered 7.2 mph. The new blower motor motor with the unmodified harness registered 9.4 mph. (The photo only shows 9.1 due to me being unable to hold the anemometer and take the photo at the same time.) And the new blower with the hybrid harness registered 12.7 mph! The anemometer confirmed what my ears had told me. During the testing the 10 amp fuse in the fuse box blew so I replaced it with a 15 amp that seems to be holding. I have yet to get a amperage measurement but as soon as I get a new a battery for my multimeter. In order to mount the relay in the really convenient tab on the heater box (Photo #2) I had to lengthen the wire from the high speed contact on the blower switch to the relay coil.
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Thanks to Bob and Jeanie and everyone else at Superior Performance for all their great help. RIP Bob Parks. 1967 Burban (the WMB),1988 S10 Blazer (the Stink10 II),1969 GTO (the Goat), 1970 Javelin, 1952 F2 Ford OHC six 4X4, 29 Model A, 72 Firebird (the DBP Bird). 85 Alfa Romeo If it breaks I didn't want it in the first place The WMB repair thread http://67-72chevytrucks.com/vboard/s...d.php?t=698377 |
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