Dash Air Compressor Problem

[Rob Robinson]

Rotary? I'm not a mechanic Leroy. Are we talking about something like my old
RX7 Wankel???

On 01/07/07, Leroy Eckert wrote:
>
> Differences in our coaches are amazing. I have a rotary a/c compressor.
> Leroy Eckert
> 1990 WB-40"Smoke N Mirrors'
> Niceville, FL
> ----- Original Message -----
> From: Rob Robinson
> To: WanderlodgeForum ; Wanderlodge
> Sent: Sunday, July 01, 2007 8:39 PM
> Subject: [WanderlodgeForum] Dash Air Compressor Problem
>
> A week or so ago I noticed my York AC compressor pulley was wobbling so I
> pulled it and found that someone had failed to use a proper Woodruff Key.
> This resulted in damage to both the compressor's tapered shaft and
> receiving pulley/clutch assembly. With the advice of Randy Dupree I was
> able
> to affect what I hope is a permanent fix. This was a process that involved
> a
> lot of 'Machinist Specialist' filing and Hope and a Prayer JB Welding. In
> the first place I couldn't find a Woodruff key that would fit the York
> shaft. The ones I found were the right thickness but the wrong
> configuration
> for the half-moon AC compressor shaft slot. In addition, the AC compressor
> shaft had quite a nick out of it and a smaller one was present on the
> Pulley/Clutch corresponding groove. I filed for quite a while until
> achieving the correct half moon configuration and then cemented it in the
> AC
> compressor shaft with JB Weld. After letting it set for a couple of days I
> filed all the excess and trial fit the pulley..........no dice. The
> assembly
> would bind so some fine tuning was required. It turned out that the
> Woodruff
> key was too tall and after several very careful filings the whole assembly
> went together without the clutch and pulley binding. As an aside, on the
> final assembly I greased half the tapered shaft with JB weld. I should
> mention that I am leaving for the Oshkosh Bluebird Rally on Friday and
> this
> is the reason for the above remedy. Having more time I would have replaced
> the unit.
>
> PS. My York requires a NC 5/8" bolt to remove the pulley/clutch assembly.
>
> --
> Rob, Sue & Merlin Robinson
> 94 WLWB
>
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>
> [Non-text portions of this message have been removed]
>
>
>



--
Rob, Sue & Merlin Robinson
94 WLWB


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