fan clutch switch

[Harold Prescott]

It's not a bad idea to turn on the engine fan prior to starting up a
long grade. Lots easier to keep it cool than try to cool down once
ya get everything hot.

Harold Prescott
'85 FC35
Northern California


A--- In WanderlodgeForum@yahoogroups.com, Doug Engel
wrote:
>
> Brad, Good info, thanks. Doug n' Pokey
>
> brad barton <bbartonwx@...> wrote: Doug,
>
> The fan override switch lets you turn on the fan manually to keep
it from
> cutting in and cutting out as your water temperature hovers around
190F.
> It's less annoying to let it run constantly than to hear it kick on
and kick
> off every few minutes. But there's another good reason to try it.
>
> Just a brief story about my experience a few years ago in our 84FC-
35.
> Since we bought the unit in winter, the fan never came on during
our first
> few trips. I had never heard it, so I didn't realize it WASN'T
working when
> we needed it, badly, on Highway 16 winding through Custer National
Park in
> 85-degree heat on the way up to see Mt. Rushmore that summer. We
started
> overheating. I added coolant and water at three stops until I
finally ran
> out. I had long since gone past any place where I could turn
around. With
> engine alarm buzzing and steam pouring out of the doghouse, I had
to shut
> down on the narrowest shoulder of a steep-grade switch-back and
lost 30
> hours because of a simple broken radiator fan wire.
> Bottom line: Use the fan override switch to test your fan so you'll
know
> it's operational.
>
> Brad Barton 00LXiDFW
> bbartonwx@...
>
> >From: "doug_ngl"
> >Reply-To: WanderlodgeForum@yahoogroups.com
> >To: WanderlodgeForum@yahoogroups.com
> >Subject: [WanderlodgeForum] fan clutch switch
> >Date: Tue, 27 Mar 2007 22:11:02 -0000
> >
> >Pokey has a dash mounted switch to energize or disengage the
clutch for
> >the engine cooling fan. I assume that this is a retrofit from a
> >thermostatically controlled switch. Other than the obvious (turn
it on
> >when the engine reaches operating temp, turn it off in cooler
weather
> >or just leave it on and forget about it), is there any reason for
this
> >sort of setup. Is it a common thing to do on the FC's?
> > Thanks, Doug Engel. Gunnison, Co, 1981 FC35SB, "Pokey"
> >
>
> __________________________________________________________
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>
>
>
>
> Doug Engel, Gunnison, CO. 1981 FC35SB "Pokey"
>
> ---------------------------------
> Don't pick lemons.
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>
> [Non-text portions of this message have been removed]
>