squealing suburban heater

[Rose Mary]

Thanks Shane
that sounds like more than I want to tackle. Guess for now we'll
live with the squeal, maybe we won't need the squeaky ones when we
get to Arizona
thanks
Rose Mary
82 FC
Sunny tho cold Nevada
--- In WanderlodgeForum@yahoogroups.com, "sfedeli3" <sfedeli3@...>
wrote:
>
> Hi Rosemary,
>
> All of mine used to squeal- it is the blower fan bearings. If
you
> can pull the furnaces out of your coach and remove the motors-
drill
> a small 1/16" hole in the fan housings beside the shafts (one
comes
> out the front and one comes out the rear) on the motor. This will
> allow you to put some 3-in-1 electric motor oil into the sealed
> bearing. Usually, it will not run down the shaft past the seals,
so
> you cannot just lube the shaft, you have to drill the holes too.
>
> This is a pretty advanced opearation for the shadetree
mechanic.
> The whole back end of the furnace has to be disassembled in order
to
> remove the fan motor and you have to be very careful not to damage
> any of the gaskets that prevent CO from getting into the coach
from
> the exhaust side of the furnace. You may also consider just
replacing
> the unit with a newer, more efficient one from camping world. They
> should last 10 years or so with no squealing.
>
> If anyone else is having this problem, we could do a Removal
and
> Repair workshop at the Maxton, NC rally this spring.
>
> Shane Fedeli
> 85PT40
> Hershey, PA
>
> --- In WanderlodgeForum@yahoogroups.com, "Rose Mary"
> wrote:
> >
> > Another question comes to mind, 2 of our suburban heaters are
> > squealing, is there a way to lubricate them? Where? how?
> > Rose Mary
> > 82 FC Side bath
> > in Nevada
> >
>