Propex, and Karl m (distributor) does suggest exercising the heater monthly. I try to do that with mine, but it’s not every month :-)

My unit was bought used, I’ve had it more then four years, was a couple years old I guess when I got it. Fan works .

Alistair

> On Oct 30, 2021, at 8:54 AM, David McNeely <davmcneely40@gmail.com> wrote:
> 
> Mark, how old is your heater?  This gives me pause in thinking about
> installing one in my own camper.  A "stuck" fan is not an uncommon problem
> with various appliances, but usually is readily remedied.  No help from
> Propex?  So far as holes in the camper, seems you could reinstall the
> heater, though dead for now, and at least not have the holes.  mcneely
> 
>> On Sat, Oct 30, 2021 at 7:53 AM Mark McCulley <markmcculley@gmail.com>
>> wrote:
>> 
>> I did some more diagnosis, looks like the fan motor is the problem. First I
>> removed the propane leak detector from the circuit, this did not make any
>> difference, fuse still blew. It wasn't possible to remove the cover from
>> the heater with it still installed so I pulled the heater from the van.
>> Removing the heater cover was a minor challenge as parts of it were sealed
>> to the chassis with silicone RTV. Once removed I was able to access the two
>> squirrel cage fans and could just barely move them. I don't know if the
>> shaft rusted or what happened but it barely moves. I applied some
>> penetrating oil at both ends and let it sit for a while but that made no
>> difference. I may or may not attempt a fix by removing the motor and
>> disassembling it. Anyone have a broken model 1600 with a good motor? Very
>> unlikely I know. :)
>> 
>> Does anyone know if the newer HS2000 model has the same size and spacing of
>> the exhaust and combustion air inlet/outlet tubes? It would be nice if it
>> were a drop in replacement for the Compact 1600.
>> 
>> I don't know what bothers me more...not having a heater for camping this
>> winter or having two open holes through the floor of my van.
>> 
>> -Mark
>> 
>> On Fri, Oct 29, 2021 at 7:29 AM Mark McCulley <markmcculley@gmail.com>
>> wrote:
>> 
>>> My trusty Propex 1600 heater blew a fuse yesterday when I tried to start
>>> it for the first time this year. The 5A fuse blows as soon as the unit
>>> turns on, both in Heat mode and in Fan Only mode. This makes me suspect
>> the
>>> fan motor is the culprit. I have an inquiry in to Propex but I'd really
>>> like to fix it myself if possible. Anyone ever experienced a similar
>> issue
>>> with the 1600?
>>> 
>>> Regards,
>>> Mark
>>> 
>>