My questions are:
1. Is there an easy way to test/verify the motor itself?
2. I cannot seem to locate "leslie locke" fan products to find a
replacement motor and the search returns that I've found appear to
indicate that they are in other businesses. Does anyone know whether
the attic fans from this company are produced under another name that I
could find parts for? I saw one article that seemed to imply that
"masterflow" fans are leslie-locke.
Thank you,
Dave
Yes anyone with the tools can test a motor. I will assume you do not have
the tools necessary.
Fractional hp motors are usually go, no go.
I will bet that LL did not make the motor. Remove the motor and probably
the fan blade from the housing and look at the specs of the motor. Match the
rpm closely. The HP rating can be a little higher and not create any
problems. Example replace a 1/6 hp motor with a 1/3 hp.
Thank you,
Dave
Stretch
>Hello,
>I have a Leslie-Locke attic ventilator that does not work anymore. The
>motor does not appear to be seized, but obviously there is a problem
>somewhere.
With the power off, when you try to turn it by hand, with the blade
attached, is it real easy? It should be no harder than the weight of
the blade and armature would make it. When you start it off, does it
spin by itself for a while.
>My questions are:
>1. Is there an easy way to test/verify the motor itself?
>
>2. I cannot seem to locate "leslie locke" fan products to find a
>replacement motor and the search returns that I've found appear to
>indicate that they are in other businesses. Does anyone know whether
>the attic fans from this company are produced under another name that I
>could find parts for? I saw one article that seemed to imply that
>"masterflow" fans are leslie-locke.
The first time I replaced my roof fan moter with one from the fan
maker. Later it turned out to be easier just to take the motor to a
motor store and let them sell me a replacement. There are only two
motor stores in Baltimore and the surrounding counties (2 million
people?) , and for some reason one of them didn't work out. Maybe it
only had bigger motors.
As with anything you should permanently save the original values, and
compare what they recommend with them, before you leave the store, but
unless they make a big booboo, they'll sell you what you need, with
the same specs as what you've got.
I'm on my fourth motor in 22 years. They last from 7 to 2 years. I
wish I knew why but it's only a half hour and not a lot of money to
replace them, so I do. The first one lasted 7, the replacement from
them lasted 2, and the current one is nearing 7.
>Thank you,
>Dave
Meirman
--
If emailing, please let me know whether
or not you are posting the same letter.
Change domain to erols.com, if necessary.
meirman wrote:
>
> With the power off, when you try to turn it by hand, with the blade
> attached, is it real easy? It should be no harder than the weight of
> the blade and armature would make it. When you start it off, does it
> spin by itself for a while.
>
Yes, there is little/no friction.
> The first time I replaced my roof fan moter with one from the fan
> maker. Later it turned out to be easier just to take the motor to a
> motor store and let them sell me a replacement. There are only two
> motor stores in Baltimore and the surrounding counties (2 million
> people?) , and for some reason one of them didn't work out. Maybe it
> only had bigger motors.
>
Unfortunately, there does not appear to be anything similar locally.
> As with anything you should permanently save the original values, and
> compare what they recommend with them, before you leave the store, but
> unless they make a big booboo, they'll sell you what you need, with
> the same specs as what you've got.
>
Will do. Thank you for the info.
Dave
The model number on the circular plating that lines the vent in the
roof is marked: PR4\PSR10.
The motor label states:
Leslie-Locke Bldg. Products
Model F0816B2528 E62788
120V 60Hz 3.5A 1050RPM
Thermally protected L, E62862
Capacitor 10MFD 370VAC
There is no stamp or other information that I can find on the motor
itself.
There is an additional metal container attached with two wires that is
labeled:
CSC ECCOL NO PCBs
A combustible fluid
Use care in disposal 10UF/370VAC Made in USA....and an address, etc.
My guess is that this is some type of fluid-based capacitor (obviously,
I'm on a learning curve here) that I may not need in a newer motor.
I am going to call around to some of the electrical places today, but
if you can provide any additional information, I would appreciate it.
Thank you,
Dave
I installed it and my only concern is that there is vibration that you
can see in the hood when the motor is running. I checked the level of
the motor and it appears to be level set within the belly bands. I
also checked the fan blade clearance and they all seem to be the same.
I don't really have a frame of reference for how the old unit behaved,
but I'm concerned that any vibration will translate to heat in the
motor. The only other thing I can think of is that the skirt to which
attach the motor to the circular perimeter has a little play...not
much, but it could be that the motor itself is vibrating the skirt,
which in turn is vibrating the hood.
Is there play in a typical system, or is there something else I should
check? The roof is fairly new, so I don't think that there's much in
the way of decayed wood, etc.
I know I could have hired someone to do this, but I really wanted to do
it myself. I appreciate your patience and replies.
Thank you,
Dave
So, I figure that it's either a lack of soffits or the hood is
restricting the air from flowing out at a rate sufficient for the fan.
While I believe the soffits are adequate, I will double-check them
tomorrow.
Can a hood restrict enough of the air flow to be a hinderance for a
1050 RPM fan?
Thank you,
Dave
I have the same problem... except my Leslie Locke motor doesn't list
RPMs, so I'm sort of clueless on replacement.
LESLIE LOCK BLDG. PRODUCTS
P/N - 909312 - UL E146880
120V 60Hz 4.0 AMPS
ELECTRICAL INSULATION UL 14460BJY3 CLASS A
THERMALLY PROTECTED UL547 X CM02
DOW - 136 - 0 - 40 - XIN
MADE IN CHINA 01 - 99
The tubular part of the hood that the fan mounts in seems to be about
17" diamter if that helps. The fan itself is a 3-blade with what seems
to me to be a steep pitch to the blades... i.e. should move a lot of
air at relatively low RPM.
FYI, I did find this Master Flow replacement motor at Home Depot online
for $41.95...
[image:
http://imagex.homedepot.com/f/248/13340/7d/www.homedepot.com/cmc_upload/HDUS/EN_US/asset/images/eplus/161623_3.jpg]
A direct link didn't work but you can go to homedepot.com and search
for Master Flow.
I note that this same replacement motor is used for ALL of the Master
Flow attic fans that Home Depot carries -- both roof and gable mounted.
Interestingly, these fans have different diameter and CFM airflow
ratings. So perhaps the RPM on these things is fairly standard... i.e.
I can slap that puppy on my fan and life will be good? From the photo
the motor mounting looks the same as my Leslie Locke.
Or perhaps I'd be better buying a complete unit and cannibalizing the
motor and fan to keep them matched? (I'd rather not replace everything
because I don't want to mess with the roof shingles.)
--
chalupa
Chalupa,
I ended up finding a motor on eBay (Lomanco, I believe, with similar
ratings). However, the motor spins and appears to vibrate rather
excessively (the canopy above the fan can be seen vibrating from the
yard). I have not had a chance to really investigate whether there is
a problem with the fan blades, or whether the fan is too close to the
canopy and there is not enough space for the air to probably escape
(i.e., putting pressure on the canopy). When I initially got it
working, I did not notice a pull of air through the space, but I
haven't had a chance to get on the roof to see if air is being
propelled out of the attic.
I will hopefully have time this weekend.
Dave
I also had the same problem. This past week after 7 years my Leslie
Locke attic roof ventilator's motor finally died.
I found, on the shelf, a replacement motor at Lowe's for $31.00. It is
not a Leslie Locke but it is the exact same size and rpm (1050rmp) and,
effectively, the same amperage (i.e 3.4 vs 3.5 amps). I installed it
yesterday and there is no vibration and it's working perfectly.
--
jsaklas
for all of you out there who have this problem:
i had a two speed leslie locke motor which stopped working. after taking
it out i did a resistance check and noticed that though it was open
between the white and either of the hot leads, there was resistance
between the two hots (black and red). i know this is a little unorthodox,
but i connected those two to to my line in, and the fan now works fine,
probably at slow speed due to the center tap. not sure how long it will
work this way, but a lot easier and cheaper than getting a new motor to
fit. give it a try if you have a two speed motor with a center tap!
tom_sa...@yahoo.com wrote:
> Dave
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You can do that in your house. I would not do it in mine, nor would
I recommend anyone wire up a motor in an attic fan in any way other
than it was intended to be used. You can buy a whole new attic fan
for $75, or a replacement motor for less. How lucky do you feel?
>
> tom_sawye...@yahoo.com wrote:
> > chalupa wrote:
> >> Did you resolve your issues?
>
> >> I have the same problem... except my Leslie Locke motor doesn't
> >> list
> >> RPMs, so I'm sort of clueless on replacement.
>
> >> LESLIE LOCK BLDG. PRODUCTS
> >> P/N - 909312 - UL E146880
> >> 120V 60Hz 4.0 AMPS
> >> ELECTRICAL INSULATION UL 14460BJY3 CLASS A
> >> THERMALLY PROTECTED UL547 X CM02
> >> DOW - 136 - 0 - 40 - XIN
> >> MADE IN CHINA 01 - 99
>
> >> The tubular part of the hood that the fan mounts in seems to be
> >> about
> >> 17" diamter if that helps. The fan itself is a 3-blade with
> >> what seems
> >> to me to be a steep pitch to the blades... i.e. should move a lot
> >> of
> >> air at relatively low RPM.
>
> >> FYI, I did find this Master Flow replacement motor at Home Depot
> >> online
> >> for $41.95...
> >> [image:
>
> http://imagex.homedepot.com/f/248/13340/7d/www.homedepot.com/cmc_uplo...]
jsaklas wrote:
-------------------------------------
So the first thing you should do is write them
an email and tell them to quit spamming.
Then try to find your way here through proper
channels. Please do a google search on "Usenet"
and post the regular way.
You do realize this post was from two years ago?
--
Christopher A. Young
Learn more about Jesus
www.lds.org
.
"FanInstaller" <robertbracher_a...@foo.com>
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