Sunday, November 20, 2011

LiftMaster 3800 Residential Jackshaft Garage Door Opener




Product Description

Wall-mount installation - mounts on the left or right side of door. No rails to hang, it simply mounts on the wall and attaches to the garage door torsion bar. Unit requires an electrical outlet within 6 feet. Patented absolute positioning technology - the newest technology in garage door openers. Liftmaster patented design allows the electronic limits to be extremely accurate, even after a power failure. Optional accessories: 475LM Battery Backup, 377lm Keyless Entry Pad, 379lm Fingerprint Keyless Entry,975lm Garage Door Parking Assist, 370lm Mini Remote. IMPORTANT NOTE: BEFORE PURCHASING, PLEASE VERIFY THE 3800 WILL FIT YOUR APPLICATION BY CONTACTING CHAMBERLAIN. TO RECEIVE IT AND THEN SHIP 33LB PACKAGE BACK TO SELLER IS INCONVENIENT.

  • Specially designed for garages & applications that don't allow for a traditional garage door opener
  • For sectional doors only, up to 14 ft. high or 180 sq. ft., 650 lbs
  • Push button limit settings/automatic force sensing allows for faster setup
  • Meets all UL325 requirements,Ultra-quiet 24V DC motor performance.
  • IMPORTANT:Before purchasing, Contact Chamberlain(or website) to verify it will fit your application.


LiftMaster 3800 Residential Jackshaft Garage Door Opener Reviews


LiftMaster 3800 Residential Jackshaft Garage Door Opener Reviews

Amazon.com
Customer Reviews
Average Customer Review
77 Reviews
5 star:
 (62)
4 star:
 (6)
3 star:
 (5)
2 star:
 (1)
1 star:
 (3)

110 of 110 people found the following review helpful:
5.0 out of 5 stars Great Opener, Questionable Customer Service, December 11, 2007
This review is from: LiftMaster 3800 Residential Jackshaft Garage Door Opener (Misc.)
I installed this LiftMaster 3800 opener in my garage over this past weekend. It took a couple of hours in total, not because the installation is terribly complicated but just because there's a lot of little things to do during the installation. The instructions are very thorough and accurate and the opener works extremely well.

When I got home last night, after using the opener for 3 days, I noticed that the light was no longer working. I checked the power to it, replaced the bulbs and attempted to reprogram it. Bottom line is that the light simply stopped responding to commands from the head unit and the wall-mounted control. Unlike conventional garage door openers the light is 'wireless' in that it receives commands to turn on and off remotely. You simply plug it into an outlet anywhere in the garage. This, evidently, was a scenario Chamberlain's customer service was not prepared for. Despite giving them my model number the representative could not come to grips... Read more
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54 of 57 people found the following review helpful:
4.0 out of 5 stars Once correctly installed - It will work perfectly!, September 29, 2007
By 
Amazon Verified Purchase( What's this?)
This review is from: LiftMaster 3800 Residential Jackshaft Garage Door Opener (Misc.)
Let me start off by saying that this is NOT a garage door opener to purchase if you can get away with a more traditional style, suspended from the ceiling, track door opener. My new house has a load bearing beam that was 2 3/4" short of allowing me to install my first choice, the Chamberlain �hp Whisper Drive. I didn't know that until I ordered it, but thankfully Amazon was awesome, as usual, and took the unit back for the full purchase price. Thank you Amazon!

My neighbor was exceptionally vocal against the choice of the Chamberlain 3800 Jackshaft opener stating that they had checked into this option and the local Home Depot had stopped selling the unit because of "all the trouble with the installation of the damn thing". That is partially true, Home Depot & the local Lowe's do not sell this unit. Why they no longer carry it, I do not know for sure, but you can't buy it locally.

I will say this concerning the Chamberlain 3800 Jackshaft Opener - if you... Read more
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40 of 42 people found the following review helpful:
3.0 out of 5 stars Great door opener....BUT........, September 12, 2009
By 
G. Giftos "Vacman" (Cadillac, MI USA) - See all my reviews
(REAL NAME)   
Amazon Verified Purchase( What's this?)
This review is from: LiftMaster 3800 Residential Jackshaft Garage Door Opener (Misc.)
I took my time in installing it and everything went fine, but I do have one problem. This opener relies on gravity to lower the door. The problem with this is that I need to raise the door all the way up so that I can use the maximum size of the door opening. If you do this, none of the door will hang below the curve on the tracks to get the door dropping. I ended up having to stop the door at least a foot below the top of the opening. This would present a problem with driving a tall item through the door (I have a truck camper we store in this building). Customer service at both the door manufacturer and at Liftmaster were of no help. Two possible solutions come to mind, but I haven't tried either of them yet. Raising the rear of the tracks so that the door is angled down in the front when it is in the track might help or a bungee cord, anchored below the halfway point in the vertical track would put some tension on the door in the upright position but not affect it when it was down... Read more
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