LiftMaster MH Support Question
LiftMaster MH Support Question
Find answers below for this question about LiftMaster MH.Need a LiftMaster MH manual? We have 4 online manuals for this item!
Question posted by man4csr on May 20th, 2015
Spring Torsion Setup For Mh5011r
How to adjust the torsion on the MN5011r springs
Current Answers
Answer #1: Posted by BusterDoogen on May 20th, 2015 11:49 AM
BusterDoogen
Member since:
October 30th, 2011 Points: 28,565,397
Member since:
October 30th, 2011 Points: 28,565,397
Go here for a spring torsion adjustment video.
I hope this is helpful to you!
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Related LiftMaster MH Manual Pages
MGJ User's Guide Manual - Page 4
...
1
2
3
4
5
67
MEP1 LMEP2 COM INTRLK STOP CLOSE OPEN
NOTICE: To comply with door in fully closed position. 2. TIMER TO CLOSE (TTC)
Timer to Close feature enables the operator to close from 5 to complete programming (LED will become active after a preset time, adjustable from the open command. Requires LiftMaster monitored safety device. Press and release...
MGJ User's Guide Manual - Page 5
... INJURY or DEATH from the chain retaining bracket before the door will close.
Pull emergency handle to allow arm to engage the hoist mechanism. Door
Release Handle
MODEL MH
These operators are equipped with Hoist for your model operator. An electrical interlock will
Door
open door falling rapidly and/ or unexpectedly. • NEVER use emergency release...
MGJ User's Guide Manual - Page 6
... Chain (when present) for manual hoist operation. Release the disconnect chain or reset the emergency egress device to the operator BEFORE manually operating your door. MODEL MHS
This operator includes two methods of the operator. This chain can be pushed up /pull-down manually. 3. See Manual Disconnect - M A N U A L D I S C O N N E C T ( M O D E L S M J / MWGAJ R&NMINHGS )
MODEL MJ...
MGJ User's Guide Manual - Page 7
... entrapment protection devices have been tested and are working properly.
• Be sure you have read and understand all
controls and safety devices to fully open . Door should stop .)
TEST LIMIT ADJUSTMENT 1. Allow the door to make sure they are working properly. Press remote control button. 4.
MGJ User's Guide Manual - Page 8
... TO ANY COMMANDS
No power
Accessory failure
Possible component failure
OPERATOR MAKES
Operator requires adjustment
NOISE BUT DOOR DOES
NOT MOVE
DOOR DRIFTS AFTER OPERATOR STOPS
Operator or door requires adjustment
DOOR OPENS/CLOSES Operator requires adjustment TOO FAR
DOOR REVERSES UNEXPECTEDLY
Safety device activated
RADIO FUNCTIONALITY
NO RESPONSE
REMOTE CANNOT BE PROGRAMMED POOR...
MJ5011E QuickStart-2008 Manual - Page 1
...ALL local electrical codes.
11 Adjust the limit switches to open and close to ensure that the total door system is between 12" - 15".
2 Place door sprocket on the door shaft. Make sure the ...to locate a professional installing dealer in the electrical box enclosure. QuickStart model MJ/MH/MHS
Medium Duty Logic
IMPORTANT: This QuickStart is disconnected by the manual operation chain, hoist...
MJ5011E QuickStart-2008 Manual - Page 2
...ensure that timer is intended to close the door after the next open command. Press and release the LEARN button...total door system is safe for its intended use 3 of the STOP button will become enabled after a preset time, adjustable from ... programmed remote controls will light). 2. QuickStart for the model MJ/MH/MHS door operator Medium Duty Logic
This QuickStart is running.
1
2
3
...
MJ5011E Installation-2008 Manual - Page 4
... MHS 38.6 RPM LIMIT ADJUST Fully adjustable up to + 50˚C)
4
lbs/ sec. ENVIRONMENTAL
LOCATION Indoor, dry location OPERATING TEMPERATURE 4˚ F to +122˚ F (-20C˚ to 14' door Max DUTY 12 Cycles per Hour Max
50 Cycles per Day Max DRIVE TRAIN Maintenance Free Bearings FINISH Powder coated, Corrosion Resistant Steel
SAFETY
DISCONNECT: MH...
MJ5011E Installation-2008 Manual - Page 5
... procedures to the side near the top of the door jamb. If your installation check that all components were provided.
3
^OPEN ^CLOSE
O
STOP
1 2
ITEM 1 2 3 4 5 6
DESCRIPTION
QTY
Operator
1
Warning labels
2
3-Button station
1
Hoist hand chain (models MH and MHS only) 1
Door/Operator chain
1
Door sprocket
1
4 6
5
NOT SHOWN
Installation Manual
1
Quickstart Guide
1
User's Guide...
MJ5011E Installation-2008 Manual - Page 21
... the other of the continuous loop hoist chain.
3.
Chain Keeper
AVERTISSEMENT (with manual hoist to Model MH instructions for Models MJ
21
Refer to engage the hoist mechanism. M A N U A L D I S C O N N E C T WARNING
This operator has provisions for manually operating the door in an open door falling rapidly and/or unexpectedly. • NEVER use emergency disconnect ONLY when...
MJ5011E Installation-2008 Manual - Page 22
...
C) Ambient radio interference or building structural issue
➤ Replace battery. ➤ See SETUP RADIO ANTENNA. ➤ Use EXTERNAL ANTENNA kit (see ACCESSORIES page).
22 NO RESPONSE
...Replace battery. OPERATOR MOVES IN OPEN and CLOSE button wiring ➤ Check 3-button control wiring. DOOR OPENS/CLOSES Limits not adjusted properly TOO FAR
➤ Adjust limits. TTC will flash when...
MJ5011E Installation-2008 Manual - Page 31
...Kit
7 Conductor 20 AWG Wire (500'): Recommended for TO
MJ, MH, and MHS.RING
10-9095
ANTENNA EXT-ANT
OPEN
Medium Duty Angle Mounting Bracket:
CLOSE
Heavy-gauge steel bracket.
May ...For use with EXT-ANT for medium duty. ENTRAPMENT PROTECTION DEVICES OPEN
CPS-LN4
OPEN
Commercial ProtectorCLOSSE ystem:
Provides protection on doors up to 30' wide. WPB1LM
WPB3LM
WKP5LM
123 456 789
*...
MJ5011E Installation-2008 Manual - Page 32
... proper installation and operation
with the Commercial Door Operator.
3 BUTTON STATION OR 3 POSITION KEYSWITCH WITH SPRING RETURN TO CENTER AND STOP BUTTON
STANDARD
2 OR MORE
KEY LOCKOUT
7635
7635
7635
Open Close Stop
Open Close Stop
Open Close Stop
Open
Close Stop
Keyswitch
2 BUTTON STATION OR 3 POSITION KEYSWITCH WITH SPRING RETURN TO CENTER
STANDARD 763
763
2 OR...
MJ (BLACK LINE) Manual - Page 2
...sensing device to CLOSE, open override plus wiring for optional control settings and operating modes.
depending on door
BRAKE (Optional Solenoid actuated disc brake
BEARINGS IronCopper sintered and oil impregnated. DISCONNECT :
SAFETY
Model MJ: Floor level disconnect for emergency manual door operation.
Wall Mounting B - LIMIT ADJUST Linear driven, fully adjustable screw type cams...
MJ (BLACK LINE) Manual - Page 3
...Hand Chain Handing For MH and HMJ models with the drive shaft parallel to the building purlins. If you need to move or adjust doors, door springs, cables, pulleys, brackets or their hardware, ALL of the door jamb.
(2) Set ... the hand chain to hang in either the right (standard) or left side of door, and in the door opening, hook the chain off to the side near the top of which are not met...
MJ (BLACK LINE) Manual - Page 5
... HMJ only) Place hand chain around hand chain wheel. MANUAL OPERATION
This operator has provisions for Models MH and HMJ Keyhole Bracket
Model HMJ
This operator includes both openings in the the chain keeper.
Operate the door in case of the continuous loop hoist chain (large chain). The disconnect chain must be pushed...
MJ (BLACK LINE) Manual - Page 6
... cycle. This includes pneumatic and electric edges. WIRING: For wiring of sensing edges with top of both nuts.
2. After adjustment, release plate and ensure it seats fully in slots of door opening . b.
Repeat Steps 1 and 2 for ALL installations.
WARNING
To reduce the risk of SEVERE INJURY or DEATH, ALWAYS
CAUTION install reversing sensors...
MJ (BLACK LINE) Manual - Page 9
... of
sight of
the electrical enclosure. Adjusting Nut Spring
Clutch Pad
Clutch Plate
NOTE: The adjustable friction clutch is very little tension on the outside of the door or any additional access control equipment as shown on the clutch shaft.
2. CAUTIWONARNING gate or garage door:
• ALWAYS keep gate or garage door in this
bracket. More than one...
MJ (BLACK LINE) Manual - Page 15
... Electrical Box Service Kits
K-MJ5011
Model MJ5011, 115V
K-MJ5025
Model MJ5025, 230V
K-MH5011R
Model MH5011R, 115V RH
K-MH5011L
Model MH5011L, 115V LH
K-MH5025R
Model MH5025R, 230V RH
... 82-PX0616 S7 84-DT-04 S8 84-LN-06
LIMIT SWITCH ASSEMBLY KIT
Description
Qty
Depress Plate
1
Spring, Depress Plate
2
Limit Switch
4
Standoff, Limit Switch
8
Screw, #4-40 x 1-3/8" Pan Hd Phil ...
MJ (BLACK LINE) Manual - Page 24
...BUTTON STATION or 3 POSITION KEYSWITCH w/ SPRING RETURN TO CENTER AND STOP BUTTON
STANDARD 1234
2 OR MORE 1234
KEY LOCKOUT 1234
Open Close Stop
Open Close Stop
Open Close Stop
Open Close Stop Keyswitch
ALL CONTROL WIRING TYPES
...When Interlock is added to ensure proper installation and operation with the Commercial Door Operator. 5) Use 16 gauge or heavier wire for Warning Light
T1 ...
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