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Light Comes On But Door Won't Operate What Do I Check?
(Posted by obentley 8 years ago)
Popular LiftMaster LGJ Manual Pages
LGJ Manual - Page 1
OWNER'S MANUAL
MODELS:
LGJ & MGJ
INDUSTRIAL DUTY DOOR OPERATOR
2 YEAR WARRANTY
Serial # (located on electrical box cover)
Installation Date Wiring Type
NOT FOR RESIDENTIAL USE 41B6
LISTED DOOR OPERATOR
LGJ Manual - Page 2
SAFETY
DISCONNECT Floor level disconnect for optional control settings and operating modes.
380V, 50Hz, 3Ph
460V, 60Hz, 3Ph LGJ: 115V, 60Hz, 1Ph
LIMIT ADJUST Linear driven, fully adjustable screw type cams. Adjustable to the bottom edge of door
A REVERSING EDGE IS STRONGLY RECOMMENDED FOR ALL COMMERCIAL OPERATOR INSTALLATIONS. REQUIRED WHEN THE 3 BUTTON CONTROL STATION IS OUT OF...
LGJ Manual - Page 3
... for LGJ
FIGURE 1
OPERATOR PREPARATION
Model LGJ:
Shipped from the factory for either left hand or right hand mounting. Remove the two E Rings securing the sprocket on page 4. IMPORTANT SAFETY NOTES
CAUTION
WARWNAINRGNING
W
TO AVOID DAMAGE TO DOOR AND OPERATOR, MAKE ALL DOOR LOCKS INOPERATIVE. SECURE LOCK(S) IN "OPEN" POSITION. IF THE DOOR LOCK NEEDS TO REMAIN FUNCTIONAL, INSTALL AN...
LGJ Manual - Page 4
... flatwasher from the motor frame. To install an LGJ Operator on right side only. Disconnect the key ring from the disconnect shaft. Thread the release cable through the slot on setting of the support bracket, as shipped from the factory
4
Reconfigure Disconnect Chain Assembly The default configuration for complete instructions on the outermost edge of limit...
LGJ Manual - Page 6
... between 12" - 15". Refer to the illustration and instructions below the door shaft, and as close to the door as possible. Wall Mounting The operator should generally be installed below that suits your operator is installed, be sure the door has been properly aligned and is between the door shaft and operator drive shaft is slightly taut (not tight). Bracket...
LGJ Manual - Page 8
... box (not supplied) fastened to the instructions provided with your operator.
To adjust limit nuts depress retaining plate to allow nut to operator as door fully seats at the floor. After adjustment, release plate and ensure it seats fully in open position with the bottom of the door even with local codes. WARNING
W
2. TO AVOID SERIOUS PERSONAL...
LGJ Manual - Page 9
...
9 is mounted Motor Side Up: Set dip switch SW1 - Manually lower the door to the OPEN limit nut until it will travel is "ON": Limit switch -A- For Motor Side Up Mounting: Limit switch -A- Limit switch -B- LGJ LIMIT SWITCH ADJUSTMENT
IMPORTANT NOTE: To avoid danger of possible damage to the door and operator, limit switches must be adjusted...
LGJ Manual - Page 10
... whenever a malfunction is observed or suspected. CAUTION: BEFORE SERVICING, ALWAYS DISCONNECT OPERATOR FROM POWER SUPPLY. Lubricate.* Check set screw tightness
Check & tighten as required. HOW TO ORDER REPAIR PARTS
OUR LARGE SERVICE ORGANIZATION SPANS AMERICA
INSTALLATION AND SERVICE INFORMATION ARE AVAILABLE 6 DAYS A WEEK
CALL OUR TOLL FREE NUMBER - 1-800-528-2806 HOURS 7:00 TO 3:30...
LGJ Manual - Page 11
... terminal #2 in either direction for your operator, contact the customer service department @ 1-800-528-2806. A two-position key switch or control station (OPEN/CLOSE) may be added or substituted when requested at the time of control wiring.
MODEL LGJ
Standard G2 Wiring Model LGJ operators are shipped from the factory with jumper set for all control pneumatic safety (N.C.) to...
LGJ Manual - Page 15
... Protection device.
15
SWITCH ADJUSTMENTS
SWITCH #1 SETTINGS
MAXIMUM RUN TIME: 1 - LGJ CONTROL CONNECTION DIAGRAM
41B6
LISTED DOOR OPERATOR
NUMBERED BOXES CORRESPOND WITH TERMINALS ON J1 CONNECTOR STRIP If Neccessary, Remove The Connector Block From The Board To Secure Each Wire Connection
Connect field wires to close .
8 - Open control will require constant pressure to close...
LGJ Manual - Page 16
...06
Locknut #6-32
2
Motor Kit
K20-1025C1 Model LGJ2511
Disconnect Assembly Kit
K75-12583 Model LGJ2511
COMPLETE ELECTRICAL BOX KITS
Item
P/N
Description
...operator may add or remove certain components from these lists. Please consult a parts and service representative regarding availability of individual components of kits specified below. REPLACEMENT PART KITS LGJ
Below are replacement...
LGJ Manual - Page 18
... PARTS
ITEM PART #
DESCRIPTION
QTY
ITEM PART #
DESCRIPTION
QTY
D1 10-11023 Bevel Gear Yoke
1
1 10-11397 Support ...operator. Refer to the parts lists below for replacement kits available for all repair part ordering information. MODEL LGJ
Refer to page 10 for your operator, certain components may not be added or removed from these lists.
Please consult a parts and service...
LGJ Manual - Page 20
... Contactor (03-11112), Used only on single phase operators.
20 REPLACEMENT PART KITS MGJ
Below are replacement kits available for all repair part ordering information. For replacement of electrical box, motor or brake components be sure to match model number of kits specified below to page 10 for your operator may add or remove certain components from these lists...
LGJ Manual - Page 22
...optional modifications and/or accessories are included with your operator. x 1" Long
1
D15 87-E-100 E Ring, 1" Plated
2
22 Refer to the parts lists below for replacement kits available for all repair part ordering information. K75-12567 DISCONNECT ASSEMBLY KIT
INDIVIDUAL PARTS
ITEM PART #
DESCRIPTION
QTY
ITEM PART #
DESCRIPTION
QTY
D1 07-11418 Disconnect Hub
1
1 10-11357...
LGJ Manual - Page 24
before door closes. 11 12 13 14 Auxiliary Terminal Block
Remove Jumper When Interlock is not used, a jumper must be connected for operation.
USE 16 GAUGE OR HEAVIER WIRE
3) Auxiliary control equipment may be any normally open two wire device such as
FOR ALL CONTROL CIRCUIT WIRING. RADIO TO OPEN ONLY
EXTERNAL INTERLOCK
Warning Light...
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