background image

21

MAINTENANCE SCHEDULE / INSTALLATION CHECKLIST

INSTALLATION CHECKLIST

BEFORE PLACING DOOR OPERATOR IN REGULAR SERVICE, MAKE SURE THAT:

1.  THE FRONT AND REAR MOUNTS FOR THE OPENER ARE SOUND AND SECURE AND THE RAIL IS

POSITIONED CORRECTLY ABOVE THE HIGH ARC OF THE DOOR, AND THAT THE OPENER IS
POSITIONED OVER THE DOOR ACTION CENTERLINE.

2.  FOR SECTIONAL DOORS AND ONE-PIECE DOORS WITH TRACKS, THE POSITION OF THE DOOR ARM,

WITH THE DOOR CLOSED, IS SUCH THAT ITS CONNECTING POINT ON THE TROLLEY IS 5" TO 8"
BEHIND ITS CONNECTING POINT ON THE DOOR BRACKET.  THE DOOR ARM SHOULD NEVER BE
PERFECTLY VERTICAL WHEN THE DOOR IS IN THE CLOSED POSITION.

3.  THE MANUAL RELEASE HANDLE AND CORD ARE SECURE TO THE MANUAL RELEASE LEVER.  THE

HANDLE IS LOCATED 6 FT ABOVE  FLOOR LEVEL AND REQUIRES NO MORE THAN 50 LBS. PULL TO
ACTUATE.  THE TROLLEY AND RELEASE MECHANISM ARE PROPERLY LUBRICATED.

4.  THE STANDARD WALL PUSH BUTTON OR THE DELUXE WALL PUSHBUTTON STATION IS IN SUCH A

POSITION AND OF SUCH A HEIGHT THAT IT CAN ONLY BE ACTUATED BY AN ADULT OF AVERAGE
HEIGHT.  THE CAUTION LABEL IS PROMINENTLY DISPLAYED NEXT TO THE PUSH BUTTON OR WALL
STATION.

5.  ALL WIRING IS CORRECT TO CODES OR BETTER.   THERE IS GROUND CONTINUITY IN THE SUPPLY.

THE GROUND PRONG ON THE POWER CORD IS INTACT.

6.  ALL ROPES HAVE BEEN REMOVED FROM THE DOOR.  THE DOOR MOVES FREELY WITHOUT

BINDING WHEN RAISED OR LOWERED MANUALLY.  THE DOOR IS CORRECTLY BALANCED AND
LUBRICATED.  ALL DOOR HARDWARE IS SECURE AND SOUND.  THE SENSITIVITY HAS BEEN
ADJUSTED TO MINIMUM FORCE FOR THE APPLICATION.

7.  THE DOOR REVERSES ON OBSTRUCTIONS TO WITHIN 1-1/2" OF THE FLOOR.  THE CONCRETE OR

OTHER SURFACE BENEATH THE CLOSED DOOR PROVIDES UNIFORM CONTACT.

8.  THE PLASTIC ENVELOPE FOR THIS MANUAL IS ATTACHED TO THE WALL NEAR THE PUSH BUTTON

OR WALL STATION AND THIS MANUAL IS PLACED THERE FOR OWNER USE AND REFERENCE.

9.  ON DOORS WITH EXTENSION TYPE COUNTERBALANCE SPRINGS, RESTRAINT CABLES HAVE BEEN

INSTALLED THROUGH THE SPRINGS.

10. THERE IS GFI PROTECTION ON THE LINE TO POWER THE OPENER.  THIS IS PARTICULARLY

IMPORTANT ON INSTALLATIONS INVOLVING DOORS OF STEEL CONSTRUCTION.

11. ON DOORS WITH ADJUSTABLE BOTTOM EDGES, LOCK EDGES HAVE BEEN LOCKED AFTER

ADJUSTMENT

MAINTENANCE OF YOUR OPENER

Once a Month:
 1.  Test for reversal on a 1-1/2 inch high object or a 2 x 4 board laid flat on the floor (see Step 19, page 14).  If
       adjusting either the force or the limit of travel, retest the opener.  Failure to adjust the opener may cause severe
       injury or death.
 2.  Manually operate the door.  If it is unbalanced or binding, call a professional garage door serviceperson.
 3.  Check to be sure the door opens and closes fully.  Adjust limits or force of travel if necessary.
 4.  Repeat safety reverse test.  Make any necessary adjustments.

Twice a Year:
 1.  Check chain tension.  Adjust if necessary.

Once a Year:
 1.  Oil door rollers, bearings and hinges (silicone lubricant 

spray).

Summary of Contents for LT 50

Page 1: ...OR USE Serial Date Installed Your Dealer INSTALLER Place this manual in the plastic envelope provided and permanently attach to the wall near the pushbutton BY 110060 110044 INSTALLATION AND OWNER S M...

Page 2: ...Indicates a MECHANICAL hazard of INJURY OR DEATH Gives instructions to avoid the hazard CAUTION Indicates a MECHANICAL hazard of DAMAGE to your door door operator or equipment Gives instructions to a...

Page 3: ...on of the drive mechanism and manual operation of the door when desired as in the event of a power failure Page 19 Automatic Reconnection Once power is restored or automatic operation of the door is a...

Page 4: ...UTTON PUSHBUTTON WARNING LABEL SAFE FINISH SENSOR U BRACKET PHOTOSYSTEM SENSORS SENSOR L BRACKET DOOR ARM TUBE SECTION DOOR ARM ROD WALL BRACKET TRANSMITTER OPTIONAL POWER HEAD DRIVE RAIL ASSEMBLY DOO...

Page 5: ...guide tabs and the two rear bolt studs on the power head unit and place the rail chain assembly in place over the power head unit The power head drive unit limit lever protrudes up through the rail c...

Page 6: ...DOOR OPENERS WEAR SAFETY GOGGLES OR OTHER PROTECTIVE EYEWEAR INSTALL THE DOOR OPENER 8zFT OR MORE ABOVE THE FLOOR MOUNT THE MANUAL RELEASE 6 FT ABOVE THE FLOOR REINFORCE LIGHTWEIGHT FIBERGLASS ALUMINU...

Page 7: ...USE 10 FT OR 12 FT RAIL ASSEMBLY MATCH DOOR HEIGHT 104367 ONE PIECE DOOR NO TRACK JAMB HARDWARE ONE PIECE DOOR NO TRACK PIVOT HARDWARE DOOR HIGH ARC OF DOOR TRAVEL DOOR JAMB HARD WARE HIGH ARC OF DOO...

Page 8: ...LAG SCREWS AS NECESSARY NOT PROVIDED WARNING STEP 1 Mounting the Front Bracket Mark a vertical centerline on the header above the door By manually raising the door determine the high arc of the door...

Page 9: ...operation of the opener STEP 5 Return to the Rail Wall Mounting Bracket and securely tighten the bolt and nut that connect the Rail Front Idler bracket and the Wall Mounting Bracket Take care not to o...

Page 10: ...108385 STEP 9 Connecting The Electrical Power Consult the label on the rear panel of the Opener to determine its proper working voltage Normally it will be marked for 115V 60 cycle operation If it is...

Page 11: ...NOTE Leave about 12 of extra wire at each end Use a minimum 22 gauge solid trace wire one wire in set should be marked to identify it at each end for interconnect B Run a wire pair 20 or 22 gage soli...

Page 12: ...age Door Opener Keep a portable transmitter with you to control the garage door opener The red light on the receiver unit should now be on If not recheck that the mounting screws are tight then if nec...

Page 13: ...section two turns counterclockwise increasing the exposed length of the door rod to provide a cushion when the door is closed or encounters an obstruction Align connecting hole in the door arm with t...

Page 14: ...ectric system must be adjusted lower and the test repeated until the door responds properly to the 6 object If adjustments are needed refer to Step 13 If the unit still will not respond and fails this...

Page 15: ...he Transmitter in the car If the distance is still inadequate try bending the Antenna Wire to a different angle If the distance is still inadequate replace the Battery with a standard 9 Volt transisto...

Page 16: ...ine that the force is not excessive grasp the door handle or bottom edge during downward travel The opener should reverse to this force Do not stand under the door during this test If the handle is ha...

Page 17: ...he power head unit It is advised that you move the close limit stop one link at a time and run opener through another close cycle until the door reverses when it comes into contact with the 2 x 4 Adju...

Page 18: ...the door to BEGIN MOVING UPWARD MOVING DOWNWARD and an obstruction is encountered the door will STOP PAUSE AND REVERSE TO THE OPEN DIRECTION MOVING UPWARD and an obstruction is encountered the door w...

Page 19: ...leases are an available accessory and are recommended for garages without a service entrance OPTIONAL THREE FUNCTION WALL STATION When the Wall Station is connected to the operator per instructions su...

Page 20: ...Photosystem A pneumatic door edge will only work with the LT 50 operator if a Safe Finish Photosystem has been installed on the door and connected to the operator and the motor control board configur...

Page 21: ...BINDING WHEN RAISED OR LOWERED MANUALLY THE DOOR IS CORRECTLY BALANCED AND LUBRICATED ALL DOOR HARDWARE IS SECURE AND SOUND THE SENSITIVITY HAS BEEN ADJUSTED TO MINIMUM FORCE FOR THE APPLICATION 7 TH...

Page 22: ...force improperly adjusted 14 Down sensitivity force improperly adjusted 15 Bottom of door frozen to ground 16 Ice and snow built up under door 17 Floor risen or sunk from weather change 18 Someone in...

Page 23: ...Trolley Assembly 3 221020 Trolley Wing Foot 4 220961 Nylon Button 5 252109 Chain Latch Assembly 6 009224 3 pc Chain Master Link 7 009011 Chain specify length 8 160366 Limit Stop 9 220960 Rail Spacer B...

Page 24: ...ole option at no cost and returned pre paid Defective parts will be repaired or replaced with new or factory rebuilt parts at Allstar s sole option This limited warranty does not cover non defect dama...

Reviews: