Lift-Master HT User Manual

4.6 (8)

The Chamberlain Group, Inc.

A DUCHOSSOIS ENTERPRISE

845 Larch Avenue

©

Elmhurst, Illinois 60126

OWNER'S MANUAL

SERIES 2000

MODEL HT

HEAVY DUTY

BELT DRIVEN TROLLEY OPERATOR

Serial #

 

 

 

 

 

 

 

 

 

 

 

 

 

(located on electrical box cover)

 

COMMERCIAL DOOR OPERATOR

 

 

 

 

 

 

 

Date of Installation

 

 

®

LISTED

Wiring Type

NOT FOR RESIDENTIAL USE

®

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SPECIFICATIONS

 

MOTOR

TYPE: ................................

Continuous Duty

HORSEPOWER: ...............

1/3, 1/2, 3/4 & 1 Hp

 

Single or Three Phase

SPEED: .............................

1725 RPM

VOLTAGE: ........................

115/208-230 Single Phase

 

208-230/460 Three Phase

CURRENT: ........................

See Pg. 17

 

 

ELECTRICAL

TRANSFORMER: ..............

24VAC

CONTROL STATION:........

3 Button

 

OPEN/CLOSE/STOP, NEMA 1

WIRING TYPE: ..................

B2 (Standard)

Momentary Contact to OPEN/CLOSE/STOP plus Wiring for Sensing Device to Reverse and Auxiliary Devices to Open and Close with Open Override (Other types available. See chart, Pg. 14)

LIMIT ADJUST: ...................Linear Driven, Fully Adjustable Screw Type Cams. Adjustable to 22 feet.

MECHANICAL

SAFETY

DRIVE REDUCTION:

 

1st Reduction: ....................

Heavy Duty (5L) V-Belt

2nd & 3rd Reductions:.......

#48 Chain and Sprockets

Output: ................................

#48 Chain on 1/3 & 1/2 Hp.

 

#41 Chain on 3/4 & 1 Hp.

OUTPUT SHAFT SPEED:...

104 R.P.M.

DOOR SPEED:....................

10" – 12" per sec.

BEARINGS:............................

Heavy Duty Oil-Filled Bronze

 

Ball Bearings on Output Shaft

BRAKE: ...............................

Solenoid Drum Brake

 

Standard on 3/4 and 1 Hp

 

Optional on 1/3 and 1/2 Hp

DISCONNECT:..................

Spring Loaded Trolley

 

Disconnect Arm

CLUTCH:...........................

Adjustable Friction Type

REVERSING EDGE: .........

(Optional)

Electric or Pneumatic Sensing Device attached 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 SIGHT OF DOOR OR ANY OTHER CONTROL (AUTOMATIC OR MANUAL) IS USED. SEE PAGE 8.

WEIGHTS AND DIMENSIONS

HANGING WEIGHT.....42 LBS.

DOOR HEIGHT + 3' - 6 3/4"

17-7/8"

 

 

Max.

WITH

WITHOUT

DIM.

BRAKE

BRAKE

 

A

16-15/16"

16-7/16"

B

18-9/16"

17-1/2"

MIN. CLEARANCE OF 2" FROM HIGH ARC OF DOOR TO BOTTOM OF TRACK

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 - 1-800-528-6563 HOURS 7:00 TO 3:30 p.m. (Mountain Std. Time)

MONDAY Through SATURDAY

WHEN ORDERING REPAIR PARTS

PLEASE SUPPLY THE FOLLOWING INFORMATION

PART NUMBER DESCRIPTION MODEL NUMBER

ADDRESS ORDER TO:

THE CHAMBERLAIN GROUP, INC.

Electronic Parts & Service Dept.

2301 N. Forbes Blvd., Suite 104

Tucson, AZ 85745

2

ASSEMBLE TRACK AND OPERATOR

WARNING

KEEP DOOR BALANCED. STICKING OR BINDING DOORS MUST BE REPAIRED. DOORS, DOOR SPRINGS, CABLES, PULLEYS, BRACKETS AND THEIR HARDWARE MAY BE UNDER EXTREME TENSION AND CAN CAUSE SERIOUS PERSONAL INJURY OR DEATH. CALL A PROFESSIONAL DOOR SERVICEMAN TO MOVE OR ADJUST DOOR SPRINGS OR HARDWARE.

CAUTION

DO NOT CONNECT ELECTRIC POWER UNTIL INSTRUCTED TO DO SO.

Header

Idler Shaft Bracket

Bracket

Idler

Shaft

Track

Trolley

 

Track

Spacer

FIGURE 1

Check the identification tag mounted on the electrical box to be sure the voltage, phase and h.p. are correct for your needs.

1.Fasten track to the operator frame. DO NOT TIGHTEN BOLTS. See Figure 1.

2.Position the trolley on the track. Attach track spacer(s).

3.Place idler shaft bracket over end of track. There are two holes on each side of bracket (Fig. 1).

Fasten shaft bracket to end of rail assembly.

4.Align track so that trolley moves easily and does not bind. Tighten all bolts.

5.Run chain around front and rear sprockets and attach to trolley assembly with master links. Adjust chain only until excessive slack is removed. To retain proper tension, tighten 3/8" lock nut.

3

INSTALL OPERATOR

CAUTION: AT LEAST TWO PERSONS AND A STRONG, SAFE WORKING PLATFORM ARE REQUIRED FOR THE INSTALLATION OF OPERATOR.

CAUTION

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 INTERLOCK SWITCH.

DO NOT RUN THE OPERATOR BEFORE MAKING LIMIT SWITCH ADJUSTMENTS.

FOR METAL BUILDINGS ONLY: A strong mounting surface for the operator front header bracket is needed. On the wall above the center stile, weld or bolt a 2"x2"x1/4" piece of angle iron or another suitable, heavy-duty material as shown in Figure 2.

6.Draw a vertical line on header (or reinforcement material) above center stile of door.

7.Raise the door to its high arc point. Use a carpenter's level to locate high arc point on wall above door center stile as shown in Figure 3. Make a horizontal line, intersecting the vertical centerline mark.

 

Header

2"

Wall

Header

 

Bracket

 

High Arc

 

Point of Door

FIGURE 4

 

FIGURE 2

Building

Support

Vertical

Centerline

2"x 2"x 1/4" Angle Iron

Center

Stile

Carpenter's Header

Level Wall

High Arc

Point

FIGURE 3

8.Close the door and refer to Figure 4. Position operator chassis on the floor with the bottom edge of header bracket 2" above horizontal mark and centered on vertical line. Mark mounting holes.

FOR METAL BUILDINGS: Drill 3/8" holes for fastening bolts. FOR CONCRETE BUILDINGS: Drill 3/8" holes for anchor bolts, following manufacturer's instructions.

NOTE: Be sure header bracket is level before tightening the bolts.

4

Lift-Master HT User Manual

9.Raise operator straight up until the door can be raised to the full open position. See Figure 5. Temporarily secure to ceiling or rafters with rope or other suitable means.

WARNING

FAILURE TO SUSPEND THE OPERATOR SECURELY MAY RESULT IN SERIOUS PERSONAL INJURY OR DEATH, AND/OR PROPERTY DAMAGE.

10.Raise door to full open position. Place a 2x4 board on top of leading edge of door. Lower operator to rest on 2x4 board.

Make four hangers from 2"x2"x1/4" angle iron. IT IS

RECOMMENDED THAT RAIL BE CENTERSUPPORTED AS WELL. Bolt the operator into place.

COIL CORD (OPTIONAL)

REFER TO (A) IN ILLUSTRATION

Connect operator end of coil cord to junction box (not supplied) fastened to the wall approximately half-way up the door opening.

Electrician must hardwire the junction box to the operator electrical box in accordance with local codes.

REEL (OPTIONAL)

REFER TO (B) IN ILLUSTRATION

Take-up reel should be installed 12" above the top of the door.

Building

Support

2"x2"x1/4" Angle Iron

Wire 24V

Trolley

Door

 

Arm

Track

 

Door

Spacer

 

Bracket

 

 

Rope

Release

Center

Air Hose

Stile

Reversing

FIGURE 5

Edge

B

Hanger Angles

2"x2"x1/4"

A

Pneumatic Air Switch

Not Required or Supplied

When Electric Reversing

Edge is Used

5

CONNECT OPERATOR TO POWER SUPPLY AND INSTALL CONTROL STATION

WARNING

DISCONNECT POWER AT THE FUSE BOX BEFORE PROCEEDING.

OPERATOR MUST BE PROPERLY GROUNDED AND CONNECTED IN ACCORDANCE WITH LOCAL ELECTRICAL CODES. THE OPERATOR SHOULD BE ON A SEPARATE FUSED LINE OF ADEQUATE CAPACITY.

ALL ELECTRICAL CONNECTIONS MUST BE MADE BY A QUALIFIED INDIVIDUAL.

CAUTION

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 INTERLOCK SWITCH.

WARNING

INSTALL THE CONTROL STATION WHERE THE DOOR IS VISIBLE, BUT AWAY FROM THE DOOR AND ITS HARDWARE. IF CONTROL STATION CANNOT BE INSTALLED WHERE DOOR IS VISIBLE, OR IF ANY DEVICE OTHER THAN THE CONTROL STATION IS USED TO ACTIVATE THE DOOR, A REVERSING EDGE MUST BE INSTALLED ON THE BOTTOM OF THE DOOR. FAILURE TO INSTALL A REVERSING EDGE UNDER THESE CIRCUMSTANCES MAY RESULT IN SERIOUS INJURY OR DEATH TO PERSONS TRAPPED BENEATH THE DOOR.

CAUTION

DO NOT ALLOW TROLLEY TO OVERRUN FRONT IDLER SPROCKET OR RUN INTO OPERATOR HEAD. LIMIT SWITCHES MAY NOT BE IN THE PROPER POSITIONS. (See Limit Adjustments).

REFER TO MASTER WIRING DIAGRAM.

MAKE CONNECTION THROUGH THE 1-1/16" DIA. LABELED HOLE. DO NOT RUN CONTROL WIRES IN THE SAME CONDUIT AS THE POWER WIRES.

11.Complete the electrical connections to operator and control station (Refer to Control Connection Diagram, Pg. 20). Fasten the control station to the wall.

FASTEN THE WARNING NOTICE BESIDE OR BELOW THE PUSH BUTTONS.

12.Apply power to operator. Press either the OPEN or the CLOSE push button and observe direction of trolley travel. Press the STOP button.

If trolley did not move in the correct direction, check for improper wiring at control station or between opener and control station.

If electrical problems persist, call our Toll Free number (1-800-528-6563) for assistance.

Push

Buttons

OPEN

CLOSE

STOP

Control Station

W A R N I N G

TO PREVENT ENTRAPMENT

DO NOT START DOOR DOWNWARD

UNLESS DOORWAY IS CLEAR

WARNING Notice

13.Operate push button so that the trolley moves forward (toward close position). Press STOP button when trolley is approximately 10" from front wall.

CONNECT DOOR ARM AND BRACKET

CAUTION

REINFORCE CENTER STILE WITH A VERTICAL BRACE. USE A PIECE OF ANGLE IRON THAT WILL SPAN THE HEIGHT OF TOP PANEL. DO NOT CUT HORIZONTAL STRUT.

14.With door CLOSED, snap door arm onto operator trolley. Position door bracket against reinforced center stile of top section of door. Make sure arm is straight and centered on stile. Mark bracket holes. Drill and fasten with 5/16" bolts.

NOTE 1: Choose a set of holes which aligns door

 

arm in a near vertical position.

 

NOTE 2: If door strut interferes with placement of

 

door bracket, position bracket below strut. DO

 

NOT CUT OR MODIFY STRUT.

 

Attach door arm to door bracket using 3/8"-16x1"

 

screw and lock nut.

6

Trolley

 

Door Arm

Door

 

Bracket

Reinforcement

 

Brace

Center Stile

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