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COPYRIGHT © 2002  MARTIN DOOR

6

LEFT SIDE MOUNT INSTALLATION

CENTER AND OFF CENTER MOUNT INSTALLATION

OPENER DOOR BRACKET

STRUT (IF PROVIDED)

END 
STILE

TOP ROLLER

BRACKET

OPENER DOOR BRACKET

3/8” LOCK NUTS

3/8”x1”
SHORT 
NECK 
CARRIAGE 
BOLT

CURVED
POWER ARM

3/8” LOCK NUTS

CURVED
POWER 
ARM

3/8”x1” SHORT NECK 
CARRIAGE BOLT

REQUIRED STRUT

CURVED
POWER ARM

DRILL 1/8” (3) HOLE AND FASTEN 

OPENER DOOR BRACKET

 TO STRUT AND DOOR SECTION

TORSION TUBE

OPTIONAL POWER ARM ANGLE 

FASTEN OPENER POWER

ARM DIRECTLY TO HOLE

AT SAME HEIGHT AS

TOP ROLLERS

STILE

BOLT

OIL

BOLT
HEAD

OPENER

POWER

ARM

POWER ARM

ANGLE

FASTEN TWO
NUTS TIGHT
AGAINST
POWER ARM
ANGLE

FULL HEIGHT

POWER ARM

ANGLE

(FASTEN POWER ARM ANGLE TO STILE WITH 5  1/4” X 1” THREAD FORMING SCREWS AS SHOWN.)

OPENER POWER ARM SHOULD BE FASTENED 

INSIDE THE OPENER DOOR BRACKET

OPENER POWER ARM MUST BE FASTENED

OUTSIDE THE OPENER DOOR BRACKET

OPENER DOOR BRACKET

        

OPENER DOOR BRACKET GUIDELINES

ONLY Martin Finger Shield Garage Door Systems allow you 
to choose center, off center or side mounting for a safer, 
more attractive opener installation

WARNING!

 

Other brand doors are designed for center mounted 

openers only.   Off center or side mounted installations may result 
in other brand doors binding, side shifting, twisting, and falling, as 
the lift cables detach from the cable drums
.

SPECIAL GUIDELINES:

For 8" (203) low clearance track

 installations, the strut and 

the opener door bracket are fastened 2" (51) lower than 
shown.
 

For 2 ½" (64) and 4 ¼" (108) low clearance track

 

installations the opener door bracket and top roller bracket are 
lowered 2" (51).  The strut is not lowered.  Fasten the opener 
power arm to the top hole of the opener door bracket.
 

A Martin Opener 

requires 1 ½" (38) more clearance than the 

required garage door clearance.  

Doors over 18'2" (5540) wide 

should use side mount opener 

installation only

 The opener door bracket will not fit on wide 

doors with “U” / “C” struts and double end stiles.  If door has 
double end stiles with double top roller brackets, drill out hole 
in end of curved power arm to 7/16" (14) and attach direct to 
the long stem roller shaft between the double top roller 
brackets. This makes a solid side mount opener installation. 

Summary of Contents for DC2500

Page 1: ...d te D e rl te Q s ie t u UL R C US F C C Certified R E M G R I I S F T D E E R ISO 9001 A8949 MARTIN DOOR MFG This instruction manual features Low Risk Martin Finger Shield Garage Doors See page 5 f...

Page 2: ...TAG EMERGENCY RELEASE CORD KNOB TOP DOOR SECTION PHOTO EYE LIGHT LENS POWER HEAD WALL CONTROL OR PUSH BUTTON POWER HEAD CHASSIS C BRACKETS OPTIONAL PUNCHED ANGLE RAIL SUPPORT BRACKET RAIL ASSEMBLY BE...

Page 3: ...NER DOOR BRACKET STRAIGHT AND CURVED POWER ARM TORSION TUBE EMERGENCY RELEASE TAG EMERGENCY RELEASE CORD KNOB TOP DOOR SECTION PHOTO EYE WALL CONTROL OR PUSH BUTTON POWER HEAD CHASSIS C BRACKETS OPTIO...

Page 4: ......

Page 5: ...min height of 5 1520 so small children cannot reach it and away from all moving parts of door See Step 8 Emergency release tag should be installed above knob and adjusted to about 6 1830 above the fl...

Page 6: ...u to choose center off center or side mounting for a safer more attractive opener installation WARNING Other brand doors are designed for center mounted openers only Off center or side mounted install...

Page 7: ...ad Forming Screws Fasten the curved power arm to the opener door bracket with 3 8 X 1 short neck carriage bolt and two 3 8 lock nuts as shown in the Opener Door Bracket Guidelines on page 6 Raise the...

Page 8: ...location so that the belt or chain position tab will activate the position switch and opener computer correctly The activation begins when the opener opens the door from the closed position for the fi...

Page 9: ...angle or rail support bracket locks See Figure 8 Fasten an extra rail support bracket to 13 6 4100 or 15 6 4700 long rail assemblies for extra high doors Fasten the extra rail support bracket to the r...

Page 10: ...o 5 127 above the floor for photo eye brackets Brackets can be mounted in any position as long as photo eye beam has a clear path from one side of door to the other side after mounting See pages 4 and...

Page 11: ...of all moving garage door parts or any associated parts at least 5 1520 above the floor out of children s reach The wall control push button should only be used when the door area is free of people or...

Page 12: ...mbly Pulling down on the emergency release cord with the attached knob connects or disconnects the trolley to the connector on the chain or belt See Figure 21 Always close the door before releasing th...

Page 13: ...strain relief cover by disengaging the tabs Cut the power cord within 6 152 of the terminal block Replace the strain relief cover by snapping tabs back into place Knock out conduit hole and bring in t...

Page 14: ...t slightly Once the door is in the desired position press and release the P button See Figure 26 CLOSE TRAVEL LIMIT LED 4 should be blinking Press and hold the button until the door is in the closed p...

Page 15: ...unneeded adjustments When desired setting is complete simply press P as many times as needed to return the opener to normal operating mode with LED 8 illuminated FIGURE 30 DOWN FORCE TRANSMITTER PROG...

Page 16: ...automatically opens the door in 30 seconds if Opener Reversal System fails or if the door is unable to completely close in 30 seconds time S UT TR COPYRIGHT 2002 MARTIN DOOR FIGURE 32 FIGURE 33 FIGUR...

Page 17: ......

Page 18: ......

Page 19: ...s from sprocket holder and rail end stop Slide belt or chain and all rail assembly parts out of rail assembly from header end Measure and cut off excess rail assembly 1 25 increments only from header...

Page 20: ......

Page 21: ......

Page 22: ...but now doesn t increase the up force and or reset the open travel limit After adjustment Is completed repeat the reversal tests See STEP 12 Is something obstructing the door or in the path of the ph...

Page 23: ......

Page 24: ...ered Most are Children Severing of body parts and death Body parts entrapped broken or severed IF UNSURE CALL A TRAINED MARTIN DOOR DEALER If your door is HIGH RISK correct all areas listed below or r...

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