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COPYRIGHT © 2002 MARTIN DOOR

LIGHT LENS

FIGURE 12A

TAB

                                                                   STEP 6 
                                          LIGHT BULBS AND LIGHT LENSES

STEP 7 

                                          

Twist

 2 light bulbs (1 for DC2500), maximum 60W, into light bulb sockets. 

Position 

 light lens tabs with corresponding slots in power head chassis.  Snap light lens 

onto chassis first. Next, position light lens tabs with slots in power head and snap securely 
into place. See Figure 12A or 12B
                                                                   

 PHOTO EYES SAFETY SYSTEM

CLOSE DOOR BY HAND BEFORE BEGINNING!  

MOUNTING PHOTO EYES DIRECTLY TO SIDE WALL: 
Locate

 mounting position 3" (76) to 5" (127) above the floor.  Mark and drill 1/16" (1.5) pilot 

hole into wall. (If mounting to concrete or drywall instead of wood, use anchors provided 
and drill 3/16" (5) pilot hole). 

Fasten

 tapered-head screw into wall. Do not tighten screw.  Allow screw head to protrude 

(approximately 3/8" (9.5)) from wall. 

Position

 the top slot hole on the back of the photo eye holder onto screw and push down 

to lock in place. See Figure 13

Fasten 

 tapered head screw through the curved channel slot at the bottom of the photo 

eye holder after drilling correct pilot hole. Repeat process for other photo eye and photo 
eye holder. See Figure 13

Align

 photo eyes so they face each other.  In Step 12 you will be instructed to check the 

alignment. Tighten wing nut on each photo eye by hand. See Figure 14 

MOUNTING PHOTO EYES TO BRACKET: 
Locate

 mounting position 3" (76) to 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 5

Mark

 and drill two 1/16" (1.5) pilot holes into wall. (If mounting to concrete or drywall 

instead of wood, use anchors provided and drill two 3/16" (5) pilot holes).

Using

 round-head screws provided, fasten bracket to wall. Attach photo eye to bracket by 

aligning tabs and center pin and snapping into place Photo eye wiring should exit 
downward. Repeat process for other bracket. See Figures 15 and 16

Align

 photo eyes so they face each other.  In Step 12 you will be instructed to check the 

alignment. Tighten wing nut on each photo eye by hand. See Figure 16 

ATTENTION

: In dual door installations, the "Receiver" photo eyes (as marked on each of 

the photo eyes) should be mounted on the far outsides.  The "Transmitter" 
photo eyes should be mounted on the insides.

 

POWER HEAD
    CHASSIS

LIGHT BULB

LIGHT BULB 
SOCKET

LIGHT BULB

LIGHT LENS

POWER 
HEAD

TAB

SLOTS

SLOTS

FIGURE 13

FIGURE 14

FIGURE 15

FIGURE 16

WING NUT

PHOTO EYE 
HOLDERS

DOWN WARD EXIT
FOR WIRING

TAPERED HEAD
SCREW

TAPERED 
HEAD SCREW

CURVED
CHANNEL 
SLOT

TAPERED HEAD 
              SCREW

TOP
SLOT
HOLE

PHOTO EYE

WING 
NUT
BOLT

PHOTO EYE 
BRACKETS

ROUND
HEAD SCREW

WING NUT

PHOTO EYE
WITH HOLDER

WIRING EXITS DOWN

WING
NUT
BOLT

ANTENNA WIRE

LIGHT BULB

LIGHT
 LENS

CHAI

RAIL

N  

ASS

BLY NLY

EM

O

POWER HEAD

ROUND
HEAD SCREW

PHOTO 
EYE
WITH
HOLDER

WING
NUT BOLT

CENTER
PIN

FIGURE 12B

DC3700

DC2500

B

LT

 R

AI

 

E

L

AS

SE

MB

L

 O

NL

Y

Y

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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