Martin D3700e, Instruction Manual

TROUBLESHOOTING - FOR TRAINED MARTIN GARAGE DOOR SERVICE TECHNICIANS

USEFUL LED STATUS INFORMATION

Illuminates

 when 

door is in fully 
opened position. 

Illuminates

 when 

door is in fully 
closed position. 

Illuminates

 when opener is receiving signal from wall control button.

Blinks

 rapidly when opener is receiving a signal from transmitter or keyless entry.

Blinks

 slowly after activating vacation lock on wall control button

Illuminates

 for 2 seconds each time the position tab activates the reference switch as the 

door opens or closes. 

Blinks

 when an obstruction is detected, door reverses, or other problem occurs.

Illuminates

when power 
is on. 

COPYRIGHT © 2003 MARTIN DOOR

23

1

3

4

2

Adjustments

 setting interrupted 

before completion

Defective

 Reference Switch.

Photo

 eyes became obstructed 

during downward door travel

Defective

 RPM sensor.

Force

 required to move door 

exceeded set force level

Opener

 exceeded maximum run 

time limit (45 seconds) for

safety reverse

Photo

 eyes not connected properly

Photo

 eyes are dirty.

Photo

 eyes not aligned.

Other

 photo eyes fault.

Force 

watchdog circuit found error

Power

 limit (RTS) sensitivity 

exceeded.

Self-Learned

 force limit exceeded

Internal

 control error

LED DISPLAY AFTER

    PRESSING “P”

CODE

PROBLEM

SOLUTION

 8

10

# 1,#2, # 3, # 4 Blinking

# 1, # 3, # 4 Blinking

4

 5

 7

# 3, # 4 Blinking

# 1, # 4 Blinking

# 4 Blinking

Door

 can be operated normally.  Recheck adjustments if adjustment 

settings were not completed.  See STEP 11.

Have 

opener serviced. Replace reference Switch.

Remove

 obstruction from path of door.  Clean photo eyes or realign 

photo eyes.  See STEP 13

Replace

 RPM sensor

Check

 door for obstructions, proper manual operation, proper balance, 

or broken springs.  Clear obstructions.

If

 door is OK, increase force setting.  After adjustment is made, repeat 

reversal test.  See STEP 11. 

Make

 sure rail assembly is connected to power head and belt or chain 

is moving.  

Check

 photo eyes wiring and connections.  See STEP 7.

Clean

 photo eyes.

Realign 

photo eyes.

Replace

 photo eyes.

Check

 door for obstructions, proper manual operation, proper balance,  

or broken springs.  Clear obstructions.

Readjust

 force and run opener up and down twice.  After adjustment is 

made, repeat reversal test.  See STEP 12.

Replace

 defective parts.

3

# 3 Blinking

1

# 1 Blinking

# 2 Blinking

2