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19

TROUBLESHOOTING

TROUBLESHOOTING GRIFCO L SERIES/MERLIN 

Your garage door 

operator

 is programmed with Self Diagnostic capabilities. 

The UP and Down Arrows (LS-Drive, MS65MYQ, MS105MYQ, MS125MYQ, MJ3800MYQ) on the control panel will flash the diagnostic 
codes 
The LEDs 1 & 3 (LR-Drive, MR655MYQ, MR855MYQ) on the control panel will flash the diagnostic code

UP Arrow/

LED 1

Down Arrow/

LED 3

Symptom

Possible Resolution

1

1

The garage door operator will not close 
and the courtesy light flashes

Safety sensors are open circuit or wires may be cut. 
Inspect sensor wires for a disconnected or cut wire. 
Turn power off and reboot the operator

1

2

The garage door operator will not close 
and the courtesy light flashes

There is a short circuit on the wire for the safety 
sensors. Inspect safety wire at all staple points and 
replace wire or correct as needed.   
Turn power off and reboot the operator

1

4

The garage door operator will not close 
and the courtesy light flashes

Safety Sensors are misaligned or were momentarily 
obstructed. Realign both sensors to ensure both LED

IMPORTANT NOTE:  

If a problem is found with an installation, be sure to read the troubleshooting guide thoroughly. If the problem persists call Chamberlain 
for technical assistance on 1800 638 234 or email customerservice@chamberlainanz.com in Australia or in New Zealand call 0800 653 
667. 

Summary of Contents for GPS15

Page 1: ...IFCO www grifco com au Ref D M ACG 070B GPS15 Installation and Users Manual for GPS15 Grifco Protector System 15 Metre Monitored Reflective PE Beam Kit INSTRUCTION MANUAL Chamberlain New Zealand Ltd 1...

Page 2: ...ECTRICAL CONNECTION EDRIVE AND GLM 8 EDRIVE AND GLM DIP SWITCH SETTING AND DOOR BEHAVIOUR 8 ELECTRICAL CONNECTION SDRIVE 9 ELECTRICAL CONNECTION LSDRIVE 10 ELECTRICAL CONNECTION LRDRIVE 11 ELECTRICAL...

Page 3: ...mage to property WARNING After the installation a final test of the full function of the system and where present the full function of the safety devices must be performed Do not place hands or tools...

Page 4: ...door is in full view free of obstructions and operator is properly adjusted No one should enter or leave the building while the door is in motion The actuating member of a biased off switch is to be...

Page 5: ...an IP67 rating The images are for reference and your product may look different Please note The GPS15 is only compatible with the Grifco or Merlin products listed below Use with ANY other product void...

Page 6: ...15 with bi fold doors position the photoelectric sensor and reflector so that the door does not break the beam as it is operated No part of the door or door tracks springs hinges rollers or other hard...

Page 7: ...r Use 5 5mm or 6mm masonry drill bits and 6mm green wall plugs and screws to install the bracket to the wall The photoelectric sensor and the reflector should be mounted at the same height from the fl...

Page 8: ...0 seconds or until the green LED on the MCB blinks rapidly WARNING DO NOT CONNECT THE GPS15 to VDC OUT The GPS15 must be connected to the IR1 or IR2 terminals only of the operator Connection to a volt...

Page 9: ...pen direction When an obstruction is detected during opening the door will stop and travel down for 2 seconds This input will be disregarded during closing Open Eyes Edges can be used on doors that ma...

Page 10: ...ug Using a small flat blade screwdriver loosen the screws on the quick connect plug and remove the cables from the plug The plug is not needed As this product is polarity sensitive ensure the Brown wi...

Page 11: ...ct plug and remove the cables from the plug The plug is not needed As this product is polarity sensitive ensure the Brown wire is terminated into terminal number 6 and the blue wire is terminated into...

Page 12: ...n the screws on the quick connect plug and remove the cables from the plug The plug is not needed As this product is polarity sensitive ensure the Brown wire is terminated into terminal number 4 and t...

Page 13: ...ing a small flat blade screwdriver loosen the screws on the quick connect plug and remove the cables from the plug The plug is not needed As this product is polarity sensitive ensure the Brown wire is...

Page 14: ...loosen the screws on the quick connect plug and remove the cables from the plug The plug is not needed As this product is polarity sensitive ensure the Brown wire is terminated into terminal number 5...

Page 15: ...ve Now remove the obstacle and give the operator a close command The door should close Introduce an obstruction into the path of the photoelectric sensor and the door should stop and reverse Rotate th...

Page 16: ...4 Direction error Motor connections altered Change door direction and reset limits 15 Clutch slip if fitted No speed detected Contactor failure Clutch adjustment set too low Motor stalled Extreme vibr...

Page 17: ...flashing after third press of the set button YES But green status light starts to flash x times while attempting to set upper limit Refer Troubleshooting pg 16 NO Ensure all external devices and exte...

Page 18: ...venting close or resetting TTC 72 OPEN EYE EDGE triggered causing reversal preventing close or resetting TTC 73 CLOSE EYE INTERUPT triggered causing reversal preventing close or resetting TTC IF an ob...

Page 19: ...ed or cut wire Turn power off and reboot the operator 1 2 The garage door operator will not close and the courtesy light flashes There is a short circuit on the wire for the safety sensors Inspect saf...

Page 20: ...nty claim has been made in respect of a failure or defect arising under or out of any exclusion detailed below such that the claim is not covered under this Chamberlain Limited Warranty we may subject...

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