Transmitter does not work

Cause Solution Incorrect remote Green Antenna = 433Mhz Purple Antenna = 315Mhz Gray Antenna = 390Mhz (Antenna is the coiled wire located behind red and black buttons on the top of the operator) Transmitter not programmed Refer to Owners Manual or see programming instructions at OpenSesameDoor.com Dead battery on transmitter Replace battery, refer to the […]

Clutch is slipping and makes a grinding whining noise

Cause Solution Bad/Worn clutch Send operator in to have motor clutch assembly replaced (call for RA# before shipping operator in)

Door does not close

Cause Solution Not enough force M233: adjust clutch by rotating the red ring on the clutch. If more force needed (both models) move shoe of arm in towards hinges and place middle of shoe on the next existing hole. Battery Failure Recharge or replace battery

Door goes the opposite way

Cause Solution Direction of Slide Switch towards wrong side. Move Slide Switch towards hinges. With parallel mount, Slide Switch should be away from hinges

Strike does not release door latch

Cause Solution Clutch is engaging and keeps running so it wont let you open the door Battery Failure-Turn off operator and recharge. Replace battery if it’s 3-5 yrs old. Bad wiring/door cord/RJ-11 Use Strike Tester provided to see if strike will release, if so, Strike is good. Call for troubleshooting support.

Door moves slower upon opening/closing

Cause Solution Battery Failure Recharge or replace battery (3-5 year life expectancy)

Operator only works in one direction

Cause Solution Bad Bottom Board – On older units Test by: Sliding the directional switch to the opposite direction. Open the door half way, now press and release the test button (M133) door should open further if it doesn’t then there is a bad bottom board. M233 door should open automatically. If it does not, […]

Door does not delay

Cause Solution Incorrect Close Delay setting Adjust Close Delay knob (5-35 sec) Bad Top Board Replace Top Board

Door does not open wide enough/to its normal width

Cause Solution Opening angle not adjusted Adjust Opening Angle (blue knob on top board) Battery Failure Recharge or replace battery

Door does not open

Cause Solution Red light on board not on H Sensor and red dot not aligned Loose Connections Check & tighten all connections Battery Failure Refer to battery testing instructions. Turn operator off if recharging is needed or replace battery if it’s 3-5 years old. Blown fuse (on older models) Replace fuse – located in tubular […]