Chamberlain 3453135556 No reason, Range, Door starts down, then stops and goes Back up, Run open

TROUBLESHOOTING GUIDE (CONTINUED)

FOR HELP-1.800.929.3667 OR OVERHEADDOOR.COM

CAUTION

Use wall control supplied with operator. Any other wall control can cause the operator to operate unexpectedly and light not to work.

Door starts up, but stops before it’s completely open.

• Be sure door, operator, and springs are in

good repair, properly lubricated and balanced

(See maintenance section).

• Check “OPEN” limit switch setting

(See section 6 ).

23

Operator does not run from wall control

•Check lock switch on wall console.

•Check power source.

–Plug a lamp into outlet used for power head. If lamp works, power source is OK.

–If not, check fuse or circuit breaker.

•Power is OK.

–Check connections at power head terminals.

–Check connections at wall control.

•Check wires to ensure they are not cut. Staples can cut insulation and short wires. If wire is cut, replace it.

Operator runs, but door does not move.

• Check “OPEN FORCE” adjustment

(See section 6 ).

•Make sure carriage is engaged to carriage slide.

– place carriage lever in lock position.

•Check force adjustment (See section 6 ). Door operator will NOT run more than 30 seconds each way if door does

not move.

Door operator starts for

no reason.

•Was a remote control lost or stolen? Erase all remote control codes from receiver memory and reprogram (See section 7 ).

•Button stuck on wall control.

•Check CLOSE limit switch setting (See section 6 ).

•Wires shorted.

Remote control	• Relocate remote control inside car.
has less than 25	• Point remote control at garage door.
feet operating	• Replace battery (See section		).
		8
range.	• Reposition door operator antenna.
	• DO NOT attempt to retune remote controls.

Door starts down, then stops before it’s closed.

Door starts down, then stops and goes

back up.

Door will only run closed.

•Check CONTACT REVERSE (See section 6 ).

•Check “STB” system for beam obstruction or misalignment of lenses (See section 3 ).

•Check “STB” diagnostic code.

•Check “CLOSE FORCE” adjustment (See section 6 ).

•Check OPEN limit switch for short and proper wiring.

•Check “OPEN FORCE” adjustment (See section 6 ).

•Check door condition and door spring.

Operator works from wall control, but not from remote control.

Noisy operation.

Safe-T-Beam®system malfunction.

•Program remote control code into receiver memory. (See section 7 ).

•Replace remote control battery with good one. (See section 8 ).

•Be sure all fasteners are tight.

•Be sure door and operator is in good repair, properly lubricated and balanced (See monthly maintenance section).

If an operational problem exists, and operator will not run closed. The operator can be forced to close as shown below (See section 5 ).

• Disconnect the “STB” system from the

operator.

• Hold the wall control button down until door is

completely closed.

Door will only	• Check “STB” system (See self-diagnostic
run open.	STB Troubleshooting Chart).
	• Check CLOSE limit switch for short and
	proper wiring.
	• Check “CLOSE FORCE” adjustment
	(See section		).
		6

Use self-diagnostic “STB” system Troubleshooting

information to maintain safe operation.

Lights will not go	• Disconnect and reconnect wires on wall control
out.	(See section		).
		4
	• Check wiring.
	• Incompatible wall control.

If you have any questions, please do not hesitate to contact customer service at:

1.800.929.3667