Chamberlain WD962KLD User Manual download pdf (Page 37)

Diagnostic Chart

Motor RPM is not recognized.

Safety reversing sensors

slightly misaligned (dim or

ﬂ ashing LED).

Door control or wire shorted.

Safety reversing sensors

wire shorted or black/white

wire reversed.

Safety reversing sensors wire

open (broken or disconnected).

Symptom: One or both of the Indicator lights on the safety reversing sensors

do not glow steady.

• Inspect sensor wires for a short (staple in wire), correct wiring polarity

(black/white wires reversed), broken or disconnected wires, replace/attach

as needed.

• Disconnect all wires from back of motor unit.

• Remove sensors from brackets and shorten sensor wires to

1-2 feet (30-60 cm) from back each of sensor.

• Reattach sending eye to motor unit using shortened wires. If sending eye

indicator light glows steadily, attach the receiving eye.

• Align sensors, if the indicator lights glow replace the wires for the sensors. If

the sensor indicator lights do not light, replace the safety reversing sensors.

Symptom: LED is not lit on door control.

• Inspect door control/wires for a short (staple in wire), replace as needed.

• Disconnect wires at door control, touch wires together. If motor unit

activates, replace door control.

• If motor unit does not activate, disconnect door control wires from motor

unit. Momentarily short across red and white terminals with jumper wire. If

motor unit activates, replace door control wires.

Symptom: Sending indicator light glows steadily, receiving indicator light is

dim or ﬂ ashing.

• Realign receiving eye sensor, clean lens and secure brackets.

• Verify door track is ﬁ rmly secured to wall and does not move.

Symptom: Door travels 2-3 inches and stops.

• Reprogram limits and forces. See Adjustment section.

• If the motor unit continues to travel 2-3 inches, check the travel module

connection or replace the travel module.

Symptom: No movement, motor runs 2-3 seconds.

• Reconnect the emergency release.

• Motor may need to be replaced.

1 FLASH

2 FLASHES

3 FLASHES

4 FLASHES

5 FLASHES

Your garage door opener is programmed with self-diagnostic

capabilities. The “Learn” button/diagnostic LED will ﬂ ash a

number of times then pause signifying it has found a potential

issue. Consult Diagnostic Chart below.

“Learn”

Button

LED or

Diagnostic

LED

“Learn”

Button

Diagnostics

Located On

Motor Unit

Installed

Safety Reversing

Sensor

Bell Wire

Safety Reversing Sensor

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 43 44

Comments to this Manuals

No comments

Chamberlain WD962KLD User Manual Page 37

Comments to this Manuals

Related products and manuals for Kitchen Chamberlain WD962KLD