LiftMaster SW470 Support Question
LiftMaster SW470 Support Question
Find answers below for this question about LiftMaster SW470.Need a LiftMaster SW470 manual? We have 2 online manuals for this item!
Question posted by romualdo65 on August 26th, 2015
The Gate Operator Open Halfway And The Motor Keep Running.
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Current Answers
Answer #1: Posted by TechSupport101 on August 26th, 2015 8:29 PM
TechSupport101
Member since:
May 24th, 2013 Points: 12,171,305
Member since:
May 24th, 2013 Points: 12,171,305
Please see the troubleshooting guide here http://homeguides.sfgate.com/liftmaster-troubleshooting-door-opens-part-way-102251.html for help with the garage door opening issue.
Related LiftMaster SW470 Manual Pages
SW490 GL BOARD Manual - Page 4
... ACCESSORY SELECTION
All UL325 compliant LiftMaster gate operators will accept external entrapment protection devices to operate the operator open and close .
This system must provide Type A- Type B1: Connections provided for a non-contact device, such as a photoelectric eye can be used in plain view on this operator.
UL325 MODEL CLASSIFICATIONS
The SW470 and SW490 are the six...
SW490 GL BOARD Manual - Page 6
... in its wiring arranged so the communication between the gate and adjacent structures when opening . f. The operator is supplied for an individual application.
2. Pedestrians must be designed to the gate operator for entrapment protection functions shall be located where the risk of the gate. Swinging gates shall not open position. The Stop and/or Reset (if provided separately...
SW490 GL BOARD Manual - Page 7
... conform to the provisions of this specification in accordance with a powered gate operator.
1.6 A gate latch shall not be installed on an automatically operated gate.
1.7 Protrusions shall not be required to limit travel to the designed fully open and fully closed positions. VEHICULAR HORIZONTAL SWING GATES
4.1 The following provisions shall apply to Class IV vehicular horizontal slide...
SW490 GL BOARD Manual - Page 11
... wiring should be level and square to the gate).
6.
IMPORTANT NOTE: The relative location of the operator with the hardware provided (Install the operator so that the output shaft is on the side closest to the gate. Secure the operator to pouring concrete.
4. Be sure that the operator be run in Figure 1. It is critical. Bolt the...
SW490 GL BOARD Manual - Page 14
... the
operator (Figure 1). 2. Swing arm assembly off to the side. Weld or bolt extension arm to
pivot dimension. Swing arm assembly off to the side.
I N S TA L L AT I O N
CONTROL ARM ASSEMBLY (SW490) continued
Gate Hinge
Open gate position
2" 34"
Closed gate stop...hub assembly for desired pivot to arm assembly. MANUAL DISCONNECT
MODEL SW470 1. Gate should swing freely.
SW490 GL BOARD Manual - Page 16
... (NEUTRAL), WHITE • L2 (HOT), BLACK • GROUND, GREEN
• L1 (HOT), BLACK • L2 (HOT), BLACK • GROUND, GREEN
THREE PHASE
All three phase operators will run reversed. Then reverse any two of the gate.
WIRING
ON/OFF SWITCH POWER WIRING
NOTE: Before running power wiring refer to pages 21 and 22.
SW490 GL BOARD Manual - Page 17
... or DEATH from a moving gate or door.
THERE ARE NO OTHER USER SERVICEABLE PARTS. Operation is subject to the
following two conditions: (1) this device may cause undesired operation. Repeat Steps 2 and 3 in HIGH security mode. ATTENTIONWARNING
To prevent possible SERIOUS INJURY or DEATH, the use of
CAUTION CONSTANT OPERATION on residential garage door openers because it overrides the...
SW490 GL BOARD Manual - Page 18
...
6. Keep hands and tools out of 5 & 7 (to OPEN) and the factory supplied STOP button to CLOSE) of operator and away from close limit switch has been prematurely actuated. When control...When following limit switch adjustment procedure, the motor belt will move far enough to stop control arm. Turn on electrical power.
4. If gate does not open the open limit cam may be loose on close...
SW490 GL BOARD Manual - Page 20
... SAM system.
6. Locate the SAMS relay terminals (J5) on the auxiliary limit switch.
8. SAMS OPERATION
1. TERMINAL BLOCK INTERRUPT LOOP INPUT
TB5 TB8
SAMS RELAY AT J5 N/0
COM
BG770 BARRIER GATE AUXILIARY LIMIT SWITCH N/0 COM
TERMINAL STRIP 1 (OPEN) 3 (COMMON)
3.
Run a 4-conductor cable in how you are planning to secure. Attach a wire from the vehicle, the...
SW490 GL BOARD Manual - Page 21
... use with a loop detector and is on swing gate operators. This input also gives the user the ability to open and momentary, except the stop (N.C.). Shadow Loop Input These terminals are normally open the gate by activating the remote control when the gate is primarily used on the open control. J1 Terminals 6 & 5 - Accessories that you follow the...
SW490 GL BOARD Manual - Page 26
... released before the motor starts. PROGRAM SETTINGS (DIP SWITCH S1)
NOTE: For all settings into memory and locks out changes.
NOTE: For any programming changes to the right. SL = Slide • SW = Swing
RIGHT/LEFT OPERATION
This switch selects the gate opening direction, to the left or to take effect, the Save Mode switch...
SW490 GL BOARD Manual - Page 28
... the low voltage power is in voltage.
Measure the incoming line voltage at terminals R1 & R2 in the operator. Check the number of the motor.
Motor runs but gate Damaged or improperly tensioned
does not move .
If operator is bad, check transformer wiring and replace transformer. Follow the directions on , check the corresponding input. Measure the...
SW490 GL BOARD Manual - Page 29
... the operator now runs without coming into contact with any subsequent programming changes will Radio terminals R1-4 are factory
close
photo eye is not programmed correctly. Replace the sensor if it is programmed The open obstruction input has been programmed to J1-6.
Disconnect the gate from R4.
2.
Remove the devices and retest. The operator opens immediately...
SW490 GL BOARD Manual - Page 30
... motor oil. NO
7. ALL maintenance MUST be reset after any debris in the area. READ AND FOLLOW ALL INSTRUCTIONS.
6.
ALWAYS keep people and objects away from children. After adjusting the force or the
9.
When servicing, please do some "house cleaning" of travel, retest the gate operator. Keep
manual. Test the gate operator monthly. Clean the operator...
SW490 GL BOARD Manual - Page 34
... OPEN CONTROL INPUT (N.O.)
OPEN CLOSE STOP
INTERRUPT (SAFETY) LOOP INPUT (N.O.)
OBSTRUCTION OPEN EDGE/PHOTO EYE INPUT (N.O.)
OBSTRUCTION CLOSE EDGE/PHOTO EYE INPUT (N.O.) WARNING: All controls that you follow the instructions provided by the manufacturer when installing and adjusting any control device. Also, always install the controls where the user has full view of gate operation...
SW490 S3 BOARD Manual - Page 4
..., or other locations not intended to four single family homes or its garage or parking area. MODEL SW470 SW490
CLASS 1 ! ! CLASS 1 A vehicular gate operator or system that if accessories were ordered with this unit, some may be packed separately. CLASS 4 A vehicular gate operator or system intended for use in one to service the general public. Table...
SW490 S3 BOARD Manual - Page 7
... GATE OPERATORS USING NON-CONTACT SENSOR(S) See instruction supplied with sensor for both . Care must be taken during the wiring of the sensor(s) to reduce the risk of nuisance tripping of gate system. 3 Leave Installation and Maintenance Manual and Safety Information with or obstructed. Use photo eyes, safety edges or both the open and...
SW490 S3 BOARD Manual - Page 10
If gate is at either open .
Doc 01-G0665 Rev C
If closing, Open will cause the gate to close . Figure 3
0 1 -G 0 6 6 5 F1 5
THREE BUTTON CONTROL (SEQUENCE OF OPERATION) Open, stop and reverse to full open or close limit.
1 second flash when gate is off a limit in normal operation.
2 second flash when an entrapment has occurred. AUDIBLE WARNING DEVICE If the operator should...
SW490 S3 BOARD Manual - Page 21
...gate will not run with this
input will stop. Loops cannot be used . This functions as an wireless open ) the gate if active. Figure 19
13
14
POWER GATE LOCK USE POWER TO MATCH GATE...gate operation.
5
7
SUPERVISED OPEN BUTTON Caution - In any control device. CLOSE
5
10
EXTERNAL ENTRAPMENT CLOSE
Will reverse (open unless on the circuit board. Only wired devices in sight of the gate ...
SW490 S3 BOARD Manual - Page 24
...
Troubleshooting
A properly installed SW470 or SW490 operator will operate for possible burnout. The gate operation should be checked frequently as recommended by the manufacturer. Symptom
Motor does not run when OPEN or CLOSE button is pressed and limit switches do not function. Gate closes when OPEN button is pressed. Operator does not shout off at fully opened or closed position...
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