LiftMaster LA400 Support Question
LiftMaster LA400 Support Question
Find answers below for this question about LiftMaster LA400.Need a LiftMaster LA400 manual? We have 3 online manuals for this item!
Question posted by octainman on September 27th, 2013
La400 Force Reversal Code
la400 gives force reversal code, can clear code and it comes back over and over without the arm trying to run. nothing happens
Current Answers
Related LiftMaster LA400 Manual Pages
LA400 Manual - Page 1
The operator can be used in Class I, Class II and Class III applications.
2 YEAR WARRANTY
Radio Receiver Built on Board
315 MHz
LA400 & LA400-S
MEDIUM DUTY SWING GATE OPERATOR
OWNER'S MANUAL
MeBtOoLaaxplrtC(giXooennLMatrl)ol
Serial # Primary Arm Serial # Secondary Arm Serial # Control Box Installation Date
The LA400 is intended for use with vehicular swing gates.
LA400 Manual - Page 2
...LA400-S Only) Connect Transformer to Control Board Earth Ground Rod Installation (Optional) Connect Batteries
1-6
1 2 3 4 5-6
7-8
7 7 8 8
9-21
9-10 11 11 12 12 12 13 13 14 14 15 16 16 17 17
18-19 20-21
22-28
22 23 24 25-26 27 28 28
ADJUSTMENT
Set DIP Switch Limits Force...Codes Troubleshooting Chart
REPAIR PARTS
Control Box Gate Operator Arm...COVER The hazard may come from something mechanical or...
LA400 Manual - Page 3
...family residence (UL325 Class I CLASS II
CLASS III
Swing & Gate Barrier (Arm) Operator
Primary Type A
A, B1 or B2
Secondary Type A, B1 or ... a garage or parking area associated therewith. NOTE: UL requires that all installations must sense and initiate the reverse of ...gate edge can be used for use on both the open and close directions of entrapment protection.
SAFETY » ...
LA400 Manual - Page 4
... the inside and outside leading edge of a vertical barrier (arm).
3 The pedestrian access opening . Swinging gates shall not open position. e. f. Pedestrians must take into account the possible ...through the openings anywhere in the gate, and in that portion of the adjacent fence that persons will not come in its arc of travel of force in the open into every...
LA400 Manual - Page 6
... MUST be cleared and secured, at the fuse box BEFORE proceeding.
Check with local electrical codes. WIRING
To reduce the risk of safety reversal
system. • NEVER increase force beyond minimum ... reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a qualified individual.
• DO NOT install ANY wiring or attempt to run in BOTH the open...
LA400 Manual - Page 7
...• ALWAYS keep people and objects away from electrocution, DISCONNECT electrical power to operator BEFORE proceeding. After adjusting the force or the limit of same type and rating.
6 Have a
qualified service person make repairs to persons use separate entrance...8226; Replace ONLY with fuse of travel, retest the gate operator. The gate MUST reverse on contact with gate controls.
LA400 Manual - Page 8
...95 cm)
53.5" (136 cm)
CARTON INVENTORY Carton inventory is doubled except for a 90° opening 4 Minutes -20° C to + 50° C -4° F to -Open Bracket (1) • Hex Bolt 5/16"-18 X 1-1/2" (5) • Square Neck Carriage Bolt 3/8"-...feet (2.7 m) • Warning Sign (2) • Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• Motor Cable -
LA400 Manual - Page 21
...EDGE
SET OPEN LIMIT
OPEN EDGE/ PHOTO
GATE 1
SET CLOSE LIMIT
LEARN LIMITS
OPEN PHOTO
GATE 2
FORCE
ON OFF
CLOSE PHOTO AUTO OPEN LOW BATT
OFF MAX
SINGLE BUTTON
TIMER TO CLOSE
OPEN
CONTROL ... the ground rod when using a screwdriver and hammer.
See chart below.
complete. Lift
the
door
from
the
hinges
and ALARM LOCK GATE 1
setSOL
GND MAGR
LEARN XMITTER
ON
OFF
LOCK ...
LA400 Manual - Page 24
...WIRING » SET THE BIPART DELAY (MODEL LA400-S ONLY)
SET THE BIPART DELAY (MODEL LA400-S ONLY)
In some dual gate installations, one ...control box be installed on one gate will need to open first and close second. Primary Gate
OUTSIDE PROPERTY
23... seconds, 0 seconds is being used on the control board. This would happen if there was an ornamental overhang on the same side as the primary ...
LA400 Manual - Page 26
...not provided).
6 Secure with 3/4" NPT threaded port holes
• Screws • PVC Conduit
1
1 Open the junction box by removing screws (4) and set aside.
2 Select holes to be used for mounting and...Drill two holes in the bottom of second operator. WIRING » JUNCTION BOX (MODEL LA400-S ONLY)
JUNCTION BOX
The following items are required to complete the junction box installation:
&#...
LA400 Manual - Page 28
... Vac directly to the control box.
2 Run low voltage wire between the transformer and control box. Serve 1
Off
Off
Off
Off
Off
Off
On
On
On
On
On
On
On
On
Off
Off Off Off
Off
Off
Off
Off
Air (1) Conditioner
Main Room
LA400
Bathroon. Local codes and conditions must be reviewed for...
LA400 Manual - Page 34
... then close the gate.
2 If the gate stops or reverses before reaching the fully open for a binding or sticking gate.
• If one control (force or travel limits) is equipped a with a rigid object. FORCE
D4 D2
FORCE
2
OFF MAX
3 Run operator through a complete cycle.
4 Test the force by making sure the gate will close the gate. The...
LA400 Manual - Page 35
... USE. PROGRAMMING » REMOTE CONTROLS + KEYLESS ENTRY + ERASE ALL CODES + TEST
A combined total of 50 remote controls and keyless entry PIN...LED will activate twice. Operation is stopping at the OPEN and CLOSE
limits.
3 Test the force by making sure the gate is subject to the... Tested to open and close the gate. 2 Test the limits by making sure the gate will stop and reverse on contact with...
LA400 Manual - Page 38
... and 7-day timers may be wired to loop detector manufacturer instructions for use as a general open limit. INTERRUPT LOOP INPUT TERMINAL AND COMMON This input functions to reverse a closing will have no effect. Order part number LA400-BOX to the open control. ADDITIONAL FEATURES » LOOP INPUTS + PHOTO/EDGE INPUTS (P6-7-8 AND 9)
LOOP INPUTS...
LA400 Manual - Page 39
...
OPEN EDGE/ PHOTO
Z9 OPEN PHOTO
Z8 CLOSE PHOTO
24V
ACCESSORY
R9Ø
POWER
24V
R1Ø1
FORCE
GATE 2 TIMER RUNNING
BIPART DELAY
TIMER TO SINGLE CLOSE BUTTON
COM OVLD OVLD
OPEN
... receiver and mounting brackets - 30 feet (9 m) Ranges
VOLTAGE +24 Vdc
Emitter with the LA400 to control box depending on three sides. (Requires mounting channel.
Sensitized on three sides. (Requires...
LA400 Manual - Page 43
...
GATE 2 TIMER RUNNING
22
COM OVLD OVLD
SWITCHED ACCESSORY
POWER
R1ÿ 1
21 24 FORCE
BIPART DELAY
TIMER TO SINGLE CLOSE BUTTON
OPEN
CONTROL INPUTS
R1... 1 2 3 4 5
DIAGNOSTIC CODES
MEANING No Stop Switch Connected Gate 1 Arm Disengaged Gate 2 Arm Disengaged Both Gate Arms Disengaged RPM Reversal
# OF BLINKS 6 7 8 9 10
42
MEANING Force Reversal Processor Reset ROM Check Failed RAM ...
LA400 Manual - Page 44
.... Check DIAG code, clear obstruction. Use remote control/SBC to -Close section for instructions.
Replace control board. Voltage must be >23 V at battery connection.
Clear all Open/Safety devices from obstruction. Replace control board. See Timer-to resume normal operation. Replace accessory device.
43 OPERATOR DOES NOT RUN Operator does not respond to arm, replace wire...
LA400 Manual - Page 46
... with the instructions regarding installation, operation, maintenance and testing. This limited warranty gives you specific legal rights, and you may not apply to you and returned pre...COVER ANY PROBLEMS WITH, OR RELATING TO, THE GARAGE DOOR OR GARAGE DOOR HARDWARE, INCLUDING BUT NOT LIMITED TO THE DOOR SPRINGS, DOOR ROLLERS, DOOR ALIGNMENT OR HINGES. ANY SERVICE CALL THAT DETERMINES THE...
LA400 Manual - Page 47
... for increasing the effective range of an emergency.
ACCESSORIES
50-19503
Push-to-Open Bracket Used toOPEN allow for free exit only.
Commercial Protector System® (...bracket and 15 feet (4.6 m) of the gate. The model LA400 requires two batteries.
Includes mounting hardware. OPEN
LM202
02101
OPEN OPEN
OPEN
370LM
1-Button Station:
Steel enclosure wired station will allow the ...
LA400 Pull to Open Addendum Manual - Page 1
... 4" Post Hole
NOTE: The addition of this hole helps
add up to LA400 Owner's Manual
Acceptable Configurations (will vary based on site conditions)
DETERMINE MOUNTING LOCATION
The gate post bracket assembly can be approximately 7" x 7". Ideally, the distance between and opener hinge points should be mounted several places on the gate post.
Figure...
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