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 quesha116 on December 17th, 2011
Diagnostic Codes
i am getting a RPM reversal and force reversal code. what does this mean?
Current Answers
Related LiftMaster LA400 Manual Pages
LA400 Manual - Page 1
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. 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 Manual - Page 2
...Open Bracket Determine Position of the "Optional" Push-to-Open Bracket Assemble Gate Post Bracket (Pull-to-Open...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... Diagnostic Codes...
LA400 Manual - Page 3
...must have one primary means of motorized gate systems...single family dwellings, or a garage or parking area associated therewith...home of one independent secondary means of entrapment protection. Type B2... single family units) hotel, garage, retail store or other locations...reverse of the gate within the operator. Contact sensors such as a gate edge can be used for a contact sensor.
That means...
LA400 Manual - Page 6
...reversing edge BEFORE proceeding with proper operation of safety reversal
system. • NEVER increase force...reversal system MUST be on gate will produce gases when discharging and
recharging which can explode. • DO NOT dispose of FIRE or INJURY to protect between moving gate: • Install warning signs on contact with local
codes... open and close gate. • NEVER use force ...
LA400 Manual - Page 8
...9 feet (2.7 m) • Warning Sign (2) • Battery (2) • Plug-in Transformer (1)
LA400-S (SECOND GATE OPERATOR ARM)
• Motor Cable - IP56 (1) • Phillips Head Mounting Screws ...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) •...
LA400 Manual - Page 21
... mounting. The control box door may be removed by opening the
door 90°. Ground Screw
...Standoffs
ALARM
LOCK
SOL GND MAGR
GATE 1 BR GR WH YL BL RD
ACCESSORY POWER
12 V
BR GR WH YL BL RD GATE 2
LEARN XMITTER
ON
OFF
LOCK /
BIPA RT DELAY
CLOSE EDGE
OPEN EDGE/ PHOTO
OPEN PHOTO
SET OPEN LIMIT
GATE 1
CLOSE PHOTO
SET CLOSE LIMIT
LEARN LIMITS
FORCE...
LA400 Manual - Page 24
...open first and close second. BIPART DELAY
BI-PART DELAY
Z9
Z8
OFF
MAX
OUTSIDE PROPERTY
Primary Gate - This would happen if there was an ornamental overhang on the outside of the gate.
WIRING » SET THE BIPART DELAY (MODEL LA400...-S ONLY)
SET THE BIPART DELAY (MODEL LA400-S ONLY)
In some dual gate installations, one gate...
LA400 Manual - Page 25
... bottom of the control box to simplify wiring. WIRING » CONNECT THE GATE OPERATOR (GATE 2) TO THE CONTROL BOX (MODEL LA400-S ONLY)
CONNECT THE GATE OPERATOR (GATE 2) TO THE CONTROL BOX (MODEL LA400-S ONLY) Before digging, contact local underground utility locating companies.
1 Trench across driveway to control box using watertight connector nut.
LA400 Manual - Page 26
WIRING » JUNCTION BOX (MODEL LA400-S ONLY)
JUNCTION BOX
The following items are required to complete the junction box installation:
... of the junction box (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 the
watertight connectors.
2
3 Mount ...
LA400 Manual - Page 27
WIRING » JUNCTION BOX (MODEL LA400-S ONLY) 7 Insert wires from extension cable and operator cable into terminal block
connector.
7
OpOeprearattoorrCCabaleble
SpeTecrmiainlal Block ConnCoencnetcotorr
BBrroowwn n GGrreeeenn WWhhiittee YYeellllooww BBluluee RReedd
BBrroowwn n GGrreeeenn ...
LA400 Manual - Page 28
...
On
On
On
On
On
Off
Off Off Off
Off
Off
Off
Off
Air (1) Conditioner
Main Room
LA400
Bathroon. NOTE: The transformer must be on a dedicated circuit, calculated using NEC guidelines. Bus 1, 2, 3 ...control box.
2 Run low voltage wire between the transformer and control box. Local codes and conditions must be plugged into a receptacle external to the control box and plug the ...
LA400 Manual - Page 33
... the GATE 1 left button to close the right operator.
DIAGNOSTIC
9 Press the LEARN LIMITS SET
GATE 1
button.
Control LIMIT
LIMIT
FORCE
board will blink). SET CLOSE LIMIT
LE LIMIT
GATE 2
8 Press the GATE 1 right button to open and close the left operator into the OPEN position. ADJUSTMENT » LIMITS
LIMITS
NOTES: • The gate...
LA400 Manual - Page 34
... the length and weight of safety reversal
system. • NEVER increase force beyond minimum amount required to close the gate. If the gate
1
encounters an obstruction the operator will close the gate.
2 If the gate stops or reverses before reaching the fully open and then close the gate. Based on contact with proper operation...
LA400 Manual - Page 38
... 2 seconds
C2
then stop. CLOSE SAFETY EDGE
This input will have no effect. Activating this input while the gate is opening will reverse a closing will have no effect.
CLOSE EDGE
OPEN EDGE/
PHOTO
OPEN PHOTO
TERMINAL P8 - Activating this input with a Chamberlain Pulsing Photoelectric Sensor (See Accessories) connected to Terminal P8 while the gate...
LA400 Manual - Page 39
...(9 m) Ranges
VOLTAGE +24 Vdc
Emitter with the LA400 to control box depending on wire gauge and distance ... F3
NO
NC PHOTO
S1
K2
DIAGNOSTIC
GATE 1
K1
Q9
SET OPEN
LIMIT
SET CLOSE LIMIT
LEARN LIMITS
R2...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...
LA400 Manual - Page 43
... » WIRING DIAGRAM + DIAGNOSTIC CODES
To protect against fire: • Replace ONLY with fuse of same type and rating. OPEN EDGE/PHOTO EYE 4. OPEN PHOTO EYE 5. TRANSFORMER INPUT ... 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...
LA400 Manual - Page 44
...operation.
See Programming Limits section for proper installation of accessory. Check DIAG code, clear obstruction. Use remote control/SBC to determine max mA draw ...obstruction on Obstruction Reversal. 3) Operator in "Party Mode". 4) Constant Open Command (Check LED's). Clear all Open/Safety devices from obstruction. GATE STOPS AND REVERSES (Force Reversal)
RPM REVERSAL
POSSIBLE CAUSE
1) ...
LA400 Manual - Page 46
... OR REPLACED UNIT, OR REPLACEMENT OF BATTERIES. THIS LIMITED WARRANTY DOES NOT 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. UNDER NO CIRCUMSTANCES SHALL SELLER BE LIABLE FOR CONSEQUENTIAL, INCIDENTAL OR SPECIAL DAMAGES ARISING IN CONNECTION WITH...
LA400 Manual - Page 47
...it is a replacement battery for increasing the effective range of an emergency.
The model LA400 requires two batteries. Can be welded onto gate or post. 12 Vdc operation, ...-Remote Control with gate, providing for a Open, Close, Stop command of cable. SECURITY✚® Keyless Entry :
Enables homeowner to push the gate open.
Commercial Protector System® (Direct Connect...
LA400 Pull to Open Addendum Manual - Page 1
...
Gate Hinge Point
Gate Post
Gate Hinge Point
Gate Post
Gate Hinge Point
7"
Opener Hinge Point 7"
Gate Post
Gate Hinge Point
7"
Opener Hinge Point
7"
7" Opener Hinge Point
7"
Gate Post Gate Hinge Point
7" Opener Hinge Point
7"
7"
Opener Hinge Point 7"
Gate Post
Gate Hinge Point
7"
Opener Hinge Point
7" LA400 BRACKET CONFIGURATIONS
Assemble bracket. Ideally, the distance between and...
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