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LiftMaster LA400 LA400 Manual - Page 45

Repair - arm only

UPC - 753182403953

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REPAIR PARTS » CONTROL BOX + GATE OPERATOR ARM CONTROL BOX Refer to the parts lists below for replacement parts available for your operator. If optional modifications and/or accessories are included with your operator, certain components may be added or removed from these lists. 88 22 77 33 44 66 11 55 ITEM PART # 1 K001A6039 2 K75-15480 3 K75-30764 4 K23-19380 5 K74-19499 6 K74-30762 7 K74-30763 8 K76-19446 K74-30941 K001A5747-2 K001A5747 K76-35600 K76-35364 DESCRIPTION QTY Control Board 1 Control Box & Cover with Gasket 1 Control Board Bracket 1 Reset Switch 1 Antenna 1 Battery 2 Transformer 1 Alarm 1 Not Shown ATC Fuse Kit Includes 20 Amp (1), 15 Amp (2) Receiver Module - 390 MHz Receiver Module - 315 MHz Reset Switch (XLM Control Box) Alarm (XLM Control Box) GATE OPERATOR ARM 22 33 ITEM PART # DESCRIPTION QTY 1 41ASWG-442SA Release Lever 1 2 41ASWG-438SA Motor with Limit 1 11 Switch Harness 3 41ASWG-0014SA Rear Connector 1 4 41ASWG-489 Cable 24 V with Connector 1 Not Shown 41ASWG-0119 Release Key 1 K77-19130 Hardware Bag Complete with: Gate bracket, post bracket, Pull-to-Open bracket and hardware 44 44

Section	Page
OWNER'S MANUAL	1
TABLE OF CONTENTS	2
SAFETY	2
Safety Symbol and Signal Word Review	2
UL325 Model Classifications	3
Safety Installation Information	4
Gate Construction Information	5
Important Safety Information	6
INSTALLATION	6
WIRING	6
ADJUSTMENT	6
OPERATION AND MAINTENANCE	7
TROUBLESHOOTING	7
INTRODUCTION	8
Operator Specifications	8
Carton Inventory	8
Additional Items Needed for Installation	9
Tools Needed	9
INSTALLATION	10
Overview of Typical Installation	10
LEFT-HAND GATE	10
RIGHT-HAND GATE	10
DUAL GATE	11
Check Your Gate	12
Mounting Options	12
Manual Release	13
Determine Position of the Pull-to-Open Bracket	13
Determine Position of the \	13
Assemble Gate Post Bracket (Pull-to-Open)	14
Attach Brackets to Gate Operator	14
Determine Mounting Location	15
Measuring and Marking for the Gate Bracket	15
Position Gate Operator on Gate	16
Test Gate Travel	17
Secure Post Bracket to Gate Post	17
Secure Gate Bracket to Gate	18
Warning Sign Placement	18
Mount the Control Box	19
Install the Control Board	20
Mount the Control Box (XLM)	21
Earth Ground Rod Installation (REQUIRED)	21
Wiring the Control Box (XLM)	22
WIRING	23
Connect the Gate Operator (Gate 1) to the Control Box	23
LA400-S MODEL ONLY	24
Set the Bipart Delay (Model LA400-S ONLY)	24
Connect the Gate Operator (Gate 2) to the Control Box (Model LA400-S ONLY)	25
Junction Box (Model LA400-S ONLY)	26
Junction Box Cont. (Model LA400-S ONLY)	27
Connect Transformer to Control Board	28
External Receptacle	28
Internal Receptacle	28
Earth Ground Rod Installation (Optional)	29
Connect Batteries	29
ADJUSTMENT	30
Set DIP Switch	30
Limits	31
SINGLE ARM LEFT-HAND SIDE	31
Program Open	31
Program Close	31
SINGLE ARM RIGHT-HAND SIDE	31
Program Open	31
Program Close	31
DUAL GATE (LEFT-SIDE PRIMARY OPERATOR)	32
Program Open	32
Program Close	32
DUAL GATE (RIGHT-SIDE PRIMARY OPERATOR)	33
Program Open	33
Program Close	33
Force Adjustment	34
Time-to-Close (TTC)	34
PROGRAMMING	35
To Add or Reprogram a Remote Control (Not Provided)	35
To Add a Wireless Keyless Entry (Not Provided)	35
To Erase All Codes	35
Test	35
ADDITIONAL FEATURES	36
DIP Switch Settings	36
Control Inputs	37
Loop Inputs	38
Photo/Edge Inputs (P6-7-8 and 9)	38
Safety Accessories for Secondary Entrapment Protection	39
PHOTOELECTRIC CONTROLS	39
SENSING EDGES	39
OPERATION AND MAINTENANCE	40
Reset Button	40
Programming Limits Reset	40
Operator Alarm	40
Party Mode (Timer Defeat - Hold Open)	40
Remote Control	40
Manual Release	40
Maintenance	41
TROUBLESHOOTING	42
Basic Control Board Layout	42
Wiring Diagram	43
Diagnostic Codes	43
Troubleshooting Chart	44
REPAIR PARTS	45
Control Box	45
Gate Operator Arm	45
How to Order Repair Parts	46
WARRANTY POLICY	46
ACCESSORIES	47
TEMPLATE FOR POST BRACKET MOUNTING	48