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LiftMaster 1355 1355 Manual - Page 9

Assembly Step 3 - model

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ASSEMBLY STEP 3 Fasten the Rail to the Motor Unit MODELS 1356 AND 1346 ONLY • Remove the two washered bolts mounted in top of motor unit. • Align rail and styrofoam over sprocket. • Cut tape from rail, chain and styrofoam. Remove styrofoam and pull the chain back (away from the mounting plate). • Fasten the rail with the two washered bolts previously removed. Tighten securely. Use only these bolts! Use of any other bolts will cause serious damage to door opener. WARNING CAUTION To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener. Styrofoam Packaging Chain Rail Washered Bolts 5/16"-18x1/2" USE ONLY THIS TYPE AND SIZE BOLT Motor Unit Sprocket USE ONLY THIS TYPE AND SIZE BOLT Washered Bolts 5/16"-18x1/2" Mounting Plate Styrofoam Packaging 9

Section	Page
ENGLISH	1
TABLE OF CONTENTS	2
INTRODUCTION	2
Safety Symbol and Signal Word Review	2
Preparing your garage door	3
Tools needed	3
Planning	4
ONE-PIECE DOOR INSTALLATIONS	5
Carton Inventory	6
Hardware Inventory	7
ASSEMBLY	8
STEP 1 Fasten the Rail to the Motor Unit	8
STEP 2 Attach the Chain to the Sprocket and Install the Sprocket Cover	8
STEP 3 Fasten the Rail to the Motor Unit	9
STEP 4 Attach the Chain Spreader and Re-install the Chain	10
STEP 5 Tighten the Chain	11
INSTALLATION	11
STEP 1 Determine the Header Bracket Location	12
ONE-PIECE DOOR WITHOUT TRACK	13
STEP 2 Install the Header Bracket	14
STEP 3 Attach the Rail to the Header Bracket	15
STEP 4 Position the Opener	16
STEP 5 Hang the Opener	17
STEP 6 Install the Door Control	18
STEP 7 Install the Light and Lens	19
STEP 8 Attach the Emergency Release Rope and Handle	19
STEP 9 Electrical Requirements	20
STEP 10 Install The Protector System®	21
INSTALLING THE BRACKETS	22
MOUNTING AND WIRING THE SAFETY REVERSING SENSORS	23
STEP 11 Fasten the Door Bracket	24
ONE-PIECE DOORS	25
STEP 12 Connect Door Arm to Trolley	26
ALL ONE-PIECE DOORS	27
ADJUSTMENT	28
STEP 1 Adjust the UP and DOWN Travel Limits	28
STEP 2 Adjust the Force	29
STEP 3 Test the Safety Reversal System	30
STEP 4 Test the Protector System®	30
OPERATION	31
Using Your Garage Door Opener	31
Using the Wall-Mounted Door Control	32
To Open the Door Manually	32
Care of Your Opener	33
Having a Problem?	33
PROGRAMMING	35
To Add or Reprogram an Additional Hand-held Remote Control	35
To Erase All Codes From Motor Unit Memory	35
3-Button Remotes	35
To Add, Reprogram or Change a Keyless Entry PIN	36
REPAIR PARTS	37
Rail Assembly Parts	37
Installation Parts	37
Motor Unit Assembly Parts	38
ACCESSORIES	39
WARRANTY	40