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 MSM1U/MTM1U/LSM1U/LTM1U

Installation Instructions

2

DISCLAIMER

Milestone AV Technologies, and its affiliated corporations and 
subsidiaries (collectively "Milestone"), intend to make this 
manual accurate and complete. However, Milestone makes no 
claim that the information contained herein covers all details, 
conditions or variations, nor does it provide for every possible 
contingency in connection with the installation or use of this 
product. The information contained in this document is subject 
to change without notice or obligation of any kind. Milestone 
makes no representation of warranty, expressed or implied, 
regarding the information contained herein. Milestone assumes 
no responsibility for accuracy, completeness or sufficiency of 
the information contained in this document.

Chief® is a registered trademark of Milestone AV Technologies. 
All rights reserved.

DEFINITIONS

WARNING: 

A WARNING alerts you to the possibility of 

serious injury or death if you do not follow the instructions.

CAUTION: 

A CAUTION alerts you to the possibility of 

damage or destruction of equipment if you do not follow the 

corresponding instructions.

MOUNTING SYSTEM: 

A MOUNTING SYSTEM is the 

primary Chief product to which an accessory and/or component 

is attached.

ACCESSORY: 

AN ACCESSORY is the secondary Chief 

product which is attached to a primary Chief product, and may 

have a component attached or setting on it.

COMPONENT: 

A COMPONENT is an audiovisual item 

designed to be attached or resting on an accessory or mounting 
system such as a video camera, CPU, screen, display, 
projector, etc.

 IMPORTANT SAFETY INSTRUCTIONS

WARNING:  

Failure to read, thoroughly understand, and 

follow all instructions can result in serious personal injury, 
damage to equipment, or voiding of factory warranty!  It is the 
installer’s responsibility to make sure all parts are properly 
assembled and installed using the instructions provided.

WARNING:  

Failure to provide adequate structural strength 

for this mounting system can result in serious personal injury 
or damage to equipment!  It is the installer’s responsibility to 
make sure the structure to which this mounting system is 
attached can support five times the combined weight of all 
equipment.  Reinforce the structure as required before 
installing the mounting system. 

WARNING:  

Exceeding the weight capacity can result in 

serious personal injury or damage to equipment!  It is the 
installer’s responsibility to make sure the combined weight of all 
components located on the MSM1U/MTM1U does not exceed 
125 lbs (56.7 kg); OR 200 lbs (90.7 kg) for the LSM1U/LTM1U. 

WARNING:  

Use this mounting system only for its intended 

use as described in these instructions. Do not use 
attachments not recommended by the manufacturer.

WARNING:  

Never operate this mounting system if it is 

damaged. Return the mounting system to a service center for 
examination and repair.

WARNING:  

Do not use this product outdoors.

IMPORTANT ! : 

The MSM1U/MTM1U/LSM1U/LTM1U mounts 

are designed to be mounted to:

a bare 8" concrete or 8"x8"x16" concrete block wall, or 

a 2" x 4"  wood studs wall covered by drywall with 

maximum thickness of 5/8":

MSM1U/MTM1U:

 Wood studs must be 16" on 

center;

LSM1U/LTM1U:

 Wood studs may be 16" or 24" on 

center.

NOTE:  

The MSM1U/MTM1U/LSM1U/LTM1U Fusion height-

adjust mounts may be used with the UL Listed 
FCAV1U Fusion pull-out accessory.

--SAVE THESE INSTRUCTIONS--

Summary of Contents for LSM1U

Page 1: ...I N S T A L L A T I O N I N S T R U C T I O N S LSM1U LTM1U MSM1U MTM1U FUSION HEIGHT ADJUST FLAT PANEL MOUNTS MSM1U MTM1U LSM1U LTM1U ...

Page 2: ...ORTANT SAFETY INSTRUCTIONS WARNING Failure to read thoroughly understand and follow all instructions can result in serious personal injury damage to equipment or voiding of factory warranty It is the installer s responsibility to make sure all parts are properly assembled and installed using the instructions provided WARNING Failure to provide adequate structural strength for this mounting system ...

Page 3: ...RSING UPRIGHTS 3 FOR RECESSED APPLICATIONS MINIMUM VERTICAL LIFT FOR HOOK ENGAGEMENT IS 75 19 mm DIMENSIONS MILLIMETERS INCHES MTM1U 6 00 152 4 RAILS CAN BE SLID LEFT OR RIGHT FOR OFFSET 1 MAXIMUM MOUNTING PATTERN IS 22 7 576 mm WITHOUT REVERSING UPRIGHTS 2 MAXIMUM MOUNTING PATTERN IS 25 3 642 mm WITH REVERSING UPRIGHTS 3 FOR RECESSED APPLICATIONS MINIMUM VERTICAL LIFT FOR HOOK ENGAGEMENT IS 75 19...

Page 4: ...REVERSING UPRIGHTS 3 FOR RECESSED APPLICATIONS MINIMUM VERTICAL LIFT FOR HOOK ENGAGEMENT IS 75 19 mm DIMENSIONS MILLIMETERS INCHES LSM1U 16 00 406 4 MINIMUM WALL UPRIGHT SPACING 6 00 152 4 RAILS CAN BE SLID LEFT OR RIGHT FOR OFFSET 1 MAXIMUM MOUNTING PATTERN IS 31 25 793 mm WITHOUT REVERSING UPRIGHTS 2 MAXIMUM MOUNTING PATTERN IS 34 6 878 mm WITH REVERSING UPRIGHTS 3 FOR RECESSED APPLICATIONS MINI...

Page 5: ...hlüssel Chave de bocas Chiave a punte aperte Steeksleutel Clé à fourche By Hand A mano Von Hand Com a mão A mano Met de hand À la main Hex Head Wrench Llave de cabeza hexagonal Sechskantschlüssel Chave de cabeça sextavada Chiave esagonale Zeskantsleutel Clé à tête hexagonale Pencil Mark Marcar con lápiz Stiftmarkierung Marcar com lápis Segno a matita Potloodmerkteken Marquage au crayon Drill Hole ...

Page 6: ...12mm M8x20mm L 4 M8x30mm MA 8 Nesting MB 4 Universal washer Wall Mounting Hardware Kit N 4 5 16 x 2 1 2 P 4 UX10x60mm Q 4 Slotted washer X 4 Wall cover MSM1 LSM1 Mount Hardware Kit R 1 1 8 S 1 3 16 T 4 1 4 20 x 3 4 U 2 3 8 16 x 3 4 MTM1 LTM1 Mount Hardware Kit R 1 1 8 S 1 3 16 T 4 1 4 20 x 3 4 U 2 3 8 16 x 3 4 V 2 1 4 20 x 1 W 2 1 4 20 Y 1 Z 1 left right AA 1 BB 1 left right MTM1U LTM1U Only Inter...

Page 7: ...reen area lies over a stud use that stud and the stud to either the left or right of it 3 Line up the notches on mount CC with center of screen marking to determine vertical center See Figure 1 4 Measure up 8 203 2mm from the center point to mark location of the upper mounting slots Figure 1 5 Using a level mark the wall on each stud to attach the mount through the upper mounting slots See Figure ...

Page 8: ... mount CC aligning upper mounting slots over lag boltsandadjustside to sideforproperlocation 9 Place one slotted washer Q over each flanged lag bolt See Figure 3 10 Tighten lag bolts to secure mount CC to wall at upper mounting slots 11 Mark the attachment points for the lower mounting slots making sure the attachment points are located on the studs See Figure 3 12 Drill 3 8 x 3 1 2 9 5mm x 88 9mm...

Page 9: ...k of screen See Figure 5 IMPORTANT LSM1U LTM1U Only If M4 fasteners are used to attach brackets to back of screen the weight of the screen may NOT exceed 150 lbs 68 0 kg NOTE The nesting spacers MA may be used separately or put two together in different configurations to create different size spacers See Figure 6 Figure 6 Switching Interface Brackets Optional If an installation situation makes adj...

Page 10: ...t side of the wall mount g Repeat Steps 3c through 3f with the left interface bracket Figure 8 Attaching Screen to Wall Mount 1 Attach wall covers X to top and bottom of both wall brackets See Figure 9 Figure 9 NOTE NEVER place both interface brackets Y and Z or AA and BB to one side of the wall mount center line See Figure 10 NOTE Do NOT allow both interface brackets Y and Z or AA and BB to be lo...

Page 11: ...itially installs into the service mode to allow easy cable access 3 Adjust screen and rails to desired viewing position 4 Route cables between wall and rails CAUTION PINCH POINTS Keep fingers hands and cables out of pinch point areas 5 Pull downward on the pull cords and swing inward toward wall latching interface brackets to lower rail and fastening bottom of screen to the mount See Figure 11 6 A...

Page 12: ...tment of Wall Brackets NOTE The height adjust wall brackets allow adjustment of 1 2 1 Turn to right tighten to raise side of screen See Figure 13 2 Turn to left loosen to lower side of the screen Figure 13 Tilt MTM1U LTM1U Only The interface brackets AA and BB allow from 2 to 12 tilt and can be locked at 0 6 and 12 1 Loosen the interface bracket knob 2 Adjust tilt as required See Figure 14 3 The t...

Page 13: ...U on each interface bracket See Figure 15 Figure 15 Locking Mount Optional 1 Add padlock not included to interface bracket to complete security See Figure 16 NOTE The padlock maximum shackle diameter is 5 16 7 9 mm Figure 16 MTM1U LTM1U MSM1U LSM1U 1 U x 2 1 U x 2 1 MTM1U LTM1U Padlock shackle 5 16 7 9mm maximum diameter 1 Padlock shackle 5 16 7 9mm maximum diameter MSM1U LSM1U ...

Page 14: ...MSM1U MTM1U LSM1U LTM1U Installation Instructions 14 ...

Page 15: ...Installation Instructions MSM1U MTM1U LSM1U LTM1U 15 ...

Page 16: ...ert Netherlands P 31 0 495 580 852 F 31 0 495 580 845 Asia Pacific A Office No 918 on 9 F Shatin Galleria 18 24 Shan Mei Street Fotan Shatin Hong Kong P 852 2145 4099 F 852 2145 4477 MSM1U MTM1U LSM1U LTM1U Installation Instructions Chief a products division of Milestone AV Technologies 8800 002623 Rev03 2016 Milestone AV Technologies www chiefmfg com 01 16 ...

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