Horizontal Adjustment - CHIEF MSM1U Installation Instructions Manual

MSM1U/MTM1U/LSM1U/LTM1U
Adjustments

Horizontal Adjustment

1. The mount wall brackets may be adjusted side to side at the
point of attachment. (See Figure 12)
3" horizontal
adjustment possible
Figure 12
2. The screen may be adjusted along rails side to side.
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 located on same side of wall bracket.
(See Figure 10)
3. (MTM1U / LTM1U only) Move latch on top of interface
brackets to CLOSED position. (See Figure 14)
Roll/Height Adjustment 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.
1
Raises screen
Lowers screen
2
(Screen not shown for clarity)
Figure 13
12
1
(S)
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 tilt may be locked at 0°, 6° or 12° using one 1/4-20 x 1"
round head carriage bolt (V) and one 1/4-20 hex nut (W) per
interface bracket. (See Figure 14)
4. Tighten interface bracket knob as necessary.
3
(W)
2
Lock at 6° tilt
Lock at 0° tilt
Figure 14
Installation Instructions
Latch in
CLOSED
position
(V)
Interface
bracket
knob
Lock at 12° tilt