ATM MM-90X90-AP Datasheet

MM-90X90-AP

90X90MM, 100X100MM & 65X65MM Hole Pattern Adapter Plate
For MM-022 and MM-024 Installation Instructions

TheMM-90x90-AP adapter kit is used to adapt the MM-022 and MM-024 to
speakers with 90mmx90mm, 100mmx100mm and 65mmx65mm speaker
mounting holes.

Warning:

Mounting and/or rigging loudspeakers requires experienced professionals.

Improperly installed loudspeakers can result in property damage,
personal injury, death and/or liability to the installing contractor.

To assure a trouble free installation, read through and follow these instructions
carefully before beginning. If you have doubts about the integrity of the
structure you are mounting to or you are not sure about the proper hardware to
use, consult a structural and/or hardware specialist.

Be sure that all of the following items are included in this kit before
proceeding:

Qty Description
1 pc. Speaker adapter plate
4 pcs. Flat washer, ¼” USS
4 pcs. Flat washer, M8
4 pcs. Flat washer, M10

Note to installing contractor:

Due to the wide variety of wall structures, materials and
mounting methods, these instructions assume that the installing
contractor will exercise proper judgment in selecting the
mounting area and hardware.
As a guide, the installation, when complete should be capable
of supporting 5 to 10 times the actual applied load. It is highly
recommended to use a back-up safety system such as a safety
cable.

Step 1:

Remove the existing MM-022-BT or the MM-024-BT’s Speaker
adapter plate from the support arm by loosening the ¾ bolts
on the sides (one is right hand and the other is a left hand
thread)(Figure 1).

Step 2:
Attach the MM-90x90-AP to the support arm pivot rod. Make
sure the star-washers are in between the support arm pivot rod and the speaker
adapter plate. Us the Left hand threaded bolts on the side of the pivot rod with
the groove. The right had thread on the side without the groove. Do not fully
tigthen (Figure 2).

Step 3:
Attach the speaker adapter plate to the speaker’s mounting holes. Use the
provided flat washers for different sizes of mounting screws.

Step 4:

Refer to MM-022-BT and MM-024-BT Installation guide.

Step 5: Recommendation: Install Safety Cable

Attach a safety cable (sold separately) to a structurally mounting surface

be able to support at least five times the weight of the speaker),

attach the other end of the safety cable to the speaker. If no attachment is provided on speaker, consult speaker manufacturer for
advice on best attachment point and method.

(Must

then

Figure 1

Figure 2

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