A-DEC 391 (01) PDF MANUAL

The recommended tools are:

• Hex key set
• Drill
• 1/2″ concrete drill bit (12″ long) or 3/8″ wood drill bit
• Ratchets (1/2″ and 3/8″ drive)
• 3/8″ x 4″ ratchet extension
• Impact driver

Refer to:

• A-dec Inspire 391 Treatment Console Installation Guide (p/n 86.1068.00)
• A-dec Inspire 591 Treatment Console Installation Guide (p/n 86.0522.00)
• Preference Collection 5580 Treatment Console Installation Guide (p/n 86.0133.00)
• Preference Collection 5580.69 and 5580.96 Treatment Console Installation Guide (p/n 86.0199.00)
• Preference Collection 5562 Treatment Column Installation Guide (p/n 86.0136.00)
• Preference Collection 5662 Treatment Column Installation Guide (p/n 86.0137.00)

• Check with local building and code authorities about installation requirements specific to your location.
• Check that the manual air shut-off valve is installed.

The recommended tool is a 1/4″ hex key.

To unpack the mount:

1. Remove the top cardboard tray and round worksurface and set them aside.
2. Use a 1/4″ hex key to remove the mount from the plywood pallet and discard the screws.

The recommended tools are:

• Drill
• 1/2″ concrete drill bit (12″ long)
• Ratchet (1/2″ drive)

1. Locate and mark the mounting holes for drilling.
2. Drill the mounting holes:
   1. Drill 1/2″ (13 mm) diameter holes 2-3/4″ (70 mm) deep.
   2. Remove debris from the holes.
3. Install four 1/2″ x 4″ concrete studs into the holes and tighten the washers and nuts on the studs.

A 12″ long concrete drill bit is recommended to make it easier to drill inside the cabinet.

The recommended tools are:

• Drill
• 3/8″ wood drill bit
• Ratchet (3/8″ drive)
• 3/8″ x 4″ ratchet extension

1. Locate and mark the mounting holes for drilling.
2. Drill the mounting holes:
   1. Drill 3/8″ (9.5 mm) diameter holes 3-1/4″ (83 mm) deep.
   2. Remove debris from the holes.
3. Use four 1/2″ x 4″ lag screws and washers to secure the mount.

Ensure the doors and false bottom are not installed on the lower cabinet.

1. Slide the mount housing bracket from the kit into the subbase.
2. Use a Phillips head screwdriver and the eight screws from the kit to attach the mount housing bracket to the subbase rails.

The recommended tools are:

• 5/32″ hex key
• Phillips head screwdriver

1. Use a 5/32″ hex key to loosen the six adjustment screws on the inside of the mount housing bracket.
2. Slide the mount into the housing and align the holes in the mount with the holes in the housing plate.
3. Lower the housing plate so that it sits snugly on top of the mount.
4. Tighten the six adjustment screws on the inside of the mount housing bracket.

The recommended tool is a 5/32″ hex key.

1. Use a 5/16″ hex key and four mounting screws from the hardware kit to secure the mount to the housing plate. Tighten the screws until snug.

The recommended tools are:

• 5/16″ hex key
• Impact driver

You may need to use an impact driver to fully tighten the screws.

If necessary, drill these additional holes before beginning the installation. Holes should be 3/8″ (9 mm) in diameter and 2″ (51 mm) from the side and bottom edges of the panel.

1. Use a 3/16″ hex key to loosen the six (1/4-20 x 1/2″ socket head patch) adjustment bracket screws. This allows the adjustment brackets to slide up as needed when the mount is inserted under the cabinet.
2. Slide the mount under the cabinet.
3. Partially tighten the six adjustment bracket screws.
4. Position the anchor plate on the two adjustment brackets.
5. Use a 3/16″ hex key and the four socket head patch screws and washers included in the kit to secure the anchor plate. Partially tighten the screws so the mount moves freely while positioning and to help ensure good contact with the floor.
6. Check that the mount is flush with the floor.
7. Use a 5/16″ hex key to tighten the mount screws until snug.
8. Verify that the mount did not lift up when the anchor plate was installed. The mount should still be flush with the floor.
9. Use a 3/16″ hex key to fully tighten the six adjustment bracket screws.

The recommended tools are:

• 3/16″ hex key
• 5/16″ hex key
• Impact driver

The mount should still be flush with the floor.

You may need to use an impact driver to fully tighten the screws.

1. Use a 3/16″ hex key to loosen the decorative screws securing the subbase clips to the cabinet bottom panel.
2. Remove and discard the clips.
3. Leave the screws in the panel for mounting the upper support bracket assemblies.

The recommended tool is a 3/16″ hex key.

1. Use a 3/16″ hex key and four 1/4-20 x 1/2″ socket head patch screws to attach the two upper support brackets to the two upper rails.
2. Use a 3/16″ hex key and four decorative 1/4-20 screws to attach the two upper support bracket assemblies to the underside of the cabinet’s bottom panel.

The recommended tool is a 3/16″ hex key.

1. Use a 3/16″ hex key and six of the 1/4-20 x 1/2″ socket head patch screws to attach the adjustment brackets to the upper support bracket assemblies.
2. Slide the mount under the cabinet.
3. Use a 3/16″ hex key and the four socket head patch screws included in the kit to secure the anchor plate.
4. Check that the mount is flush with the floor.
5. Use a 5/16″ hex key to tighten the mount screws until snug.
6. Verify that the mount did not lift up when the anchor plate was installed. The mount should still be flush with the floor.
7. Use a 3/16″ hex key to fully tighten the six adjustment bracket screws.

The recommended tools are:

• 3/16″ hex key
• 5/16″ hex key
• Impact driver

To install the delivery system, follow the steps in the appropriate installation guide:

• A-dec 341pro/341flt Duo Delivery System Installation Guide (p/n 86.1064.00)
• A-dec 541 Duo Delivery System and 545 Assistant’s Instrumentation Installation Guide (p/n 86.0763.00)
• A-dec 541pro Duo Delivery System and 545sta Assistant’s Instrumentation Installation Guide (p/n 86.0946.00)

When installation is complete, check that the mount is flush with the floor and that all screws are fully tightened.

When testing is complete, install the left and right base covers, and then the corner covers.