A-Dec 500 Pre-installation Manual - Structural Requirements
A-dec 500 Pre-Installation Guide
2
85.0052.00 Rev D
Structural Requirements
Dental Patient Chair Interface
Requirement
The dental chair requires a solid, level mounting
surface that meets these minimum specifications:
• Weight of 1100 lb (4893 N) for the chair, dental
light, delivery system, and patient.
• Capability to anchor the chair to the floor, with a
minimum pullout load of 100 lb (445 N) for one
anchor-bolt.
Utility Requirements
Air
• 1/2" (13 mm) nominal pipe compression fitting
protruding 2" (51 mm) from the finished floor or
wall, supplied by the contractor.
• Right angle manual shut-off valve supplied by the
dental dealer and installed by the contractor.
• Air pressure and flow of 80-100 psi (550-860 KPa),
2.5 scfm. (71 sl/min) during normal use; 7.5 scfm
(210 sl/min) peak intermittent flow.
• Air plumbing to be flushed clean before the final
connection to the dental equipment.
Water
• 1/2" (13 mm) nominal pipe compression fitting
protruding 2" (51 mm) from the finished floor or
wall, supplied by the contractor.
• Right angle manual shut-off valve supplied by the
dental dealer and installed by the contractor.
• Water pressure and flow of 60 ± 20 psi (410 ± 140 KPa),
1.5 gpm (5.7 L/min), not to exceed 40°C (104°F).
• Water plumbing to be flushed clean before the final
connection to the dental equipment.
Electrical
• 1/2" (13 mm) conduit and box with a hospital-
grade quad or equal receptacle supplied by
the contractor.
• Wire box to conform to local codes.
• Top of duplex should not be higher than 4.25" (108 mm)
above the finished floor to fit within the floor box.
• Voltage: 120 volts, 3 wire.
• 110-120 VAC, 50-60 Hz, 15 Amp mains breaker min.
• The 10 Amps break down as follows for 120 VAC
@ 60 Hz:
○ 3.5 Amps for the chair pump motor to move the
chair base up.
○ 1.0 Amps for the chair back motor to move the
chair back up or down.
○ 2.5 Amps for the 300-watt power supply
(located in the utility area) to power the chair-
mounted dental light and other ancillaries.
○ 3 Amps of additional current for mains voltage
ancillary products, such as video monitors.
NOTE
Job site construction should be com-
pleted before the dental equipment installa-
tion (including finished floors, ceiling,
plumbing, lighting, paint, etc.).
CAUTION
Local regulation requires licensed
plumbers and electricians to install the
utilities. All plumbing and utilities must
conform to prevailing local codes.
CAUTION
The manner and method for
accessing the utilities within the wall is the
responsibility of the design team working on
the project (dental dealer, architectural
services, and contractors). Utilities must be
accessible without the use of tools.
NOTE
The delivery system comes with a self-
contained water bottle. Municipal water is
only required if the equipment configuration
includes a cuspidor or if the facility has
special requirements.
NOTE
The A-dec 511 chair is rated at
10 Amps max.