Preva Installation/Service Manual, 00-02-1577, Revision E01
23
Installation Procedures
Preparing to Install the Preva
Pre-installation
Requirements
Prior to beginning the installation, be sure that all pre-installation requirements
have been completed. This includes confirming that the wall support
requirements are adequate for mounting the unit and that the electrical power
requirements and wire locations are proper.
Note: Midmark recommends that the Preva Dental X-ray System be
connected to dedicated wiring and permanently grounded. The installer
must determine the suitability of using a line cord at the time of installation,
ensuring proper grounding technique.
Items needed for all types of mounts:
• Stud finder
• Bubble level (torpedo level)
• Masking or other tape for placing the mounting template on the wall
• Awl
• Drill driver and drill bits appropriate to type of wall mounting
• Metric Allen wrench set
• English (inch) Allen wrench set
• Screwdrivers (flat-blade and Phillips)
• Torque wrench 0-5.53 kg-m (0-40 lb-ft) or equivalent
• Sockets and ratchet driver appropriate to type of wall mounting
• Fluke model 73 DVM equivalent or better
• Small test clips (such as Pomona Electronics Minigrabber Test Clip Model
6248 or Radio Shack Mini-Hook Adapters catalog # 270-334)
Items needed only for the metal stud wall mount:
• 1-inch hole saw
• Dry wall saw
• ¼-inch diameter 12-inch long drill bit
• Two 4x4 wood studs
The Preva Dental X-ray System has been designed to be installed by one
person in less than one hour, assuming that all pre-installation requirements
Shipping Carton
The Preva Dental X-ray System is shipped in a convenient two-level carton, as
shown in Figure 13. The first level contains the items needed for the first part of
the installation, including the Control Unit, Operator Panel, Horizontal Arm,
mounting template, documentation, cables, and packets containing the
mounting hardware, brake assembly plastic covers, and additional hardware.
The Articulating Arm and Tubehead Assembly are in the second level of the
shipping carton, where they can remain until installation.
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