Midmark | Procenter Systems | Installation guide | Midmark Procenter Systems Installation guide

Procenter Assistant’s Unit, Rear Mounted on an Elevance
Chair Installation Guide
Language of origin: English
Note
The Rear Mounted Assistant’s Unit can be mounted onto a Console or an LR Chair.
Removing the Chair Pivot Switch Bracket
Step 1: Raise chair to a comfortable working height. (Chair should be at least 10"- 15“ above floor.)
Equipment Alert
Upper Lift Arm Cover
Chair Pivot
Tap a lift arm or lower pivot cover three times to raise
the chair to the pre-programmed “home” position; a convenient height for installation or patient access.
The chair beeps until it reaches the home position.
Switch
Bracket
WARNING
Always disconnect power before removing covers. Failure to do
so may result in personal injury.
DA2416i
Lower Lift Arm Cover
Step 2: Remove chair pivot switch bracket (two shoulder bolts in
the slotted holes and two screws in bottom).
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
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003-2033-00
Rev. E (2/13/15)
Removing the Lift Arm Covers
Step 3: Push in with a screwdriver to release the clip on each side and pull up to remove the top lift arm cover.
Note: top lift arm cover has a clip that fits over the dowel rod on the front of the chair.
Top Lift Arm Cover
Step 4: The bottom lift cover hangs from four mounting pins on the chair frame. Pull cover out to free from mounting pins, then back as you maneuver the cover off the chair frame.
Mounting Pin
Bottom Lift
Arm Cover
DA2418i
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
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Installing the Rear Mounted Assistant’s Unit
Equipment Alert
Have an assistant support the mount arm and steady all pivot points to prevent damage to the equipment.
Step 5: Mount the Assistant’s assembly on the chair pivot using four hex head screws and washers.
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2
3
4
Step 6:
With the hex head screws tightened loosely, turn the four set screws to level the mount arm assembly with respect to the floor.
Step 7: Also level the mount arm assembly with respect to the mounting holes by lifting one side or the other.
Set Screw
Adjustment
Hex Head
Screws (4)
Step 8: Once mount arm is level, in both respects, tighten all four hex screws to secure.
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
Set Screws
(4)
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Color Page
Connecting the Tubing and Power on the Rear Mounted Assistant’s Unit
Step 9: Remove bottom plate (two screws) and make the electrical and tubing connections inside the chair frame.
Equipment Alert
Assistant’s Unit
Umbilical
If the chair has a console, you will have to cut the vacuum line routed to
the console and connect it to the line going to the
Assistant’s Unit.
Water (blue)
Air (yellow)
Caution
Connect ground wire to ensure system ground continuity.
Failure to do so may result in electric shock.
Vacuum line
to console
Vacuum line
to Assistant’s
Unit
Controls
Step 10: Keep all connections above the bail wire holder. Use two or more ties to bundle wiring and vacuum
tubing together and strapped to the chair frame.
Power
Vacuum
LIN Line
Bottom Plate
Bail Wire
Holder
Chair Umbilical
LIN Line
Coupler
Ground
Step 11: Install bottom plate (two screws) to support the wiring and tubing.
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
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Additional Wiring Connections Required for an Installation without a Delivery Unit
Seat Upholstery
Step 12: Remove seat upholstery, seat shrouds and the seat frame to access the toe-end of the chair.
Seat Frame
Step 13: Install Procenter Interface PCB and mounting bracket in the chair.
Seat Shroud (RH)
Step 14: Plug the Assistant’s Control Harness into J1 or J2 and plug the LIN connector into J4 on the Procenter Interface PCB.
Procenter
Interface
PCB
Step 15: Install seat frame, seat shrouds and seat upholstery on the chair.
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
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Installing the Chair Pivot Covers and Lift Arm Covers
Step 19: Install Lift Arm Covers (see Removing Lift Arm Covers, on a previous page in this guide).
Step 16: Install switch bracket (two shoulder bolts in the
slotted holes and two screws in bottom).
Step 18: Install upper pivot cover (two screws in chair pivot).
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2
3
4
Upper Pivot Cover
Switch
Bracket
Step 17: Install lower pivot cover (slip slotted holes over shoulder bolts in chair pivot).
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
Lower Pivot Cover
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Installation Checklist

Test Verify the following:
1
Mount arm and assistant’s unit are level.
2
Mount arm and assistant’s unit rotate and move easily.
3
Mount arm stays where placed without drifting. Adjust drag
on pivot point if necessary.
4
Lift arm covers are in place and limit switches activate when
covers are tapped.
5
Chair pivot covers are securely in place and the limit switch
activates when cover lowers into an obstruction.
6
Instruments work on the assistant’s unit - no wires or tubing
are pinched by covers or mountings.
7
Wipe assistant’s unit with a soft dry cloth to remove any dirt
or smudges.
© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
To Adjust drag on pivot points...
Tighten or loosen the set screw near the desired pivot point to
modify the pivot’s drag.
Mount Arm
pivot points
Allen wrench
DA2424i
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© 2010 Midmark Corp. | 60 Vista Drive Versailles, OH 45380 USA | 1-800-643-6275 | 1-937-526-3662 | midmark.com
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