DentalEZ Core, User Manual, Page: 25 / 57

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22
CORE
TM
Magellan Unit
PN: 2717-267C
Rear Assistant (Continued) Assistant’s Arm (Optional)
Section III Installation
3. Remove the cap and nut from the shoulder
bolt located in the link of the rear assistant’s
arm (Figure 21) .
4. Place the link of the rear assistant’s arm on
top of the bracket and
plastic washer. (Be sure to keep the
w a s h e r / spring washers in the
same orientation.)
5. Thread the shoulder bolt into the bracket and
tighten the bolt securely using 1/4" hex key.
Test that the arm rotates without the bolt
head turning.
6. From the underside of the bracket, install the
nut on the shoulder bolt and tighten securely
with 9/16" socket.
7. Replace the cap in the link.
8. Pass the tubing and wires from the assistant’s
arm through the strain relief bushing in the
cantilever cover.
9. Pass the tubing wires through the wire
bracket.
10. Connect the 5/8" ID vacuum hose of the rear
assistant’s arm to the 5/8" ID vacuum hose of
the chair by sliding it over the connector of the
chair’s ducting hose.
11. Cut o ff excess vacuum tubing, if necessary.
Figure 21. Remove cap and nut from shoulder bolt
Shoulder Bolt
Cap
Link
Bracket
Washer
Tools Required
• 1/4" Hex Key
• 9/16" Socket
NOTE: Remove seat cushion, if necessary.
1. Place the chair in its full upright position.
2. Remove the cap and nut from the shoulder bolt
located in the link of the rear assistant’s arm
(Figure 22) .
3. Place the link of the rear assistant’s arm on
top of the bracket and plastic washer. (Be
sure to keep the washer/spring washers in the
same orientation.)
4. Thread the shoulder bolt into the bracket and
tighten the bolt securely with 1/4" hex key .
Test that the arm rotates without the bolt
head turning.
Rear
Assistant’s
Arm & Mount
Figure 22. Remove cap and nut from shoulder bolt
Shoulder Bolt
Cap
Link
Bracket
Washer