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Maintenance and Modifications, cont'd
Remove
pivot nut.
Figure 3-9 — Replacing the gas lift, HSA 222 model
9.
Insert the piston end of the replacement gas lift through
the hole in the bottom of the enclosure adjacent to the latch
and secure the lift in the clevis on the top panel with the
nut and bolt that were removed in step 8.
10.
(HSA 200 models only) Replace the front panel in the
surface mount enclosure and secure it in place with the
hex head screws removed in step 6.
11.
(HSA 222 models only) Replace the front access panel in
the surface mount enclosure and secure it in place with the
Philips head screws removed in step 7.
12.
Thread the pivot nut on the gas lift mounting plate onto
the shaft of the gas lift and tighten it several turns.
13.
Firmly push the gas lift mounting plate into position on
the underside of the surface mount enclosure, engaging
the three mounting screws that were loosened in step 2.
Holding the plate in position with one hand, secure it to
the enclosure with the three screws.
14.
Reinstall the surface mount enclosure. See "Removing and
Replacing the Enclosure", steps 6 through 11.
HSA 200/222 Series • Maintenance and Modifications
3-12
Remove
gas lift.
Adjusting the Top Panel
Level the top panel of the HSA 200 or HSA 222 as follows:
1.
If necessary to view the top and the underside of the
enclosure simultaneously, remove the surface mount
enclosure from the table. See Removing and Replacing the
Enclosure, steps 1 through 4.
2.
Close and latch the top panel.
3.
Slightly loosen the two latch locking screws (figure 3-10)
on the underside of the surface mount enclosure. These
screws lock the latch in place once it is adjusted.
Adjustment
Screw
Latch Locking
Screws
Figure 3-10 — Adjusting the top panel
4.
Gently turn the adjustment screw on the rear of the surface
mount enclosure to raise or lower the top panel to level it
with the flange. Turning the screw counterclockwise raises
the panel and clockwise lowers the panel.
5.
Once the top panel is level, tighten the two latch locking
screws on the underside of the surface mount enclosure.
6.
If the surface mount enclosure was removed, reinstall it. See
Removing and Replacing the Enclosure, steps 7 through 11.
HSA 200/222 Series • Maintenance and Modifications
3-13
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