
MIZUHOSI 2009
NW0510 Rev. D
33
10.0 REMOVAL AND REPLACEMENT OF COMPONENTS
10.1 Floor Lock Foot Actuator
Figure 11:
Foot end base: Cover removed, raised with support block and crank handle
Replacement procedure:
1. Turn power switch on. The switch illuminates indicating power is to the table.
2. Lock table to floor; press and hold DOWN TO LOCK button until green LOCKED
WHEN LIT light is on.
3. Turn power switch off. Wait 30 seconds for discharge then unplug power cord from
wall outlet.
4. Remove base-access cover from end of table needing replacement.
CAUTION: Electrical shock hazard exists with access covers removed; use
caution when working in exposed areas.
a. Pry off two white plastic access plugs for the floor lock jackscrew using a small
screwdriver.
b. Remove four screws attaching the cover using a 1/8 inch hex key.
c. Remove access cover.
5. Disconnect red wire from battery A positive terminal.
6. Raise end of table using floor lock crank handle (supplied with table).
7. Place 2-1/2 inch high support block under jackscrew floor lock motor mount.
8. Carefully lower table onto support block using floor lock crank handle.
CAUTION: Make certain table remains stable.
9. Raise floor lock off the floor to its maximum height, using floor lock crank handle.
Floor lock
(lowered)
Support block
Coupling
and set-screw
Floor lock
(raised)
Crank handle