7-8
764333-766
3. Turn Main Power Switch to OFF and remove
battery fuse (refer to supplied Operator Manual for
more information).
4. Remove table column cover per
.
5. Remove appropriate base cover per
.
6. Remove stainless-steel socket head cap screws and
washers fastening rear base cover support bracket
to table base. Set fender washers, screws and bracket
aside (see Figure 7-19).
7. Disconnect electrical harness from battery charger
(connector TB3).
8. Remove and discard hydraulic screws and sealing
washers from top of pump.
9. Carefully lift pump assembly from table base.
10. Repair or replace pump and reinstall by reversing
procedure. Replace sealing washers and torque
hydraulic screws to 12 N•m (106 lbf•in).
NOTE: Replace (do not reuse) hydraulic screws and
sealing washers (see Figure 7-19). Ensure bolt threads,
manifold threads and hose connectors are free of rubber
seal particles.
11. Operate table through several movements to
ensure proper operation.
12. Check hydraulic oil level when table is lowered
completely and tabletop level. Level should be
65 mm (2-9/16").
Figure 7-19. Replace Hydraulic Pump
7.13 AUXILIARY (BACKUP) HAND
CONTROL REPLACEMENT
Replace Auxiliary (Backup) Hand Control as follows:
1. Turn Main Power Switch to OFF and remove
battery fuse (refer to supplied Operator Manual for
more information).
2. Remove table column cover per
3. Remove appropriate base cover per
4. Disconnect P5 connector from motherboard (see
5. Cut strip and remove cable from cable chain.
6. Remove hand control from Auxiliary Compartment
and replace.
7.
Reinstall hand control by reversing procedure.
8.
Test table operation using Auxiliary (Backup)
Hand Control before replacing covers.
Figure 7-20. Unplug Auxiliary Hand Control
7.14 TABLE COLUMN COVER CAP
REPLACEMENT
Replace the surgical table column cover plastic cap
assembly as follows:
1. Position tabletop to level, slide at zero.
2. Raise tabletop to full height.
3. Properly support tabletop as in later steps Tilt is
disconnected (see
Step 9
).
4. Turn Main Power Switch to OFF and remove
battery fuse (refer to supplied Operator Manual for
more information).
5. Unplug hand control from Connection Panel (see
6. Remove table column cover per
7. Remove six upper fastening screws.
8. Carefully separate column cover cap halves and
disconnect cable from connector P3 to
motherboard.
9. Verify tabletop is supported. Unscrew tilt cylinder
rod.
Hydraulic Screw
Mounting
Screw
Hydraulic Screw
and
Sealing Washers
Electrical
Wiring
Cover
Support
Bracket
P5 Connector
Cable Chain
Strip
Summary of Contents for 4085
Page 1: ...MAINTENANCE MANUAL STERIS 4085 General Surgical Table 07 01 10 P764333 765 ...
Page 3: ...OPERATOR MANUAL STERIS 4085 General Surgical Table 04 15 09 P150832 639 ...
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