T-SM5f Page 3 of 29
MR & MRS OPERATION TABLES
READ THESE INSTRUCTIONS BEFORE USE
Keep these Instructions in a safe convenient place for future reference. Read in conjunction
with the relevant Publications detailed in the preliminary information section.
Page
1. PRELIMINARY .. .. .. .. .. 4
2. TECHNICAL DATA .. .. .. .. 5
3. SAFETY NOTES .. .. .. .. .. 6
4. MAINTENANCE .. .. .. .. .. 7
General .. .. .. .. .. .. .. 8
Cleaning, disinfection, care and storage .. 8
Periodic lubrication, checks & adjustment .. 8
Base Components .. .. .. .. .. 8
Castors and wheels .. .. .. .. .. 8
Brakes and brake mechanism .. .. .. 8
Hydraulic cylinder .. .. .. .. .. 8
Gears .. .. .. .. .. .. .. 10
Hinge pin and nut .. .. .. .. .. 11
Lateral screw and nut .. .. .. .. 11
Trend. screw assembly friction collars .. 12
Chair and Break screw assembly .. .. 14
Control arm - cable type .. .. .. .. 14
Control arm - gas spring .. .. .. .. 14
Emergency operation - MRS only .. .. 16
Head / Leg section and catches .. .. 16
Fault diagnosis and remedies .. .. .. 17
Excessive rotational movement of table top
17
Inability to raise table top .. .. .. .. 17
Table top not maintaining height .. .. 18
Operation table will not lower .. .. .. 18
Failure of control arm cable .. .. .. 20
Control arm - gas spring .. .. .. .. 20
Removal & installation of components .. 20
Replacement of trend, screw .. .. .. 20
Removing hydraulic cylinder from base .. 21
Replacing ram cup washer .. .. .. 21
Removing and cleaning ball valve .. .. 21
Changing hydraulic oil .. .. .. .. 21
Replacing control arm cable .. .. .. 22
Replacing an antistatic wheel in base .. 22
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Replacing castor .. .. .. .. .. 22
Replacing worn brake pad .. .. .. 22
Replacing brake quadrant.. .. .. .. 23
Replacing quadrant pinion .. .. .. 23
Replacing broken quadrant pillar .. .. 23
Replacing main control handle .. .. 23
Replacing push-button catches.. .. .. 24
Replacing fine control handwheel .. .. 25
Replacing release handle/bar (old) .. .. 25
Replacing release handle (head new) .. 27
Replacing release bar (leg new) .. .. 28
Replacing gas spring (head/leg section) .. 28
Replacing gas spring (control arm) .. .. 28
Hydraulic system operation notes .. .. 28
ILLUSTRATIONS
Fig.1 MR Operation table (G.A.) .. .. 4
Fig.2 MRS Operation table (G.A.) .. .. 4
Fig.3 MR table - Parts and controls .. .. 7
Fig.4 Ram key adjustment .. .. .. .. 8
Fig.5 Base assembly .. .. .. .. .. 9
Fig.6 Gearbox of MR table .. .. .. .. 10
Fig.7 Hinge pin and nut adjustment .. .. 11
Fig.8 Lateral screw and nut adjustment .. 11
Fig.9 Releasing Trend. screw assembly .. 13
Fig.10 Trendelenburg screw assembly .. 13
Fig.11 Control arm (early MRS table) .. 15
Fig.12 Removing hydraulic cylinder .. .. 15
Fig.13 Hydraulic cylinder assembly .. .. 16
Fig.14 Ram release mechanism .. .. .. 17
Fig.15 Control arm cable replacement .. 19
Fig.16 Replacing a control handle .. .. 24
Fig.17 Catch mechanism for leg section .. 24
Fig.18 Head section without gas spring .. 25
Fig.19 Head section with gas spring .. .. 26
Fig.20 Control arm with gas spring .. .. 27
Fig.21 Hydraulic system operation .. .. 29
CONTENTS
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