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eschmann MR Service Manual

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MR & MRS
OPERATION TABLE
T-SM5f
699255

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Summary of Contents for eschmann MR

  • Page 1 MR & MRS OPERATION TABLE T-SM5f 699255...
  • Page 2 Plate is located on the pedestal as indicated. For further information visit www.eschmann.co.uk All correspondence relating to the after sales service of Eschmann Equipment to be addressed to : UK Customers Eschmann Equipment, Peter Road, Lancing, West Sussex, BN15 8TJ, England.

  • Page 3: Table Of Contents

    .. 14 Fig.2 MRS Operation table (G.A.) Control arm - cable type ..14 Fig.3 MR table - Parts and controls .. Control arm - gas spring ..14 Fig.4 Ram key adjustment .. Emergency operation - MRS only ..

  • Page 4: Preliminary

    There are two versions of the control arm which are both described, however the later version only is now available. The MR table is also available in a reduced height version. Instruction and Service Manuals should be readily accessible for reference prior to and when operating, cleaning and servicing the Operation Table.

  • Page 5: Technical Data

    MR & MRS OPERATION TABLES Part 2 2. TECHNICAL DATA DIMENSIONS AND MOVEMENTS TABLE LOADING Retention of Adjusted Height: The table will Longitudinal Deflection Load: The table will retain its adjusted height with a load of 135kg withstand a load of 50kg applied at a point 150mm uniformly applied to the trunk sections.

  • Page 6: Safety Notes

    The MR and MRS Operation Tables have been designed for patients weighing up to 135kg with their centre of gravity (normally the perineum) over the base. However patient positioning and additional loads can compromise table stability.

  • Page 7: Maintenance

    6 Release Button, L.H. (Leg Section) 14 Release Button, R.H. (Head Section) 7 Oil Filler Cap 15 Quick Release Bar (Head Section Angle) 8 Base Fig. 3 MR Operation Table : Part identification and controls T-SM5f Page 7 of 29...

  • Page 8: General

    Part 4 MR & MRS OPERATION TABLES 4. MAINTENANCE GENERAL Brakes and brake mechanism The information provided in this Service 4.5. Check the action of the brake mechanism Manual falls into four categories: (see Fig. 5) and also check for wear on the brake ♦...

  • Page 9: Fig.5 Base Assembly

    MR & MRS OPERATION TABLES Part 4 4. MAINTENANCE DETAIL A DETAIL C DETAIL B Base casting Wheel spindle Oil sump Base cover Base control pedal Roller Castor frame Brake pad screws Quadrant securing nuts Castor Brake pad Brake shaft collars Castor mounting screw 12.

  • Page 10: Gears

    (4, Fig. 10) securing the Eschmann oil supplied with the table, in small screwed bush to screw housing on Trendelenburg measures, lowering the table after each addition.

  • Page 11: Hinge Pin And Nut

    If so, * tighten hinge nut (1) against hinge bolt (2) sufficiently to take up the slackness. To CAUTION: Do not over-tighten. do this, Eschmann recommend using two short lengths of 3/16 in. diameter round bar (3) inserted in the nut sockets, as illustrated in Fig. 7 and applying an improvised tommy bar (4) to turn the nut.

  • Page 12: Trend. Screw Assembly Friction Collars

    Part 4 MR & MRS OPERATION TABLES 4. MAINTENANCE Trendelenburg screw assembly friction of friction collar grub screws (11) are collars exposed. vii Tighten grub screws (11), securing friction NOTE: Sections 4.16 and 4.17 should only be collars (9), to a torque of 16 to 17 lbf in.

  • Page 13: Fig.9 Releasing Trend. Screw Assembly

    MR & MRS OPERATION TABLES Part 4 4. MAINTENANCE View on Trendelenburg screw bevel gear - half cover removed. Fig. 9 Releasing Trendelenburg screw assembly (* To determine which Trendelenburg screw is fitted to a table, see note preceding section 4.16) Fig.

  • Page 14: Chair And Break Screw Assembly

    Break’ screw assembly has been released from adjustment and the table can be reassembled. the gear shaft. (Note that MR tables with serial Adjust the friction collar by slackening the number 2099 or below have the earlier design of single grub screw (4) that locks the torque screw detailed in sections 4.16 to 4.18 and tables...

  • Page 15: Fig.12 Removing Hydraulic Cylinder

    MR & MRS OPERATION TABLES Part 4 4. MAINTENANCE Fig. 12 Removing hydraulic cylinder from table base T-SM5f Page 15 of 29...

  • Page 16: Emergency Operation - Mrs Only

    Note: Gas spring supports were not fitted to head sections of tables pre Serial Number 1026 for MRS and pre Serial Number 676 for MR, or leg sections of tables pre Serial Number 1017 for MRS and pre Serial Number 315 for MR. Tables with these Serial Numbers or later have gas spring supports.

  • Page 17: Fault Diagnosis And Remedies

    MR & MRS OPERATION TABLES Part 4 4. MAINTENANCE iii Check tightness of pivot screws and grub unit must be replaced, they cannot be serviced screws on head and leg sections. (see section 4.58). Also seepage of fluid indicates a failing unit that must be replaced.

  • Page 18: Operation Table Will Not Lower

    Position the compression tool clamp on any discoloured portion of the ram surface. If (included in the tool kit available for the MR rust is detected, it must be removed completely, series tables, Part No. 751030) across the as follows: base of the cylinder (see Fig.

  • Page 19: Fig.15 Control Arm Cable Replacement

    Part 4 MR & MRS OPERATION TABLES 4. MAINTENANCE completely loose then remove clamp and occur either side of the normal. As a guide, ram release (see Fig. 12(d)). the normal setting is 1/16in between release screw and ball valve housing (approximately Refer again to Fig.

  • Page 20: Failure Of Control Arm Cable

    Part 4 MR & MRS OPERATION TABLES 4. MAINTENANCE Failure of cable operated control arm gear idler gears (8) and (10). Small adjustments selection, MRS table only (pre Serial No.1024) to the adjusting screw may be made to achieve these conditions.

  • Page 21: Removing Hydraulic Cylinder From Base

    After that time change the oil, using 2.8 of the base; this will allow surplus oil to litres (5.0 Imperial pints) of the Eschmann drain into the base. (Matburn) oil supplied (equivalent to SAE 30 motor oil).

  • Page 22: Replacing Control Arm Cable

    Part 4 MR & MRS OPERATION TABLES 4. MAINTENANCE by little and the table raised and lowered xiii Connect the ferrule (4, Fig. 11) to the control via the pump pedal after each addition until arm pivot (5, Fig. 11).

  • Page 23: Replacing Brake Quadrant

    Replacing main control handle Replacing quadrant pinion 4.47 For the MR table only, the following 4.45 Symptoms of jerky movement on base procedure must be carried out: control pedal could also be due to broken quadrant Place table top in reverse Trendelenburg pinion teeth.

  • Page 24: Replacing Push-Button Catches

    MR & MRS OPERATION TABLES Complete drilling through handle, using a retain the push-button in the ‘release’ position if the wooden block for the drill to break into - button is pressed with the head or leg section in hence protecting the plating on the handle.

  • Page 25: Replacing Fine Control Handwheel

    Replacing fine control handwheel (on head at each end of bar to free bar from rack lift levers. section pre Serial No. MR 676 and MRS 1026) 4.55. If complete release bar assembly is to be removed including rack lift levers (2, Fig. 18), unscrew socket head screws (5, Fig 18) on either side and ease lever pivots out of their slots.

  • Page 26: Fig.19 Head Section With Gas Spring

    MR & MRS OPERATION TABLES Fig. 19 Head section with gas spring Page 26 of 29 T-SM5f...

  • Page 27: Replacing Release Handle (Head New)

    MR & MRS OPERATION TABLES Reassemble by the reverse of above ensuring Replacing release handle for head section correct orientation of handle and that the with gas spring (see Note in 4.23 for Serial spacers (7) are correctly repositioned, also...

  • Page 28: Replacing Release Bar (Leg New)

    MR & MRS OPERATION TABLES 4.57 To replace leg section release bar follow the Remove the pivot pin (2) from the end of the gas procedure detailed above for the head section spring (3) and unscrew the gas spring piston.

  • Page 29: Fig.21 Hydraulic System Operation

    MR & MRS OPERATION TABLES 1. Pump pedal 2. Piston 3. Piston chamber 4. Ram 5. Ram cup washer 6. Ram chamber 7. Ball valve (small) 8. Ball valve (large) 9. Pilot valve 10. Release plunger 11. Ram Release lever Fig.
  • Page 32 Eschmann Equipment, Peter Road, Lancing, West Sussex, BN15 8TJ, England. Tel: +44 (0) 1903 753322. Fax: +44 (0) 1903 766793. www.eschmann.co.uk...

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