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V Service Manual 

2415-P-7011 

Page 7 

Issue A  07/07/2008 

5.  The Viewing Assy (27) and Illumination Assy (28) are joined by the Centre 

Spindle (24) and must be removed together. 

6.  Remove 2 off M2 x 8 Csk PT Screws (13) from the Viewing Assy (27). 

7.  Remove 4 off M2 x 8 Csk PT Screws (13) from the Illumination Assy (13)  

8.  Carefully lift the 2 assemblies together from the Rear Cover Moulding (17) 

9.  The 2 assemblies can now be separated. 

Further disassembly of either the Illumination Assy or the Viewing Assy is not 
advised as special tools and jigs are required to reassemble and align. 

  

Figure 4

 

Summary of Contents for vantage+

Page 1: ...7011 Issue A 07 07 2008 Indirect Ophthalmoscope Service Manual ALWAYS READ THE INSTRUCTIONS Keeler Limited Clewer Hill Road Windsor Berks United Kingdom SL4 4AA Tel No 44 0 1 753 857177Fax No 44 0 1 753 830247 ...

Page 2: ...1 Service Principles 1 Tools Required 2 Precautions 3 Disassembly 4 Remove the Optics Head from the Browbar 4 Remove the Front Cover 5 Remove the Optics Head and Illumination Assy 6 Reassembly 8 Refit Illumination Assy and Viewing Assy 8 Refit to Browbar 10 Spare Parts List 13 ...

Page 3: ...r to the LED version with notes where appropriate for the bulb version Service Principles The Vantage comprises a number of modules which have been built and aligned in the factory These modules can not be reliably aligned without the special jigs and should not therefore be disassembled further than described in this manual There is a strong possibility of the unit developing diplopia or hyperpho...

Page 4: ...5 P 7011 Page 2 Issue A 07 07 2008 Tools Required Most of the tools required will be in standard electro mechanical toolkit The following special tools will make assembly and disassembly easier TD351 Lock Ring Key for Eyepieces ...

Page 5: ...Manual 2415 P 7011 Page 3 Issue A 07 07 2008 Precautions Care should be taken to carry out any repair work on a clean soft surface to minimise damage to the outside of the unit Solvents should not be used for cleaning ...

Page 6: ... Block to the Browbar 4 Carefully unsolder the 2 wires from the PCB 31 It may be easier to remove the PCB Assy from the Dimmer Housing 7 4 1 Slide the Blue Indicator Pin 23 out of the Control Knob 6 4 2 Slacken the Allen Screw holding the Knob to the Dimmer Control and remove the Knob 4 3 Undo the Nut on the Dimmer Control 4 4 Remove the Dimmer PCB Assy Note that these wires will need to be re sol...

Page 7: ...he 2 Control Knobs 4 Remove the 2 Control Knobs 17 5 Turn the Optics Head over and slide the Eyepieces to the middle to reveal 2 off M2 x 8 Csk PT Screws Figure 3 13 Remove these screws 6 Remove 2 off M2 x 8 Csk PT Screws Figure 3 13 from the top of the unit above the Browbar Mount 7 Lift the Front Cover off by carefully prising the sides by the filter controls apart to allow the cover to slide ov...

Page 8: ...A 07 07 2008 Remove the Optics Head and Illumination Assy 1 Unscrew 2 off Eye Cap 3 being careful not to lose the 2D Eye Lenses 2 2 Unscrew 2 off Eyepiece Lock Ring using TD351 Lock Ring Key 3 Remove 2 off P D Slider 18 4 Turn the unit over Figure 3 ...

Page 9: ...2 x 8 Csk PT Screws 13 from the Viewing Assy 27 7 Remove 4 off M2 x 8 Csk PT Screws 13 from the Illumination Assy 13 8 Carefully lift the 2 assemblies together from the Rear Cover Moulding 17 9 The 2 assemblies can now be separated Further disassembly of either the Illumination Assy or the Viewing Assy is not advised as special tools and jigs are required to reassemble and align Figure 4 ...

Page 10: ...g the Viewing Assy by the Mirror Mounts Refer to Figure 4 1 Stand the Viewing Assy on its base 2 Locate the Centre Spindle 24 in the base of the Viewing Assy so that the peg on the moving Centre Mirror Assy engages with the slot on the Centre Spindle 3 Locate the Illumination Assy onto the top end of the Centre Spindle so that it engages with the Graticule Carrier It will be necessary to rotate th...

Page 11: ...y fit 2 off Eyepiece Locking Ring 21 using TD351 Lock Ring Key 9 Fit 2 off 2D Eye Lens 2 into the Eyepieces 10 Secure these in place with 2 off Eye Cap 3 11 Turn the unit over onto the Browbar Mount 12 Operate the Graticule Wheel and ensure that the Mirror Block on the Viewing Assy moves to and fro If not return to 3 above removing the items fitted to the Eyepieces first Refer to figure 4 13 Fit 2...

Page 12: ...eces together 21 Fit 4 off M2 x 8 Csk PT Screws 2 on the Viewing Assy and 2 above the Illumination Assy 22 Fit 2 off Control Knob 17 to the Graticule Filter Wheels using 2 off M2 x 8 Csk PT Screws Hold the Control Knob whilst tightening the screws 23 Fit 2 off self adhesive Control Knob Label 21 to the Control Knobs 24 Fit 2 off Spindle Knob 25 to the Mirror Spindle ensuring that the D shaped hole...

Page 13: ...nd tin 4 Feed the cable through the square slot in the Browbar 5 Solder the wires carefully to the Dimmer PCB 31 Note the polarity of the wires when reconnecting the LED version see below Incorrect connection may result in damage to the LED 6 Fit the Dimmer PCB to the Dimmer Control Body 7 and tighten the nut 7 Fit the Dimmer Knob onto the shaft ensuring that the grub screw is positioned over the ...

Page 14: ...nd LED versions Parts not listed are generally not available as spares Parts marked with are only available as part of a spares kit 1202 P 7299 Current prices for spare parts are available from Technical Service Technical Service Keeler Ltd Clewer Hill Road Windsor Berks SL4 4AA Phone 44 0 1753 827110 Fax 44 0 1753 827114 ...

Page 15: ...l Body 11 EP39 70174 Metalised Label 12 EP79 09621 Cap Plug 13 SP72 00001 M2 x 8 Csk PT Screw 15 EP29 59777 Browbar 16 EP39 70191 Spindle Knob 17 EP19 70005 Rear Cover Moulding 18 EP39 70190 P D Slider 19 SP70 25117 No2 x 3 8 PT Screw 20 EP39 05121 P D Washer 21 EP39 53991 Eyepiece Lockring 22 EP39 24664 Hinge Clamp 23 EP79 09808 Blue Indicator Pin 24 EP39 70209 Centre Spindle 25 EP39 70245 Hinge ...

Page 16: ... Cover Moulding Bulb 28 1202 P 5795 Illumination Optics Bulb 30 1012 P 5241 Vantage Plus Bulb 31 1202 P 6253 Dimmer PCB Assy Bulb The following parts are specific to the LED version Item Part No Description 9 1202 P 7272 Front Cover Moulding LED 28 1205 P 5006 Illumination Optics LED 30 EP39 70332 Bulb Aperture Plug LED 31 1205 P 5007 Dimmer PCB Assembly LED ...

Page 17: ...Vantage Service Manual 2415 P 7011 Page 15 Issue A 07 07 2008 ...

Page 18: ...Vantage Service Manual 2415 P 7011 Page 16 Issue A 07 07 2008 ...

Page 19: ...Vantage Service Manual 2415 P 7011 Page 17 Issue A 07 07 2008 ...

Page 20: ...Vantage Service Manual 2415 P 7011 Page 18 Issue A 07 07 2008 ...

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