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10.2. Maintenance Service Types and Intervals. 

 

10.2.1. While in use, the range finder is subject to the 

following types of maintenance services: 

- check inspection; 
- daily (routine) service; 
- in-service maintenance. 
10.2.2. The same servicing intervals are established for the 

component parts and the entire range finder. 

Check inspection is carried out before using the range 

finder. 

Daily servicing is performed after use. If the range finder 

is out of operation the servicing within daily scope may be 
abridged to biweekly visual inspection of the dehydrator condition 
and, if need be, replacement of the silica gel and charging of the 
rechargeable battery. 

In-service maintenance is performed every six months and 

before placing the range finder in short-term storage. 

10.3. Check Inspection. 
10.3.1. During the check inspection is ascertained the 

serviceable condition of the range finder as directed in Steps 1 
through 7 in Table 10.1. 

10.3.2. The check inspection scope is outlined in Table 

10.1. 

     
 
 

                                                                                             

         Table 10.1 

Operations Procedure 

as 

per 

Materials, tools and 

accessories 

1. Cleaning external 

optical surfaces 
(when so required) 

 
 
2.Charging of 

rechargeable 
battery (when so 
required) 

Para. 

11.6.2 

 
 
 

Section 16 

Lens Brush KXOOK No. 7 
(made from synthetic fibre) 
Absorbent optical cotton  
Alcohol 
Ether  

 

 

10.4. Daily Servicing. 

 

10.4.1. During the daily servicing, the range finder is 

checked for serviceable condition in accordance with Steps 1 
through 10 of Table 10.1. 
 

10.4.2. For the daily servicing scope, see Table 10.2. 

 
                                                                                                  
 
 
 
 
 
 
 
 
 

Summary of Contents for LRB 20

Page 1: ...d NEVER subject the unit to impact while operating or being transported NEVER aim the unit at the sun NEVER measure ranges to mirror reflecting surfaces NEVER touch optical surfaces with fingers NEVER...

Page 2: ...NGE FINDER BINOCULARS LRB 20 000 is an advanced Laser Range Finder system that provides instant distance measurements consistently and accurately The stereoscopic device provides convenient observatio...

Page 3: ...om temperature for at least two hours before unpacking and then mop up the condensed moisture while operating the range finder at temperatures above 35 C and exposing to direct sunrays attach cover AE...

Page 4: ...e between 40 and 50 C relative air humidity of up to 98 as taken at 35 C air pressure of 61 kPa 460 mm Hg minimum and in the sea mist conditions 2 5 Power to the range finder is supplied from recharge...

Page 5: ...Table 4 1 Description Designation Q ty Serial No Remarks 1 Range finder 2 Tripod optional 3 Angular Mount optional 4 Rechargeable battery 5 Fuse link VP1 1 1 0 A 250 V 6 Sealing ring 7 Framed lens 8...

Page 6: ...beam The range finder works on the principle of measuring the light pulse round trip time The measurement result is displayed in metres on digital range indicator and also stored in the computer in bi...

Page 7: ...ount Fig 4 is intended for mounting range finder on a tripod to lay the range finder on the target and to read the azimuth and elevation The Angular Mount AI is essentially body 15 which incloses the...

Page 8: ...tical components grinded and polished surfaces which are nearer to range finder than 1700 m direct radiation to diffuse reflecting surfaces walls curtains papers which are nearer to range finder than...

Page 9: ...isplayed in all the digit positions and the decimal point in the third position 7 4 To use AI and tripod for observation proceed as follows Arrange the tripod on selected site Extend the telescoping l...

Page 10: ...small size things flash light knife screwdriver etc are 20 cm away from the instrument 7 6 To check the range finder for proper operation when using the AI and the tripod check the AI zero elevation r...

Page 11: ...hen ranging fixed targets proceed as follows set the ON OFF selector switch to the ON position lay the range finder on the target so that the latter or its visible portion is observed in the central g...

Page 12: ...f the reticle is 0 05 mils large division value is 0 10 mils 8 6 To measure vertical and elevation angles proceed as follows align the horizontal mark of the range finder Binocular reticle with the up...

Page 13: ...drawn line Mark the obtained OP location point on the circular scale adjust the circular to read the directional angle as determined for the target from observation post pass a vertical line from bott...

Page 14: ...range finder Binocular reticle is illuminated Measurement results are within 5 m of predetermined range or on another ER O error determined for vertical angle scale is to be reckoned in while measurin...

Page 15: ...y In service maintenance is performed every six months and before placing the range finder in short term storage 10 3 Check Inspection 10 3 1 During the check inspection is ascertained the serviceable...

Page 16: ...dividual SPTA set 10 5 In service Maintenance 10 5 1 During in service maintenance the range finger is checked for serviceable condition in accordance with Steps 1 through 10 of Table 9 1 10 5 2 The u...

Page 17: ...in a closed room Under the field conditions replace the silica gel when the weather is dry and calm Never keep the case with fresh silica gel open for more than 1 or 2 minutes To change the silica gel...

Page 18: ...as directed under 12 3 2 11 3 To correct problems by using the individual SPTA set proceed as follows see Fig 6 11 3 1 To replace the fuse link 2 in the protection device unscrew the threaded cover f...

Page 19: ...1 3 5 The individual SPTA set is stowed in packing case 4 Fig 7 The spare Rechargeable battery pencil eraser cloth and coordinate converter are stowed in the case 12 LONG TERM STORAGE To preserve the...

Page 20: ...re so as to prevent impact 15 RECHARGEABLE BATTERY HANDLING 15 1 The rechargeable battery is supplied in discharged condition 15 2 While handling the battery be certain to avoid contact with any bare...

Page 21: ...r Cycle 2 as directed in 15 3 3 then charge it up to the operating voltage as directed in 15 3 1 With the discharging time under 3 5 hours the battery is not to be used 15 3 4 The battery that has not...

Page 22: ...brought to pin 8 of connector X2 in form of a positive pulse edge Table 16 1 Address Data X2 7 X2 6 X2 5 X2 1 X2 2 X2 3 X2 4 0 0 0 0 1 0 0 1 1 0 0 1 0 1 0 ones of meters 0000 or 0101 tens of meters f...

Page 23: ...______ Long Term Storage period _____________________ Preserved by ___________________________ Accepted after Stamp here Long Term Storage by ___________________________ 19 PACKING CERTIFICATE Binocul...

Page 24: ...ervice Postage insurance or shipping costs incurred in presenting your NEWCON product for warranty service are your responsibility Please include a check or money order made out to NEWCON OPTIK for th...

Page 25: ...3 tripod Fig 1 Range finder viewed on the side of eyepiece 1 housing 2 MEASURE 1 and MEASURE L buttons 3 belt 4 panel 5 ILLUMINATION toggle switch lever 6 Binocular eyepiece 7 screw 8 indicator eyepie...

Page 26: ...knob 2 lever 3 bracket 4 retainer 5 scale 6 framed lens 7 adjustment knob 8 compass 9 nut M8 10 framed lens 11 knob 12 support 13 level 10 14 azimuth circle 15 body Fig 4 Tripod mount 1 mounting head...

Page 27: ...12 protection device 13 indicating silica gel 14 through 18 cable 19 membrane 20 21 cover 22 diaphragm 23 brush No 7 made from synthetic fibre Fig 6 Binoculars range finder unit LRB 20 000 in packing...

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