Newcon Optik LRB 20 000 - Manual (Page 19)

- protection device 12, used to supply the range finder with
(27±2.7) V DC or 22-29 V from a vehicle electrical system, or with 22-29
V or 12-14.5 V from external batteries;
- cable 14, used to couple the protection device to the electrical
system of a track-laying vehicle;
- cable 15, used to connect the protection device to external
Rechargeable battery type 6CT70 (or analogous);
- cable 16, used to connect the protection device or charging
device to the electrical system of a wheeled truck;
- cable 17, used to couple the charging device to a mains of 220
V 50 Hz;
- cable 18, used to couple the protection device to external
battery type 21NКBN-3,5;
- pencil 3 and eraser 8, used while working with the map and
coordinate converter;
- coordinate converter 10, used for polar-to-rectangular
coordinate conversion, reference location of the observation post and
orientation of the range finder;
- sealing ring 4, used to seal battery section;
- eye shield 5, used to exclude incident light in the eyepiece;
- framed lens 6, used to contribute the angle reading convenience
and accuracy when operating the AI;
- membrane 19, used to seal the MEASURE button assembly;
- cover 20, used to protect the range finder against direct sun
rays;
- cover 21, used to protect the Rechargeable battery against
damages.
11.3.5. 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 range finder, proceed as follows:
- cap the range finder connectors by paper and tie a cord round;
- coat the range finder bright work with grease GОI-54P GOST
3276-89;
- pack up all range finder components in metallic package;
- secure all locks and hinges of package and with grease GОI-54P;
- pack up the tripod in recess on package cover and fasten by belt;
- insert range finder unit into polyethylene bag;
- insert the sack with silica gel into the bag and weld it.
13. STORAGE RULES
13.1. The range finder is stored in closed rooms specially
equipped to provide weather protection, i.e. , protection against
atmospheric precipitation , solar effects, dust, sand, wind, sharp
fluctuations of temperature and outside air humidity.
The storage room temperature is to be maintained between –
40 ˚ C and +50 ˚ C and relative humidity of up to 98% taken at 35 ˚ C
and below. Condensation of moisture is not to be tolerated.
13.2. Each range finder unit in wooden package is kept on a
wooden package is kept on a wooden rack or shelf with handle up.
NEVER store the range finder on the floor near heaters.
The range finders are arranged in the storage room so that
steel and iron objects are at least 2 m away.
To prevent demagnetizing of the needle, the latter should be
aligned with the magnetic meridian.