Vedeneyev M-14P, Maintenance Manual

Page: 151 / 381

164
5. LOADING OF DEHYDRATOR CARTRIDGE WITH SILICA-GEL INDICATOR
(1) To load the dehydrator cartridge with silica-gel indicator, use the following procedure:
(a) Insert a disk of filtering paper inside the dehydrator cartridge onto its perforated bottom.
(b) Wrap the perforated 'bottom of the dehydrator cartridge in polyethylene film and secure with a rubber
ring.
(c) Fill the cartridge with silica-gel indicator.
(d) Glue the cartridge cover to its body by 2 to 3 % solution of polystyrene in dichloroethane.
(2) Prepare the adhesive by dissolving crushed polystyrene in organic solvent dichloroethane (2 to 3 %
polystyrene, 97 to 98 % dichloroethane).
Keep ready adhesive in a glass ware with ground plug. The adhesive shelf life is one month.
(4) Keep the loaded cartridge in the cartridge loading room for 10 to 15 min, place in sets in
polyethylene film bags and fuse the latter. The storage term is up to 3 days.
6. REQUIREMENTS FOR PRESERVATION/DEPRESERVATION ROOM
The room temperature should be from 10 to 30 °C.
The room should be dried, heated and well ventilated. Room air relative humidity should
be from 45 to 70 %.
Avoid sharp fluctuations of temperature and humidity. Temperature fluctuations should not exceed 6 °C.
The room floor should be of painted timber, tiles or xylolite.
Earthen and cement floors are not allowed.
It is strictly prohibited to store corrosive materials in the room: acids, alkalis, salts and other chemicals,
storage batteries and rubber items.
Keep the room clean. Sweep the floors using wet sawdust or a vacuum cleaner.
When preserving and packaging the engine, the personnel should wear clean overcoats, knitted or
cotton gloves and use cloths.
7.REQUIREMENTS FOR STOREROOMS
Storeroom for the engine, accessories and spares should be dry, ventilated and heated.
The room air temperature should be from 10 to 30 °C, relative humidity from 45 to 70 %• Sharp
fluctuations of temperature and humidity are not allowed.
Temperature fluctuations during 24 h should not exceed 6 °C.
Determine temperature and relative humidity each morning and evening. Enter the data into a Register.
The storeroom floors should be of painted timber, xylolite, tiles or asphalt. Cement and earthen floors
are not allowed.
The racks for spare parts should be made of timer with a moisture content of up to 18 %. The shelves of
timber and metal racks should be painted with oil paint and kept clean.
The racks should be so arranged that the distance from the rack lower shelf to the floor and wall is at
least 400 mm.
The racks should be closed with light fabric curtains to protect the spares against dust and sun rays.
Room cleaning should preclude dusting, the shelves should be wiped with slightly oiled cloth, the floor
should be swept with wet sawdust or be cleaned with a vacuum cleaner.
NEVER sweep the dry floor or pour or sprinkle it with water. The storeroom should be separated from
the external yard with a tambour.
The items to be stored should be unloaded and loaded in the tambour or at sheltered grounds.
Unloading at open grounds is strictly prohibited. Storage of engines and spares in the tambour is strictly
prohibited.
A special room separated from the other storage area with a solid partition should be provided behind
the tambour in the storage area.
The incoming engines, accessories and spares should be kept to gain the room temperature. Engines,
accessories and spares should be unpackaged, packaged and treated in this room.
As regards humidity, temperature and equipment, this room should meet the requirements of
storerooms.