SAND SLINGER, SHAKE OUTS, CONVEYORS, ELEVATORS, MULLERS, DUST COLLECTORS

TM 38-260

the lines and components by drying, in accordance with procedure D-l from paragraph 2-3, by subjecting the item to a

blast of prepared dry, clean, compressed air. Wherever possible, refractors should be left intact.

j. Charge grease fitting with preservative grease conforming to MIL-G-23827, P- 11. Coat unpainted bright metal

surfaces, conveyor chains, and sprockets with preservative P-2, grade 2, of table 2- 1. Compound wall surfaces, both

internal and external, that are not covered with insulation or refractory, shall be painted.

k. Furnaces remaining in their operating position should have their doors blocked in an open position.

4-30. SAND SLINGER, SHAKE OUTS, CONVEYORS, ELEVATORS, MULLERS, DUST

COLLECTORS

a. Cleaning. Remove sand, dust, and other foreign materials from jig arms, chambers, cooling ducts, conveyor

buckets, hoppers, conveyor frames and chains, dust collector tubes, and tube compartments. Painted surfaces shall be

cleaned with cleaning solvent conforming to P-D- 680, type II. The inside of wet-type dust collectors shall be hosed down

with water. Water may be used on any type of equipment where danger of contaminating electrical equipment and

precision parts does not exist. Rusted surfaces of metal conveyors (except bearings), hopper walls, elevator buckets,

and dust collectors shall be cleaned as follows.

(1) Remove heavy scale by cleaning process C-l.

(2) After removal of heavy scale, clean contaminated surfaces by using cleaning process C- I in paragraph 2-2

of this TM.

(3) Drain water. Drain and blow out water lines, core oil piping systems, and other areas where water may be

trapped.

b. Preservation. Paint all surfaces of the equipment where the paint would not be detrimental to the normal

functions of the equipment when it is in use. Preserve all other unpainted ferrous metal surfaces with preservative

compound P-2, P- 19, or P-21, of table 2-1.

Section VIII. SAMPLE SCOPE OF WORK FOR PROCESSING INDUSTRIAL PLANT

EQUIPMENT FROM USE TO STAND-BY-IN-PLACE (NO CYCLING)

4-31. PRODUCTION PHASE DOWN

a. As production is phasing down, the using facility Contractor-owned, contractor-operated (COCO); Government-

owned, contractor-operated (GOCO); Government-owned, Government- operated (GOGO) shall evaluate the production

capabilities of each line item of Government owned IPE used in the manufacturing process.

4-30