MIL-H-80045B
3.2.2 Lubrication. All moving parts requiring lubricants shall be
provided with means for applying adequate lubrication. All lubrication
points shall be accessible.
3.2.3 Interchangeability. All parts shall remanufactured to such
standards as will permit replacement or adjustment without modification
of parts or the heater.
3.2.4 Material. All material used in the manufacture of the induction
heaters shall be of the quality necessary to produce a heater to meet the
requirements described herein.
3.3 Construction. The heaters shall be constructed so that when in-
stalled and connected to the specified power and coolant source, they can
be used for any purpose for which they were designed. The heaters shall
be constructed of parts that are new and sound in structure, Repaired
parts shall not be used.
3.3.1 Welding, brazing, or soldering. Welding, brazing or soldering
shall be employed only where those operations are required in the original
design. These operations shall not be employed as repair measures for
defective parts.
3.3.2 Fastening devices. All screws, pins, bolts, and similar parts
shall be Installed with means for preventing loss of tightness. Such parts
subject to removal or adjustment shall not be swaged, peened, staked, or
otherwise permanently deformed.
3.3.3 Surfaces. All surfaces of castings, forgings, molded parts,
stampings, and welded parts shall be cleaned and free from sand, dirt,
fins, sprues, scale, flux, and other harmful or extraneous materials.
External surfaces shall be smooth and all edges shall be either rounded
or beveled unless sharpness is required to perform a necessary function.
3.3.4 Painting. Unless otherwise specified (see 6.2.1), the heater
shall be painted and finished in accordance with the manufacturer's stan-
dard commercial practice.
3.3.5 Threads. Unless otherwise specified (see 6.2.1), all threaded
parts sahll conform to Handbook H28.
3.4 Performance. The high frequency induction heaters covered by this
specification shall be capable of heating ferrous and non-ferrous metals to
any desired temperature within the limits of the frequency and power out-
put specified. The power factor shall be not less than 86 percent under
full load conditions. The heaters shall be capable of performing all types
of high frequency induction heating such as annealing, `stress relieving,
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