Drain Pumps

TM 746-10

4-4. Drain Pumps

b. Coat unpainted exterior surfaces with P-14.

Coat interior surfaces of the casing and all parts within

the casing by spraying or fogging with P-9. Continue

c. Coat stovepipe with P-10. Nest the preserved

spraying or fogging long enough to ensure complete

stovepipe one within the other, wrap with greaseproof

coverage. Coat drain plug with the same preservative

barrier material, and secure by taping or tying. Place

oil and replace the plug.

pipe on combustion chamber and secure to the flue with

tape or by tying.

Wrap complete heater with

CAUTION

greaseproof barrier material and secure in place with

tape.

When it is known that the pump will be used

for pumping POTABLE WATER, P-14 (MIL-C-

d. Unit pack heater in a fiberboard box.

10382), corrosion-preventive compound for

4-8. Heater, Space, Coal-fired

food handling machinery and equipment, will

be used in lieu of P-9.

a. Coat unpainted metal surfaces of components

with P-1.

4-5. Generator Sets

b. Remove, cushion, and unit pack the thermostat

a. Engine. Preserve engine per paragraph 3-3.

submethod IC-1.

Handcrank engines without automatic starting facilities

to accomplish engine rotation during processing of

c. Preserve the stovepipe, as specified in

combustion chambers.

paragraph 4-7. Secure grates and ash pan against

movement and block and brace the refractory linings to

b. Generator. Seal all openings into the windings

provide protection against loosening. Place all loose

with tape. Attach a warning tag containing the following

component parts of the heater such as thermostat,

information: "REMOVE PACKAGING TAPE PRIOR TO

stovepipe, and shaker inside the heater and cushion

OPERATING THE GENERATOR SET." Tape openings

with cellulosic cushioning to prevent movement.

through which cooling air flows over or through the

frame structure, but do not tape the electric windings

d. Pack each complete heater in a wood box.

within the machine.

Shroud the heater with polyethylene film prior to closure

of the box.

4-6. Heaters, Duct Type, Portable

4-9. Heaters, Portable, Electric, Multifuel, and Van

a. Preserve engine or electric motor per paragraph

Type

3-3.

a. Completely drain fuel system of multifuel

b. Coat all exposed, ferrous metal surfaces of the

heaters. Shroud heaters with polyethylene film and

unit with P-10. Cover or wrap the preserved surfaces

secure with tape.

that contact other surfaces with greaseproof barrier

material and secure in place with tape.

b. Pack individual heater units in fiberboard boxes.

Use cellulosic cushioning material to prevent movement

c. Seal all openings into the unit, duct storage

and seal with tape.

tubes, and control boxes with tape or a combination of

tape and greaseproof barrier material.

4-10. Heater, Hot Oil, Trailer-mounted

d. Unit pack ducts and duct adapters method II

a. Process the heater, component items, and

using fiberboard boxes.

trailer chassis per applicable paragraphs of this chapter.

e. Attach a warning tag containing the following

b. Package the flame safeguard relay as follows:

information in a conspicuous location: "REMOVE ALL

remove the program controller from the control box and

TAPE AND PRESERVATIVE OIL FROM COATED

package in a watervaporproof bag; provide adequate

SURFACES PRIOR TO STARTING AND OPERATING

cellulosic cushioning within the bag to prevent puncture

HEATER."

of the barrier material; heat seal the bag and secure it in

the control box; and attach a warning tag containing the

4-7. Heaters, Immersion Type

following information: "FLAME SAFEGUARD RELAY

DISCONNECTED

AND

SECURED

a. Drain fuel from heater body and fuel tank. Fog

WITHINCONNECT RELAY BEFORE OPERATING

interior surfaces of heater body and fuel tank with P-10

HEATER."

and drain excess.

4-2