Preoperational Check - TM-55-1730-226-130020

TM 55-1730-226-13

injure personnel or damage equipment.

I n addition, pressurized oxygen ema-

n a t i n g from the open end could injure

personnel if so directed.

M o i s t u r e , dust or other contaminants

m u s t be kept from input and output con-

nections. These contaminants could

cause rust, clogging, or other damage

t o components of either the Oxygen Ser-

v i c i n g Unit or the unit being serviced.

L i f t lower edge of stowage cover (1) outward

a n d upward to obtain access to inside of unit.

L i f t oxygen bottle to horizontal position and,

f r o m rear of unit, slide it top first into cyl-

i n d r i c a l tube until it contacts the cap nut (22)

o n the forward plate.

E n g a g e the cap nut onto the cap threads of

t h e oxygen bottle until the bottle is snug in

place.

Connect appropriate oxygen pigtail to oxygen

bottle.

3 and 4 for other seven bottles.

R e p e a t Steps 2,

P e r f o r m a leak check per Paragraph 4.11.

P r e o p e r a t i o n a l C h e c k . P r i o r to connecting the Oxy-

g e n Servicing Unit to any receiving equipment, per-

form a preoperational check as follows:

Refer to WARNINGS specified in

R e f e r t o C A U T I O N s p e c fied in