If tube assemblies (1 and 2) have not been
assemblies (1 and 2).
Unscrew and remove elbows (3).
Unscrew and remove cylinder cap and
upper head subassembly (8 though 18)
from cylinder (23) and cartridge (19).
Remove screws (8), gaskets (9) and dust
cover (7) from cap (11).
Remove retaining ring (10) and separate
upper head (13) from cap (11) Remove O-
ring (12) from cap (11).
While holding the upper head (13) and
head spring (18), remove retaining screw
(14) and disassemble upper perforator (15),
lower head (16), head spring (18) and
remove O-ring (J 7).
Perform step (5) below only when
perforator (21), and spacer (22) from
Cleaning Refer to paragraph 6-3 a for general
Flush the cylinder clean with P-D-680, Type
II, or equivalent.
Clean the upper head with the flushing
Allow the cylinder, head and parts to air dry
until odor of the flushing agent disappears.
Inspection. Inspect each part as per paragraph
Perforator blades (15 and 21) for any
bending or dullness.
Spring (18) for breaks or set.
Repair or Replacement Repair or replacement
as per paragraph 6-3.c.
Replace a damaged cap or cylinder.
Damaged threads may cause leakage.
Defective perforators will not puncture
Replace a defective spring.
Replace all parts that are worn or damaged
to an extent that will impair their normal
Assembly. To assemble the air purification
cylinder group, proceed as follows:
Assemble spacer (22) and lower perforator
(21) in bottom of cylinder (23) with screw
(20) tightened securely.
To assemble upper head assembly place
O-ring (17) in position on lower head (16)
Place O-ring (12) in position on upper head
(13) Assemble spring (18) and lower head
(16) on upper head (13), position upper
perforator (15) and secure with screw (12)
Install this assembled group of parts in
cylinder cap (11) and install retaining ring
(10) Attach cover (7) to cap (11) with screw
gaskets (9) and screws (8)
Do not install cartridge (19) into cylinder
until ready for use Contamination of the
cartridge could result from premature
Install cartridge (19) in cylinder (23) and
screw the upper head assembly securely
onto cylinder (23) hand tight
The upper and lower mounting brackets (6
and 5) are supplied with a dehydrator
assembly. Attach the brackets (6 and 5) to
cylinder (23) until ready for next higher
CONTROL PANEL ASSEMBLY, TYPE II (AIR/
OXYGEN) (See Figure 7-5) The following paragraphs
contain disassembly, cleaning, inspection, repair or
replacement and assembly instructions for the Type II
control panel assembly.
Type 11 - Air section of the Type II Control