Installation. - TM-3-1040-220-34-P0016

TM 3-1040-220-34&P

Legend for fig. 2-3:

23 Elbow

1 Dial indicating pressure gage

24 Pipe fitting seal with teflon insert)

2 Screw

25 Lever plug valve

3 Lock washer

26 Pipe fitting seal (with teflon insert)

4 Screw type safety head

27 Reducer

5 Rupture disk

28 Elbow

6 Safety head assembly

29 Pipefitting seal (with teflon insert)

7 Pipe fitting seal (with teflon insert)

30 Bushing

8 Plate spacer

31 Cross

9 Quick disconnect coupling half

32 Nipple

10 Ball valve

33 Pipe fitting seal (with teflon insert)

11 Preformed packing

34 Nonmetallic hose assembly

12 Nozzle

35 Elbow

13 Check valve

36 Preformed packing

14 45 elbow

37 Adapter

15 Quick disconnect coupling half

38 Pipe fitting seal (with teflon insert)

16 Quick disconnect coupling half

39 Pipe tee

17 Nonmetallic hose assembly

40 Safety relief valve

18 Pipe plug

41 Pipe fitting seal (with teflon insert)

19 Lock washer

42 Elbow

20 Bolt

43 Pipe fitting seal (with teflon insert)

21 Coupling

22 Reducer

being careful to position pressure regulator (23) properly

(i) Disconnect the nonmetallic hose assembly

for later installation in the support assembly.

(34, fig. 2-3) swivel connector from the elbow (35) using

(e) Coat threads of plumbing pipe tee (21) with

a wrench.

sealing compound (Table 1-1).

(j) Using a wrench, loosen the flare nut of the

(f) Screw pipe fitting seal (22, fig. 2-1) on pipe

metal tube assembly (31, fig. 2-1) at connector block

tee (21) loosely.

(35).

(g) Screw plumbing into pressure regulator (23)

(k) Swing the metal tube assembly (31) to the

inlet port until hand-tight, making certain to position

rear to allow clearance for removal of plumbing as a unit.

components properly for later installation in support

(1) Using a screwdriver, remove screw from the

assembly.

handle of the globe valve (18), and remove handle.

(h) Tighten connections using wrenches.

(m) Using a screwdriver, remove screw from

(i) Remove screw securing handle to globe valve

handle of the lever plug valve (25, fig. 2-3) and remove

(13).

handle.

(j) Remove handle from valve.

(n) Using a screwdriver, remove four screws (2)

(k) Install plate spacer (8, fig. 2-3) over valve

and lock washers (3) securing the lever plug valve to the

stem.

support assembly.

(l) Insert assembled plumbing into back of

(o) Remove plumbing from support assembly as

support assembly and properly position.

a unit.

(m) Install four screws (2) and lockwashers (3) to

(p) Loosen pipe fitting seal (22, fig. 2-1) on pipe

secure lever plug valve (25) and plumbing to support

tee (21) of plumbing with a wrench.

assembly. Make certain holes in plate spacer (8) are

(q) Using a wrench, unscrew plumbing from

properly alined.

pressure regulator (23).

(n) Install handle on lever plug valve (25) and

(r) With a wrench, unscrew and remove pressure

secure with screw.

regulator (23) from plumbing being careful not to

(o) Install handle on globe valve (18), fig. 21)

damage preformed packing (36, fig. 2-3) on adapter

and secure with screw.

(37).

(p) Coat threads of pipe tee (33) with sealing

(2) Installation.

compound (Table 1-1).

(a) Coat threads of adapter (37) on plumbing

(q) Remove metal tube assembly (31, fig. 21)

with sealing compound (Table 1-1).

from adapter (32) and coat threads with sealing

(b) Place preformed packing (36) over

compound (Table 1-1).

adapter (37).

(r) Screw metal tube assembly (31, fig. 2-1)

back on adapter (32) and position other end of tube for

outlet port onto plumbing until handtight.

later connection to pipe tee (33).

Tighten to

fingertightness.

(d) Using wrenches, tighten connection,

2-7