|
| |
TM 5-2420-222-20-3
BACKHOE CONTROL VALVE - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
27.
Two union adapters
Two new packings
Place in position.
(1) and two union
(3) and two new
adapters (2)
packings (4)
28.
Valve assembly (5)
Two union adapters
Screw in and tighten to same relative
(1) and two union
positions noted during disassembly
adapters (2) with
using 1-inch open-end wrench.
assembled parts
29.
Two union adapters
Two nuts (6) and
Using two 1-inch open-end wrenches,
(1), two union
two nuts (7)
tighten until seated against valve
adapters (2), and
assembly (5).
valve assembly (5)
30.
Two union
Two new
Place in position.
adapters (8)
packings (9)
31.
Valve assembly (5)
Two union adapters
Screw in and tighten using 1 1/4-inch
(8) with assembled
open-end wrench.
packings (9)
32.
Six straight
Six new
Place in position.
adapters (10)
packings (11)
33.
Valve assembly (5)
Six straight
Screw in and tighten using 1-inch open-
adapters (1)
end wrench.
with assembled
packings (11)
INSTALLATION
34.
Valve box (12)
Valve assembly (5)
Have assistant place in position.
35.
Valve assembly (5)
Three screws (13)
a.
Have assistant support valve
and valve box (12)
and new lock-
assembly (5).
washers (14)
b.
Screw in and tighten using 3/4-inch,
1/2-inch drive socket, and ratchet
handle.
36.
Two union
Two hoses (15)
a.
Take off tags.
adapters (1)
b.
Uncap.
c.
Screw in and tighten using 11/16-inch
and 7/8-inch open-end wrenches.
2-1266
|
