Quantcast Replace Vessel Subassembly (First Stage)

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TM 55-1905-223-24-18-2
3-24. Replace Vessel Subassembly (First Stage). (Figure 3-20)
This task covers:
a. Removal,
b. Replacement.
INITIAL SETUP :
Tools
Equipment Condition
Tool kit, general mechanic's,
Close suction OWS-5 and discharge
OWS-6 valves.
Motor control box assembly removed,
Materials/Parts
refer to para. 2-26 .
Gauge panel assembly removed, refer to
Vessel P/N 1279-4
para. 2-27 .
REMOVAL
a. Open ball valve (vent).
b. Open ball valve (drain) and drain liquid from vessel (first stage).
NOTE
Disconnect piping system from vessel. Plug/cap all pipe fittings and openings.
c. Ensure that vessel is firmly secured for removal.
d. Remove four hex plain nuts (3), lockwashers (2) and machine bolts (1) securing vessel to mounting
skid.
e. Remove vessel.
REPLACEMENT
a. Carefully position vessel (first stage) on mounting skid with bolt holes aligned.
b. Install four machine bolts (1), lockwashers (2), and hex plain nuts (3) and secure vessel to mounting
skid.
NOTE
Unplug/cap all pipe fittings and openings. Connect piping system to, vessel.
d. Gauge panel assembly replaced as specified in paragraph 2-27 .
3-100


 


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