ARMY TM 10-4610-309-14
MARINE CORPS TM 10802A-14/1
0042 00
TACTICAL WATER PURIFICATION SYSTEM (TWPS)
OPERATOR MAINTENANCE PROCEDURES
AIR SYSTEM
Bleed the Lubrication System (Vent the Oil Pump):
Equipment Condition:
TWPS in Standby Shutdown without Drain-Down
Bleed the air compressor lubrication system (vent the oil pump) as follows:
1. Make sure TWPS is in Standby Shutdown without Draining Down (WP 0017).
2. Bleed the air from the high pressure air system as follows:
a. Switch the Air Compressor control at the OCP to OFF.
b. Slowly open High Pressure Air Vent Valve V-904 to bleed the air from the high-pressure
system. Then close the valve (see Figure 7 for valve location).
AIR RECEIVER TANK
SHUT-OFF VALVE V-907
HIGH PRESSURE AIR
VENT VALVE V-904
Figure 7. Valve for Bleeding the High Pressure Air System.
WARNING
High pressure. The air system contains air pressure up to 1800 psig. The air
system must be bled prior to bleeding the air compressor lubrication system.
Failure to observe this warning can result in injury to personnel and damage to
equipment.
Moving parts. The compressor must not be allowed to operate during this
procedure. Make sure the Air Compressor control at the OCP is switched to OFF
before disconnecting tubing from the compressor oil pump and turning the
compressor flywheel. Failure to observe this warning may result in serious injury.
0042 00-9
