TM 5-4310-393-14
a.
Inspection. Inspect the unit for damage. Report all discrepancies in accordance with DA PAM 738-750
b.
Preparation. Remove the tarpaulin or protective cover from the unit. Verify that the assembly clamping devices
are in place and in good condition. Insert the filter cartridge into the purification cylinder. (paragraph 3-16.2). Ensure that
pipes, hoses and connections are securely in place. Place the compressor and engine units in the proper position for
assembly by aligning the V-belt grooves in the engine and compressor pulleys. When the sections are aligned use the
draw latches to clamp the units together (Figure 1-1 and 1-2 ).
1.
Make sure all draw latches holding the two units together are securely in place in the fully locked-down
position. (Figure 1-1 and Figure 1-2).
2.
Remove the engine unit V-belt guard by unbolting seven bolts and lifting belt guard from frame.
3.
Set decompression lever to FREEWHEEL position. (Figure 4-3)
WARNING
TO AVOID PERSONAL INJURY, AVOID TRAPPING FINGERS BETWEEN V-BELT
AND PULLEY WHILE INSTALLING V-BELT.
4.
Ensure V-belt is in compressor pulley groove, then place V-belt in groove on top of engine pulley, and Insert
flat of screwdriver between belt and sheave at 2700 position. Keeping screwdriver perpendicular to sheave rotate left
(ccw) until belt seats in sheave groove.
5.
Reinstall the engine unit V- belt guard.
c.
Location The site location must be free of contaminated air. A sufficient supply of fresh air for properly cooling the
units must be available. The unit must be located at least 20 inches away from any wall and away from other machinery
for proper cooling The combined compressor unit should be placed on a firm, level surface. Under no circumstance
should the compressor be operated if tilted more than 15 degrees in any direction.
WARNING
TO ENSURE AS LITTLE AIR CONTAMINATION AS POSSIBLE, THE INTAKE HOSE
MUST BE FULLY EXTENDED AND ALWAYS BE LOCATED UPWIND OF THE
ENGINE EXHAUST. WHEN THE WIND CHANGES, THE COMPRESSOR AIR INTAKE
MUST BE RELOCATED. THIS ACTION IS IMPERATIVE TO ENSURE THAT AS
LITTLE CONTAMINATED AIR AS POSSIBLE ENTERS THE COMPRESSOR.
2-8. PRE-OPERATIONAL CHECKS.
a.
Ensure the compressor intake hose is fully extended and located upwind of the engine exhaust.
b.
Check oil level in compressor (paragraph 3-5.4).
2-8