TM 5-3740-214-14
Table 5-3. Direct and General Support Maintenance Troubleshooting (Continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOZZLE PRESSURE BELOW 90 PSI (Continued)
Hose between the compressor and the formulation tank.
The 1/8 inch (3.18 mm) black nylon hose between the formulation tank and the cab control panel pressure
gage.
a.
If the hoses are frayed, cracked or cut, replace them and go to Step 2e.
b.
If the fittings leak, tighten them and check the pressure gage again.
(1)
If the pressure is 90-100 psi, the problem is solved.
(2)
If the pressure is less than 90 psi, go to Step 2c.
c.
If the fittings are dented or bent, replace the hose and fitting and go to Step 2e.
d.
If the 1/8 inch (3.18 mm) hose is crimped or bent at a sharp angle, replace it and go to Step 2e.
e.
After replacing any of the parts listed above, start the engine and check the pressure again.
(1)
If the pressure is 90-100 psi, the problem is solved.
(2)
If the pressure is less than 90 psi, go to Step 3.
Step 3.
Check the air compressor filters.
Figure 5-192. Compressor Air Filter
5-173
