TM 5-3740-218-13&P
SYMPTOM INDEX
Symptom
Page
9. ULT.RA-LOW VOLUME BOOM SYSTEM DOES NOT SPRAY ...............................................
10. SD SYSTEM SLINGER DOES NOT SPIN ...............................................................................
11. SD SYSTEM CHUTES DO NOT OPEN ...................................................................................
Table 3-1. Operator Troubleshooting
Malfunction
Test or Inspection
Corrective Action
ENGINE AND PUMP ASSEMBLY
1.
ENGINE FAILS TO START/IS HARD TO START.
Step 1.
Check for insufficient fuel supply.
Add clean fuel (item 19, Appendix E).
Step 2.
Check for water in fuel.
Drain fuel and replace with clean fuel (item 19, Appendix E).
Step 3.
Check oil level.
Add engine oil (item 37, Appendix E) to full level.
Step 4.
Check battery .erm-inals for corrosion or loose or defective cables.
Refer to unit maintenance.
Step 5.
Check for defective -.and control unit.
Check to see if power indicator is on. If light is not on, check for blown fuse in key switchbox.
If fuse is defective, refer to unit rnaintenance.
2.
ENGINE STARTS, BUT FAILS TO KEEP RUNNING.
Step 1.
Check for dirty fuel..
Drain fuel and replace with clean fuel (item 19, Appendix E).
Step 2.
Check. -for water in fuel.
Drain fuel and replace with clean fuel (item 19, Appendix E).
Step 3.
Check for insufficient fuel supply.
Adjust throttle out slightly to increase gas flow.
