TM 5-3825-230-14&P
Section IV. TROUBLESHOOTING
4-8. TROUBLESHOOTING INTRODUCTION.
This section contains step by step procedures for identifying, locating and isolating equipment malfunctions at the unit
maintenance level.
4-9. TROUBLESHOOTING INSTRUCTIONS.
Refer to table 4-2 for a list of common malfunctions. The troubleshooting procedures are in table 4-3 and contain tests,
inspections and corrective actions. Before troubleshooting, be sure all preventive maintenance checks and services
(PMCS) have been performed. Perform tests, inspections and corrective actions in the order listed. Try to return the
sweeper or component to operation after each test, inspection and corrective action has been performed.
Table 4-2. System Symptom Index
Troubleshooting
Procedure
Page
ENGINE
1.
Engine fails to crank.........................................................................................................................
4-10
2.
Engine fails to develop full power/does not run smoothly.................................................. ..........4-10
3.
Engine overheats........................................................................................................................4-11
4.
High oil consumption........................................................................................................................4-11
FUEL SYSTEM
1.
Engine will not start, or stalls.................................................. ....................................................4-12
2.
Fuel level gage does not register, or registers inaccurately............................. ............................4-12
ELECTRICAL SYSTEM
1.
Battery weak or fails to maintain charge........................................ .............................................4-13
2.
One or more lights not working.............................................. .....................................................4-13
SPRINKLER SYSTEM
1.
Failure of spray pump to prime............................................. ......................................................4-14
2.
Spray pump motor fails to turn on...............................................................................................4-14
3.
Low sprinkler flow and pressure............................................. .....................................................4-14
HYDRAULIC SYSTEM
1.
Broom or lift does not operate......................................................................................................
4-15
2.
Broom motor works but lift does not, or lift works but broom motor does not.............. .................4-15
4-9
