TM 55-4920-384-13&P
100
50
GENERAL
HOUR
INSPECTION
HOUR
Tighten all mounting bolts and loose or
leaking connections. Replace a defective
drive coupling.
Hose Assemblies. Inspect the hydraulic
hose assemblies for loose connections. In-
spect the hose for cracks, breaks, and for
frayed or rotten fabric covering, pressure
Tighten hose connections andreplace any
defective hose assembly.
Tubing. Inspectall tubing for cracks,
breaks, distortion and leaks.
Tighten all tube connections. Replace any
damaged or defective tube or fitting.
High Pressure Filter Assembly. Inspect the
filter for dirty or clogged condition re-
sulting in excessive pressure drop.
Remove and replace the filter element.
Thermoswitch. Inspect the thermoswitch
for correct temperature response and for se-
cure installation. Replace a defective, in-
operative or damaged thermoswitch. Adjust
necessary.
Section II. TROUBLESHOOTING
This section provides information useful in diagnosis and correction, inspection, operation, or failure of the
hydraulic test stand, or any of its components. Each trouble symptom stated is followed by a list of probable
causes of the trouble. The possible remedy recommended is described opposite the probable cause.
Table 4-2. Troubleshooting
Engine hard to start or fails to start.
Possible Remedy
Probable Cause
Charge or replace defective battery.
Battery defective
Inspect the choke valve for full open or
Choking insufficient
closed position.
Tighten loose connections.
Battery cables loose on terminals.