TM 10-5410-221-24
Section IV. TROUBLESHOOTING
2-10 No Hot or Cold Water Inside Shelter
This section provides information useful in diagnosing
Probable cause
Possible remedy
and correcting unsatisfactory operation or failure of the
External water source
Check connections to
expandable shelter and its components. Each trouble
not connected
water service inlet
sympton stated is followed by a list of probable cause.
The possible remedy recommended is described
Dual water hose heater
Reset circuit breaker
opposite the probable cause. Any trouble beyond the
receptacle, or water
scope of organizational maintenance shall be reported
tunnel heater circuit
to direct support maintenance.
breakers tripped or
dual water hose heater
2-7. Water Leakage into Shelter.
defective (shelters
used in areas having am-
bient temperatures be-
Probable cause
Possible remedy
low 38F only).
Weather seal assemblies
Replace damaged seal
damaged, loose or im-
assemblies. Position
2-11.
Waste Water Will not Drain or Drains Slowly
properly positioned
seal assemblies to
cover joints in
Probable cause
Possible remedy
shelter and secure
Drain hose or lines
Clean drain hose and
10-14).
clogged.
Filter screen in sump
Remove and clean
dirty.
2-8. Circuit Breaker Tripped
Sump pump circuit breaker
Reset circuit breaker
tripped.
Probable cause
Possible remedy
Check valve defective
Replace valve (para
Electrical overload in
Check circuit for circuit.
2-50).
overload and shorts
Sump pump defective
Replace pump (para
shorts, remove
2-49).
overload condition
Water tunnel heater or
Reset circuit breaker
and reset circuit
drain hose heater recep-
tacle circuit breakers
Circuit breaker malfunc-
Report condition to
tripped (shelters used
tioning.
Direct support main-
in areas having ambient
tenance for removal
temperatures below
and replacement
38F only).
Drain hose heater defec-
Replace drain hose
tive
2-9. No Electrical Power Inside Shelter
No Vacuum Inside Shelter
Probable cause
Possible remedy
Circuit breakers tripped
Probable cause
Possible remedy
External power source
Check connections to
External vacuum source
Check connection to
not connected.
external power source
not connected.
vacuum inlet.
Section V. RADIO INTERFERENCE SUPPRESSION
interference reduction requirements of MIL-E55301 for
General
tactical support classification, conducted and radiated
The fluorescent lighting fixtures are the only components
audible noise of an objectionable level.
The
interconnecting wiring for the lights are contained in