Section IV. TROUBLESHOOTING
3-10. Power Unit Troubleshooting. There are no troubleshooting procedures authorized at operator level
for the power unit end item. Troubleshooting procedures for the generator set and trailer are contained in their
respective technical manuals referenced below.
a. Generator Set Troubleshootinq Refer to TM 5-6115-545-12 for troubleshooting procedures applicable to
the generator set.
b. Trailer Troubleshooting. Refer to TM 9-2330-205-14&P for troubleshooting procedures applicable to the
Section V. OPERATOR/CREW MAINTENANCE
3-11. Fire Extinguisher Maintenance. The PU-707A/M Power Unit is equipped with a 5 lb CO2 fire
extinguisher. Maintenance is limited to weighing the fire extinguisher monthly to insure that it is sufficiently
charged. Fully charged, the fire extinguisher weighs 13 lb. Send the unit to specialized activity for recharging if it
weighs 12.5 lb or less.
Do not attempt to verify readiness of a fire extinguisher by partially discharging unit. Any
discharge of contents will require refilling.