CHAPTER 3
OPERATOR'S MAINTENANCE INSTRUCTIONS
Section I. BASIC ISSUE ITEMS
3-1.
General
3-2.
Repair Parts and Special Tools List
a. Tools, equipment, and repair parts issued
Refer to the Repair Parts and Special Tools List Manual,
with or authorized for the aircraft-mounted insecticide
TM 5-3740-211-24P for a complete list-ing and
sprayer are listed in the basic issue items list, appendix
illustrations of repair parts and special tools used with the
aircraft-mounted insecticide sprayer.
b. Refer to chapter 11 for Operator's
maintenance instructions for the liquid loading system.
Section II. LUBRICATION INSTRUCTIONS
c. Insecticide Sprayer. Most components of
3-3.
Detailed Lubrication Information
the insecticide sprayer are adequately lubricated at
a. General. Keep all lubricants in closed
assembly for the life of the system. Therefore, no
containers and store in a clean, dry place away from
scheduled lubrication periods have been established.
external heat. Allow no dust, dirt, or other foreign
d. Windmill Pump and Brake Assembly.
material to mix with the lubricants. Keep all lubrication
Lubrication of the windmill driven pump is accomplished
equipment clean and ready to use.
by the fluid being pumped.
b. Cleaning.
Keep all external parts not
CAUTION
requiring lubrication clean of lubricants.
Before
lubricating the equipment, wipe all lubrication points free
Never allow the pump to operate dry. If
of dirt and grease. Clean all lubrication points after
fluid is not being pumped, apply pump
lubricating to prevent accumulation of foreign matter.
brake.
Section III. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
operation of the unit for correction to be made as soon as
3-4.
General
operation has ceased. Stop operation at once if a defect
Insure that the aircraft mounted insecticide sprayer
is noted during operation which would damage the
system is ready for use at all times. Inspect the
equipment if operation is continued.
equipment following a regular plan so that defects may
3-5.
Operator's Preventive Maintenance Checks
be found and corrected before they result in serious
and Services
damage or failure. Perform the needed preventive
maintenance checks and services listed in paragraph 35.
Item numbers indicate the sequence of minimum
checks and services and functions.
inspection requirements. Record any defects found
during
Section IV. TROUBLESHOOTING
serves only as a guide and does not preclude the
possibility of other troubles existing.
3-6.
Troubleshooting Chart
for
the
insecticide
sprayer.
The
chart
Section V. MAINTENANCE OF AIRCRAFT MOUNTED INSECTICIDE SPRAYER
a. Servicing. Service liquid loading system
3-7. General
pump engine by cleaning air filter, intake strainer, and
Maintenance duties of the operator/crew of the
exterior, and by filling the fuel tank with the proper fuel/oil
insecticide sprayer consist primarily of inspecting the
mixture.
equipment to determine its serviceability and keeping the
b. Cleaning.
Cleaning the equipment is
equipment clean. Discrepancies are logged for service
accomplishing by draining, flushing, and decontaminating
by higher level maintenance activities. Exceptions to this
the sprayer system, aircraft, and liquid load-ing system
procedure are as follows:
components promptly upon completion of spraying
operations.
3-1
