4-62. FLAME HEATER NOZZLE AND VALVE ASSEMBLY (UNCOVERED SYSTEM).
a. Cleaning and Inspection.
P l u g nozzle and valve assembly fuel inlet (1) and outlet (2) with pipe plugs.
Dry cleaning solvent is flammable. Do not use near an
o p e n flame. Keep a fire extinguisher nearby when sol-
v e n t i s u s e d . U s e only in well-ventilated places. Fail-
u r e to do this may result in injury to personnel and
d a m a g e to equipment.
C l e a n nozzle and valve assembly (3) with dry cleaning solvent. Take off heavy
c a r b o n deposits with a stiff brush.
C h e c k that fuel inlet (1) and fuel outlet (2) threads are not crossthreaded.
C h e c k that nozzle and valve assembly (3) is not cracked or damaged. Get a
new nozzle and valve assembly if it is cracked or damaged.
END OF TASK