IPF
Page 15
10. Use swabs dipped in TCE to clean all surfaces.
11. Repeat cleaning/flushing procedure for orifices
and surfaces of section #3.
12. Remove integrated diaphragm/fitting from
section #4.
13. Clean orifices and surfaces on section as before.
SECTION #1
HOLE
ROLL IS UP
ROLL IS DOWN
HOLE
RESTRICTOR
HOLE
SUPPLY
SCREEN
PNEUMATIC
BLOCK
FLAPPER
NOZZLE
MECHANICAL
SUB-ASSEMBLY
Figure 7.
IPF Internal Assemblies
UPPER SPRING
(HEAVY GAUGE WIRE)
PLASTIC DISK
UPPER RUBBER
DIAPHRAGM
BRASS
FITTING
SECTION #2
MIDDLE RUBBER
DIAPHRAGM
HOLE
SECTION #3
LOWER RUBBER
DIAPHRAGM/DISK
SECTION #4
AIR PASSAGE
