Condux Hand Held Micro Fiber Optic Blower - Manual (Page 8)

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12. Prove conduit integrity.
a. Close Air Control Valve by turning it to the 3 o’clock position
(See Figure 11)
b. Conduit must not lose more than 20 psi (1.38 bar) over a 2-
minute period.
c. After 2 minutes, turn air compressor valve off leaving the
blower pressure valve on until the air pressure gauge reads zero.
d. If conduit fails to hold required pressure, check entire conduit
run for leaks and repair them.
e. Repeat the pressure test until all leaks are found and repaired.
!WARNING: Handheld Blower contains compressed air when
blower is operated. Opening the Blower while under pressure
may cause serious personnel injury. Ensure blower is
depressurized before opening the Handheld blower and
removing the conduit pulling eye.
13. Decompress the Handheld Blower by turning the air compressor air
valve off leaving the blower pressure valve on until the air pressure
gauge reads Zero. Disconnect air hose from handheld blower pressure
valve.
Figure 11 Close air control valve