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OPERATING
BETTCHER
AIRSHIRZ
®
INSTRUCTIONS
INDUSTRIES, INC. Rev. September 24, 2016
Page 35
9.1.2.1
Exhaust Leak
While operating the AirShirz
®
with one hand, place the other hand about 1 inch (2.5 cm) over the
exhaust outlet. Stop the cutting action in three places : 1) Blades fully open; 2) Blades half
closed; and 3) Blades fully closed. You should not be able to feel a stream of air at this outlet
whenever the blades are
Not Moving
. A stream of air indicates a worn or defective control valve,
or a leaking piston O-ring in the power cylinder.
FIGURE #23
9.1.2.2
General Leak
Disconnect the air supply and remove the blade set.
Reconnect the air supply and operate the AirShirz
®
while it is submerged in a pan of water.
Observe around all the fitting connections, at the power cylinder rod and at the control valve rod.
Any more than a few bubbles at these points require attention. Check for loose fittings.
Exhaust Outlet