BETTCHER
Industries, Inc.
Maintenance
5-74
Maintenance
Whizard Quantum
®
Air Operating Instructions and Parts
List
Manual No. 102481
April 17, 2015
Fault Detection and Correction
(Continued)
PROBLEM PROBABLE
CAUSE REMEDY
Motor Does Not Run
Air supply hose leaks
Replace hose assembly
Air supply pressure is too low
Set air pressure to 90-100 psi
Retainer is cross threaded
Remove retainer and screw in
properly
Adapter plate is damaged
Replace adapter plate
Air motor bearings are seized
Replace air motor or bearing
Vanes are broken or worn
Replace
all 5
vanes
Gear head is seized
Replace gear head
Motor Runs but Blade Does
Not Turn
Teeth on pinion worn
Replace pinion
Teeth on blade worn
Replace blade
Drive adapter worn
Replace drive adapter
Drive adapter missing
Install drive adapter
Motor and gear head not
engaged
Properly engage air motor and
gear head
Teeth on rotor worn
Replace air motor or rotor
Gear head worn
Replace gear head
Head attachment screw loose
Tighten head attachment screw