ARO 7235-C Panduan Operator - Halaman 10
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Halaman CetakTROUBLE SHOOTING
LISTED BELOW ARE SOME OF THE MOST COMMON
CAUSES
FOR THE GRINDER TO MALFUNCTION.
MALFUNCTIONS
BEYOND THE SCOPE OF THIS MANUAL
SHOULD BE BROUGHT
TO THE ATTENTlON
OF YOUR ARO REPRESENTATIVE
OR RETURN THE TOOL TO THE FACTORY
FOR REPAIR.
CONDITION
LOW SPEED AND
POWER OR GRIND-
ER WILL NOT RUN.
THROTTLE
VALVE
1.
DAMAGED
VALVE PIN OR COM-
HARD TO OPERATE.
PONENTS.
TOOL WILL NOT
SHUT OFF.
1.
DAMAGED
VALVE COMPONENTS.
POSSIBLE
CAUSE
1.
INADEQUATE
AIR SUPPLY.
2.
AIR REGULATOR
(30603) IMPROPER-
LY ADJUSTED.
3.
AIR INLET OR EXHAUST
SCREEN
PLUGGED.
4.
OBSTRUCTION
IN THROTTLE
VALVE
OR VALVE NOT OPENING.
5.
MOTOR NOT BEING PROPERLY
LU-
BRICATED.
6.
ROTOR BLADE IS MISSING, INCOR-
RECTLY INSTALLED,
BADLY WORN
OR BEARING
FAILURE.
CORRECTIVE
ACTION
1.
CHECK AIR SUPPLY FOR CORRECT
REGULATOR
ADJUST-
MENT (90 P.S.I.G. MAX. WHEN TOOL IS OPERATING).
2.
CHECK REGULATOR
ADJUSTMENT
TO BE SURE OF MAXIMUM
AIR FLOW.
3.
INSPECT, WASH CLEAN.
4.
DISASSEMBLE
THROTTLE,
CLEAN, INSPECT FOR OBSTRUC-
TIONS OR DAMAGED
PARTS.
5.
APPLY 2 OR 4 DROPS OF SPINDLE OIL IN AIR INLET. RUN TOOL
TO ALLOW OIL TO ENTER MOTOR - BE CERTAIN OILER IS
FULL OF OIL.
6.
DISASSEMBLE
MOTOR, CLEAN AND INSPECT FOR PROPER
INSTALLATION,
REPLACE
BLADES
AND/OR BEARINGS
IF NEC-
ESSARY.
1.
DISASSEMBLE
VALVE COMPONENTS,
INSPECT, REPLACE
IF
NECESSARY.
1.
DISASSEMBLE
VALVE COMPONENTS,
INSPECT, REPLACE
PARTS IF NECESSARY.
DIMENSIONAL
DATA
(49mm)
2-9/32
(APPROX.)
(56mm)
10