ARO 7149-C Operator'S Manual Download Page 1 | Manualshive

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Summary of Contents for 7149-C

Page 1: ...or which it was intended l Do not use excessive work pressure l Do not remove any labels Replace any damaged label l Use only accessories recommended by ARO Repeated prolonged operator exposure to vibrations which may be generated in the use of certain hand held tools may produce Raynaud s phenomenon commonly referred to as Whitefinger disease The phenomenon produces numbness and burning sensation...

Page 2: ...ore resuming use Do not carry the tool by the hose Do not use damaged frayed or deteriorated air hoses and fittings Do not overreach when operating this tool Keep body stance balanced and firm Operate at 90 p s i g 6 2 bar 620 kPa maximum air pressure This label must appear on PN 48176 1 LABEL no cost I I Wear hearing protection when operating this tool WARNING Hazards or unsafe practices which co...

Page 3: ...blown dry with air and inspected for wear levels abuse and contamination Double sealed or shielded bearings should never be placed in solvent unless a good method of m lubricating the bearing is available Open bearings may be washed but should not be allowed to spin while being blown dry Upon reassembling lubricate parts where required Use 33153 grease or equivalent in bearings Use 36460 lubricant...

Page 4: ...nguardedplaneofwheelrotation Uponmountinganewwheel used A speed check shall never be made with grinding wheel on the grinder grindershallbe runatoperatingspeedwiththe safetyguard inplaceorinapro tectedenclosureforat least one minute beforeapplying the wheelto the work Grindersshall not be operated at a speed exceeding its rated speed Checkspeed and balance of wheel Ifa wire brushshouldever be used...

Page 5: ...Wheels oftheAmericanNationalStandardpublication 87 1 1979previouslymentionedor otherreliablesource beconsultedto determinethe safeoperatingspeedof a particularsizeandshapeof wheelcombinedwith the sizeandoverhangof mandrel MOUNTING INSTRUCTIONS FOR TYPE 1 GRINDING WHEELS Thedrivingflange shall be inspectedto seethat it isofthe relievedtype that its diameterisatleast 1 3thediameterofthewheelandthat ...

Page 6: ...m from the tool are as follows MOTOR SECTION Remove collet nut 41751 and collet insert 41750 Using a 5 32 hex type wrench insert hex wrench thru collet body and into hex end of rotor to hold rotor from turning and remove collet body 41752 Locating on flats of head secure head in a suitable holding de vice Using a strap type wrench on motor housing unthread and remove motor housing from head Remove...

Page 7: ...OTE Pack bearings with ARO 33153 grease and coat i d of cyl Be sure rotor does not bind if rotor binds tap threaded end lightly inder with ARO 29665 spindle oil upon assembly to loosen and assemble collet body 41752 to rotor Assemble Assemble bearings into end plates pressing on outer race of motor and spacer 30440 into housing and secure with head sec bearings Assemble end plate 30129 to rotor pr...

Page 8: ... seal 30602 to head and secure valve components with O ring Y325 13 and valve plug 30600 LEVER 30610 THROTTLE BUTTON30346 ADAPTER 328 VALVE PLUG 30600 I 30547 LEVER HEAD ASSEMBLY JI INCLUDED IN 47052 LOCK OFF LEVER ASSEMBLY 47052 LOCK OFF LEVERASSEMBLY 46548 ROLL PIN 32654 ADAPTER HOUSING 30653 l 23902 210 CONNECTOR l 4 NOT INCLUDED IN 30547 l LEVERHEAD ASSEMBLY OPTIONAL 30547 l LEVER HEAD ASSEMBL...

Page 9: ...44127 8 5 16 11 32 32966 8 44127 9 11 32 3 8 32966 9 COLLETNUT COLLET NUT DIA 51 64 COLLET BODY 44125 COLLET BODY DIA 43 64 3 8 24 THREAD OVER ALL LENGTH 2 7 32 ORIES Ml0 33226 3 PIECE COLLET ASSEMBLY 43 COLLET SIZE COLLET ASSEMBLY NO INSERT NO 33226 4 1 8 31812 4 33226 6 3 16 31812 6 33226 8 1 4 31812 8 COLLET NUT 33220 COLLET NUT DIA 15 16 COLLET BODY 33216 COLLET BODY DIA 5 8 CUP RING 33221 OVE...

Page 10: ...T 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 O...

Page 11: ...PartofworldwideIngersoll Rand ...

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