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ARO FA072A Operator's Manual

Air feed peck drill

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IMPORTANT: READ THIS MANUAL CAREFULLY BEFORE INSTALLING,
OPERATING OR SERVICING THIS EQUIPMENT.
OPERATING AND SAFETY PRECAUTIONS
D Keep hands and clothing away from rotating end of tool.
D Wear suitable eye protection while operating tool.
D Shut off and disconnect air supply from tool BEFORE re-
moving/installing bit or performing other maintenance pro-
cedures.
D Do not operate this tool with more than 110 p.s.i.g. at the air
inlet.
D Keep covers (33 and 80) in place while operating tool.
ROUTINE LUBRICATION REQUIREMENTS
Lack of or an excessive amount of lubrication will affect the perfor-
mance and life of this tool. Use only recommended lubricants at
below time intervals:
EVERY 8 HOURS OF TOOL OPERATION - - Fill lubricator reser-
voir of recommended F.R.L. with spindle oil (29665). If an in line or
air line lubricator is not used, apply several drops of spindle oil
(29665) in air inlet.
EVERY 160 HOURS OF TOOL OPERATION - - Lubricate gear-
ing with NLGI #1 ''EP'' grease (33153). Gearing should contain
approximately 1/4 oz. (7 g) of grease per reduction.
For parts and service information, contact your local ARO distributor, or the Customer Service Dept. of the Ingersoll--Rand Distribution
Center, White House, TN at PH: (615) 672--0321, FAX: (615) 672--0801.
ARO Tool Products
Ingersoll- -Rand Company
1725 U.S. No. 1 North D P.O. Box 8000 D Southern Pines, NC 28388--8000
E2001 INGERSOLL- -RAND COMPANY D PRINTED IN U.S.A.
OPERATOR'S MANUAL
INCLUDING: OPERATION, INSTALLATION & MAINTENANCE
AIR FEED PECK DRILL
MODELS FA072A- -( ) AND FA104A- -( )
FA072A- -( )- -EU AND FA104A- -( )- -EU
AIR SUPPLY REQUIREMENTS
For maximum operating efficiency, the following air supply speci-
fications should be maintained to this air tool:
D AIR PRESSURE -- 90 psig (6 bar)(MAX. 110 PSIG)
D AIR FILTRATION -- 50 micron
D LUBRICATED AIR SUPPLY
D HOSE SIZE -- 1/2'' (13 mm) I.D.
An AROR model C28231--810 air line FILTER/REGULATOR/
LUBRICATOR (F.R.L.) is recommended to maintain the above air
supply specifications.
RECOMMENDED LUBRICANTS
After disassembly is complete, all parts, except sealed or
shielded bearings, should be washed with solvent. To relubricate
parts, or for routine lubrication, use the following recommended
lubricants:
Where Used
ARO Part #
Air Motor
''O" Rings
Gears and Bearings
SECTION
MANUAL
Released: 4- 20- 92
Revised: 11- 12- 01
Description
29665
1 qt Spindle Oil
36460
4 oz. Stringy Lubricant
33153
5 lb. ''EP" - - NLGI #1 Grease
M103
85

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Summary of Contents for ARO FA072A

  • Page 1 5 lb. ‘‘EP” - - NLGI #1 Grease approximately 1/4 oz. (7 g) of grease per reduction. For parts and service information, contact your local ARO distributor, or the Customer Service Dept. of the Ingersoll--Rand Distribution Center, White House, TN at PH: (615) 672--0321, FAX: (615) 672--0801.
  • Page 2 49272 49274 FA072A- - 054 2” 49269 49272 49303- - 2 FA072A- - 055 2” 49269 49272 49518 FA072A- - 056- - EU* 2” 49269 49272 49518 FA072A- - 031 2” 49270 49272 49303- - 1 FA072A- - 032 2”...
  • Page 3: Setup Procedure

    M103 SET- -UP PROCEDURE 1. Position the peck--feed drill in the fixture, being certain the 8. Attach air supply to tool. NOTE: Air supply at inlet should not unit is in the full retract position (control rod (37) all the way exceed 110 P.S.I.
  • Page 4 NOTE: Torque fastener to 28 in. lbs. ward. NOTE: Short leg of key to be flush with o.d. of housing _ Coat i.d. of cylinder (45) with ARO 29665 spindle oil and as- (7). semble over rotor. NOTE: Align air inlet and roll pin of cylinder _ Assemble torque arm (73) to tool.
  • Page 5 (35) and collar (23) on adjustment screw (21) is to clear brack- AUXILIARY GEARING et (35). _ Tighten cap screws (18 and 34). _ Pack bearings and lubricate gears liberally with ARO 33153 _ Assemble nose housing (84) to housing (1), securing with grease upon assembly. cap screws (4).
  • Page 6 49273 GEARING ASSEMBLY 49271 GEARING ASSEMBLY 49272 GEARING ASSEMBLY ★ FOR MODELS FA104- -( ) 72★...
  • Page 7 M103 49270 GEARING ASSEMBLY 49269 GEARING ASSEMBLY 39✱ ✱ TORQUE TO 28 IN. LBS. V TORQUE TO 9 - - 12 FT LBS.
  • Page 8 _ Lubricate ‘‘O’’ rings (99 and 100) and assemble to grooves in feed tube (98). Housing Assembly _ Assemble feed tube (98) to piston (11), securing with retain- for models FA072A--( ) ....49334 ing ring (101).
  • Page 9 ....... . 45556 for models FA072A--( ) ....
  • Page 10 ....... . 37389 Adjustment Knob (models FA072A only) 49297 Lock Nut .
  • Page 11 M103 49354 LOGIC ASSEMBLY SECTION B- - B Y325- -17 ”O” RING (3) 58044 SPRING (3) 58352- -1 DIAPHRAGM (3) 58354- -1 ACTUATOR (2) 59378 ”O” RING (2) 58191 POPPET (2) Y325- -20 ”O” RING (3) 58039- -1 ELEMENT INSERT (3) 58031 BODY 59217 POPPET 58353- -1 ACTUATOR...
  • Page 12 49355 VALVE ASSEMBLY Y325- -11 ”O” RING (2) Y325- -5 ”O” RING (2) 49332 PLUNGER 49333 BODY Y147- -50 RETAINING RING 20194 WASHER (4) 20197 SPOOL (2) 49329- -2 BUTTON 115327 SPOOL RETAINER (2) 49328 CAP SCREW 20196 ”O” RING (6) 20193 SPRING (2) 49329- -1 BUTTON 49267 BODY...
  • Page 13 49283- -3 49288 2”- -16 UNEF- -2B LH HOUSING ASSEMBLY INCLUDES ALL ITEMS SHOWN *140 RPM MODELS THREAD TPT_1005 FOR MODELS FA072A- ( ) and FA104A- ( ) ____________________________________________________________________________________ STROKE STROKE NOSE HOUSING NOSE HOUSING USED ON MODEL USED ON MODEL...
  • Page 14 FIXED NOSE HOUSING FOR MODELS FA072A- -( ) (2” STROKE) (EXCEPT 140 RPM MODELS) HOUSING HOUSING NOSE HOUSING NOSE HOUSING THREAD THREAD ASSEMBLY (ITEM 84) (LEFT HAND) 49295- -1 49289 3/4”- -16 UNF- -2B LH 49295- -2 49290- -1 1”- -14 UNF- -2B LH...
  • Page 15 M103...
  • Page 16 PN 49999- -133...

This manual is also suitable for:

Fa104a