Ingersoll-Rand 7L Series Maintenance Information
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Summary of Contents for Ingersoll-Rand 7L Series
- Page 1 16572638 Edition 1 September 2008 Air Drill 7L Series Maintenance Information Save These Instructions...
- Page 2 Angle Attachment, after each 8 hours of operation, follows: 1. Motor inject 0.5 - 1.0 cc of Ingersoll Rand No. 67 Grease into Grease Use Ingersoll Rand No. 10 Oil for lubricating the motor. Inject a Fitting (102). For models with 7L2A4 or 7L3A4 Angle Attachment, after few drops of oil into the air inlet before attaching the air hose.
- Page 3 For 7L1A1, 7L1A3 or 7L1B1 Angle Head, slip the Lower NOTICE Spindle Bearing from the Spindle. For 7L2A4 Angle Head, grasp the threaded end of the This Gear Case has left-hand threads. Spindle in leather-covered or copper-covered vise jaws. 5. Using a wrench on the flats of the Gear Case, loosen, but do not Unscrew the Bevel Gear Retainer (120) and lift off the Bevel remove, the Gear Case.
- Page 4 15. To remove the Rear Rotor Bearing, proceed as follows: NOTICE Insert a 1/4” (6 mm) diameter by 6” (152 mm) long, flat faced The Throttle Valve Seat (6) is reversible. Mark the side of the steel rod into the air inlet until it contacts the Rear Rotor Throttle Valve Seat so the side that faced up toward the inlet Bearing.
- Page 5 NOTICE NOTICE Run the motor at free speed while tightening the Gear Case. Make certain the End Plate Retainer (19) does not fly as you Listen to make sure there is no scoring. slip it on the hub of the Rotor. 9.
- Page 6 h. Unscrew and remove the Spindle Bearing Cap. While pulling NOTICE the Bevel Pinion outward toward the Bevel Pinion Check to make sure the Retainer is completely seated. Bearing (109). Remove the Spindle from the Angle Head. 5. Lubricate the Bevel Pinion Thrust Bearing (112) as instructed on NOTICE Page 2.
- Page 7 m. For 7L1B1 Angle Head, install all the shims provided with each Spindle Upper Bearing on the Spindle against the Bevel Gear. See Dwg. TPD787. Bearing inserting Sleeve Place Shims between Bevel Gear Installation Sleeve Guide and marked side of Bearing Shoulder Strap Correct Bearing Depth Support...
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Page 8: Troubleshooting Guide
Troubleshooting Guide Trouble Probable Cause Solution Loss of Power Low air pressure Check air supply. For top performance, the air pressure must be 90 psig (6.2 bar/620 kPa) at the inlet. Plugged Air Strainer Screen or Inlet Screen Clean the Air Strainer or Inlet Screen in a clean, suitable, cleaning solution. If the Screen cannot be cleaned, replace it. - Page 9 Notes:...
- Page 10 Notes:...
- Page 11 Notes:...
- Page 12 © 2008 Ingersoll Rand Company...
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