17.72 18.15 HA3-075 Inspect all the items in “Frequent Inspection.” Also inspect the following: HA3-100 1. Fasteners. Check all rivets, split pins, capscrews and nuts. Replace if missing or Load Chain Length–Inspection...
INSPECTION REPORT Ingersoll-Rand HA3 Air Hoist Model Number: Date: Serial Number: Reason for Inspection: (Check Applicable Box) Inspected By: 1. Scheduled Periodic Inspection _____ Quarterly _____ Semiannually _____ Yearly 2. Discrepancy(s) noted during Frequent Inspection Operating Environment: Normal ___ Normal ___ Heavy ___ Severe 3.
TROUBLESHOOTING This section provides basic troubleshooting information. Determination of specific causes to problems are best identified by thorough inspections performed by personnel instructed in safety, operation and maintenance of this equipment. The chart below provides a brief guide to common winch symptoms, probable causes and remedies. Symptom Cause Remedy...
MAINTENANCE WARNING Chain Link (view facing Motor) • Never perform maintenance on hoist while it is supporting a load. • Before performing maintenance, tag controls: 25–50–100 First Link Hoists • Only allow personnel trained in operation and service of this hoist to Hoist perform maintenance.
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Block Chain Stopper (Dwg. MHP2339) HA3-075 Hoist Weld on perpendicular Refer to Dwg. MHP2340 on page 7, A. Feed first link flat to load sheave; B. Weld Bottom on perpendicular chain links must face away from sheaves; C. Chain Stopper; D.
10. Lubricate entire length of load chain before operating hoist. Refer to Weld “LUBRICATION” section in Product Information Manual. Feed first link HA3-075 Chain Reeving perpendicular to load sheave Power Head Load Sheave Power Head...
6. Keep the work area clean to prevent dirt and other foreign matter from getting Bottom Block Disassembly into bearings and other moving parts. 7. All seals and ‘O’ rings should be discarded once they have been removed. New HA3-100 Hoist seals and ‘O’...
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84.2 Piston HA3-050 3.437 87.3 3.500 Contact Factory HA3-075 4.50 114.3 4.562 HA3-100 Repair Actual repairs are limited to the removal of small burrs and other minor surface imperfections from gears and shafts. Use a fine stone or emery cloth for this work.
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2. Tighten capscrews (747) and (749) to 25 ft lbs (34 Nm). Throttle handle should 4. Lubricate and install ‘O’ rings (163) and (164) on sheaves (156) in grooves move fully left and right without sticking or binding, and should center (by spring provided.
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