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Renfroe TL Application, Operation And Maintenance Manual

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WARNING:
Before putting tool in service,
take to your immediate
supervisor.
Model TL/A Clamp
Application, Operation and Maintenance Manual
RENFROE
OM 211-TL/A

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Summary of Contents for Renfroe TL

  • Page 1 WARNING: Before putting tool in service, take to your immediate supervisor. RENFROE Model TL/A Clamp Application, Operation and Maintenance Manual OM 211-TL/A...
  • Page 2 This Operator’s Manual covers the Application, Operation and Maintenance of this RENFROE product. Operator’s Manuals for other current RENFROE products are available upon request. Direct Requests to J.C. Renfroe & Sons, Inc., Jacksonville, Florida 32201. J.C. RENFROE & SONS, J.C. RENFROE & SONS,...
  • Page 3 DESCRIBED OR CONTAINED HEREIN. WARNING: Prior to selection, operation and/or maintenance of RENFROE products, read and understand the infor- mation provided in this manual. The understanding and use of the Definitions are important in determining the limitations and proper appli- cation of RENFROE products.
  • Page 5 2. DO Consult Operator’s Manual or RENFROE when in doubt. 3. DON’T Lift over workmen DON’T lift over Safety Areas or personnel. 4. Do attend a factory training class for establishing proper use of Renfroe Products. 5. DO Lock clamp closed before lifting load. DON’T lift with lock in open or “Lock Open”...
  • Page 6 For applications not covered by the above information, secure written rec- ommendations from RENFROE. FINISHED AND POLISHED PLATES: Steel plates in this category have other than hot-rolled surfaces such as stainless steel, etc., are generally han-...
  • Page 7 RENFROE. RENFROE before using clamps in temperatures other than shown. RATED CAPACITY: The rated capac- ity of a RENFROE product is based on “HOT LIFTS”: The Model R and S the product being in “new or as new” clamps are available in modifications...
  • Page 8 Typical “Lock Open- the operator to protect himself and oth- Lock Closed” clamps are Models FRD, ers where applicable against such dan- R, S, SD, SEA, SX, TL, TLA and the J- ger. An attempt is made herein to Series.
  • Page 9 DESIGNATED PERSON — A person selected by the employer or the em- ployer’s representative as being com- petent to perform those specific duties. QUALIFIED PERSON — A person who, by possession of a recognized degree in an applicable field or certifi- cate of professional standing, or who, by extensive knowledge, training, and experience, has successfully demon-...
  • Page 10 Refer to Definition Pages for explanation of “Lock Open”, “Lock Closed” clamp. The Model “TL” is identical to the model “TLA” except that it does not contain the auxiliary lock. The model “TL” is capable of turning a plate from horizontal to vertical and back through the same ninety degree arc.
  • Page 11 For identification of component parts, refer to exploded view of clamp located at the end of the Maintenance Section. WARNING: When using the model “TL” to turn a plate from horizontal to vertical, the operator must position the clamp so the lock handle is always on the topside of the plate when the plate is in the horizontal po- sition.
  • Page 12 Operation TL/TLA Step 1. Before using any RENFROE clamp, refer to the Application Section to confirm that the operation to be undertaken is an appropriate application for this prod- uct. Step 2. Select appropriate capacity and plate thickness. The model designation, ca- pacity, and plate thickness are stenciled on each clamp.
  • Page 13 Refer to Illustrations C and D. Step 6. Position clamp on plate being lifted. WARNING: When using the model “TL” for lifting from horizontal to ver- tical, the clamp must be positioned with the lock handle always on the...
  • Page 14 Do not allow inside of jaw opening to rest on edge of plate. Maintain 1/4” clearance. Refer to Illustrations C and D, Step 5. Position clamp so direction of force applied by the crane is in line with the lift- ing shackle.
  • Page 15 Step 7. Make certain the gripping surfaces of the clamp are fully in contact with the plate and not partially on and off the edge of the plate. Step 8. Place the lock lever in the “Lock Closed” position. Lock Pawl must rest on body spacer sleeve.
  • Page 16 Step 9. Commence lift. WARNING: The operator should position himself away from and fully clear of the member to be lifted. Plates being turned have a tendency to slide. Do not commence lift until all personnel are clear of the area of the lift.
  • Page 17 Step 12. Inspection Kits are available at no charge upon request from the distributor or RENFROE. Kit contains: RENFROE clamps are constructed so the wearing parts may be replaced by installing individual parts or by using RENFROE Repair Kits containing all parts...
  • Page 18 The frequency and type of inspection is determined by the clamp owner. Renfroe acknowledges the ASME B30.20 safety standard which sets forth minimum inspection requirements for “Below-the-Hook” lifting devices and the Renfroe Recommended Inspection Schedule meets and/or exceeds the ASME inspection recommendations.
  • Page 19 For example un- der a Normal Service schedule, one year from the time the clamp is returned to service. Renfroe recommends that a periodic inspection be conducted if any hazardous condition is found.
  • Page 20 Warning: If any hazardous condition is found that may cause injury to the operator or other personnel then the clamp should be subjected to a Periodic Inspection by a Qualified Person. Repair (replacement of worn parts) During regular maintenance when replacing parts that are worn a record should be made of the parts replaced.
  • Page 21 Identification Device) is embedded in the clamp body or a clamp component. If the I. D. plate is missing and the RFID chip is unavailable call the Renfroe factory for instructions on returning the clamp for recertifica- tion. Step 2.
  • Page 22 WARNING: Replace cam assemblies that have cams with worn or dam- aged teeth and contain fractures, and cams and cam straps with elon- gated pin holes. Step 7 SHACKLE PIN and CAM PIN and CAM JAW PIN TL-3 and TL-4 A. Inspect all pins for: 1. Distortion. 2. Surface blemishes.
  • Page 23 Step 9 BODY BOLT and BODY SPACER SLEEVE TL-6, TL-7 and TL-10 A. Inspect body spacer sleeve at position where sleeve contacts shackle. B. Inspect body bolt and sleeve. When replacing bolt, tighten bolt and nut, center punch bolt and nut at joint of thread to lock nut in place.
  • Page 24 Use only RENFROE replacements parts to insure maximum efficiency and safety factor originally built into the product. Refer to RENFROE catalog for in- structions on ordering replacement parts. WARNING: Do not weld, grind or modify the clamp body or component parts in any manner.
  • Page 25 YOND THE DESCRIPTIONS OR STATEMENTS CONTAINED IN THE FACE OR ANY PART HEREOF. J.C. RENFROE & SONS, INC. P.O. Box 4279 · 1926 Spearing Streeet · Jacksonville, Florida 32206 Phone: U.S.A. Toll Free (800) 874-8454 (in Florida 904/356-4181) Facsimile: 904/354-7865 · Internet: www.jcrenfroe.com...

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