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(!) THE INFORMATION PROVIDED IN THIS DOCUMENT IS VERY IMPORTANT (!) & (!) needs to be shared with everyone involved in installing the closure. (!) (!) Modco appreciates the support of all SUPERVISORS. (!) This document and under a separate cover “Operations & Maintenance Instructions” comes with every shipment.
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Keep lifting and turning till the cap clears the hub. Place the cap face down on a clean, flat surface. Plywood or a wooden pallet is preferred. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 2 of 16...
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Place cap face down on a clean flat surface allowing the arm to hang freely. Stacked wooden pallets are preferred. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 3 of 16...
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6. Replace the PAV and reassemble the closure. Make any necessary adjustments. Reference the vertical or horizontal adjustment section of the Operation & Maintenance Manual for proper adjustment procedures. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 4 of 16...
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The closure should operate with little to no thread drag. Operate the closure, if resistance or thread drag is felt, see section 5 of the Operations Manual for proper adjustment procedure. Keep the cat tool or lug wrench with their respective closures. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 5 of 16...
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CLOSURE SPECIALISTS SINCE 1981 MODCO INDUSTRIES, LLC 10650 FM 1484 Conroe, Texas, U.S.A. 77303 (800) 378-8893 (936) 539-9222 Fax: (936) 622-6818 E-mail: Sales@ModcoInd.com Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 6 of 16...
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(!) THE INFORMATION PROVIDED IN THIS DOCUMENT IS VERY IMPORTANT (!) & (!) needs to be shared with everyone involved in operating and maintenance of the closure. (!) Modco appreciates the support of all SUPERVISORS. (!) This document and under a separate cover “Installation Instructions” comes with every shipment.
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IMPORTANT: The cap will tighten sufficiently with the included lug wrench or ratchet tool. Overtightening the cap will result in damage to the threads and sealing surfaces of the cap. Do not use a hammer to tighten the closure. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 8 of 16...
First Time – Start up a. Open the closure as shown in the section “Opening a Figure 500 closure”. b. With the closure open, remove the O-ring and clean the sealing surfaces of the cap and hub removing all grease and debris.
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Make only small adjustments and repeat as necessary to obtain minimal thread drag. PIC #8 PIC #9 & PIC #10 Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 11 of 16...
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O-ring groove. b. Procedure for thread inspection: NOTE: A thread gauge is available from Modco. It is a template with the five thread profiles used on Modco closures. The gauge allows the user to evaluate thread wear based on a visual comparison of the thread form between the gauge and the closure component.
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Lift the hinge components from the hinge base. If the closure needs to be open, reference section “Opening A Figure 500 Closure”. Mark the position of the vertical adjustment nut. Place a lifting strap near the bend of the hanger arm.
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Insert davit arm into the base. While screwing the cap onto the hub verify proper vertical and horizontal adjustment. The cap should screw down with no thread drag. If noticeable resistance is felt adjust the closure. Reference Section: Proper Adjustment of the Closure. Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 14 of 16...
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Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 15 of 16...
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CLOSURE SPECIALISTS SINCE 1981 MODCO INDUSTRIES, LLC 10650 FM 1484 Conroe, Texas, U.S.A. 77303 (800) 378-8893 (936) 539-9222 Fax: (936) 622-6818 E-mail: Sales@ModcoInd.com Modco Standard (6.17.2019 - Q.C.) (Revision 1) Page 16 of 16...
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