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INSTALLATION,
OPERATION &
MAINTENANCE
GUIDE
STYLE 79
INTERNATIONAL
HEADQUARTERS
1 Jackson Street
Essex Junction, VT 05452
TEL: (802) 878-8307
FAX: (802) 878-2479
BRAZIL
Rua Javaés, 441/443
Bom Retiro, Sao Paulo
Brazil CEP 01130-010
TEL: 55-11-3736-7373
FAX: 55-11-3736-7355
SOUTHERN USA
REPAIR & SERVICE
1719 South Sonny Avenue
Gonzales, LA 70737
TEL: (225) 484-0007
FAX: (225) 341-8922
REVISED: February 2019
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Table of Contents
Related Manuals for Flex-A-Seal Style 79
Summary of Contents for Flex-A-Seal Style 79
- Page 1 INSTALLATION, OPERATION & MAINTENANCE GUIDE STYLE 79 INTERNATIONAL BRAZIL SOUTHERN USA HEADQUARTERS REPAIR & SERVICE 1 Jackson Street Rua Javaés, 441/443 1719 South Sonny Avenue Essex Junction, VT 05452 Bom Retiro, Sao Paulo Gonzales, LA 70737 Brazil CEP 01130-010 TEL: (802) 878-8307...
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Page 2: Warranty
Seals. The Style 79 is a highly engineered dual/tandem stationary multi-spring cartridge seal with an internal pumping ring. The Style 79 can also be designed to comply with API 682 Standards, giving it the designation Style 79A.This guide, in addition to the manuals provided by the pump manufacturer and the manufacturer of any auxiliary equipment, should be read in its entirety prior to installation. - Page 3 Installation, Operation & Maintenance Guide Style 79 PREPARATION edges, and set screw damage using fine emery • Verify that equipment has been properly cloth. Wipe clean. shut off and rendered inoperative according to plant safety protocol (e.g. lockout/tagout Avoid making flat spots or reducing the procedures).
- Page 4 Installation, Operation & Maintenance Guide Style 79 VERIFICATION Successful operation of a Style 79 seal is contingent on conforming equipment dimensions and alignment. Verify the following prior to continuing: Figure 2: Shaft Runout Figure 3: Bearing Fit Figure 4: Bearing Frame...
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Page 5: Seal Installation
Installation, Operation & Maintenance Guide Style 79 SEAL INSTALLATION Style 79 double cartridge seals entail the same preparation section. simple installation procedure as other Flex-A-Seal 4. Lightly lubricate the seal sleeve O-ring with a cartridge seals. Ensure alignment verification of suitable and compatible lubricant. - Page 6 The following steps briefly describe the methods in which a buffer/barrier system should be piped and set up to support a double cartridge seal. Consult Flex-A-Seal for specific applications and details. 1. Correctly make connections between the buffer/barrier fluid system and the mechanical seal according to the connection labels on the prints.
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Page 7: Before Starting The Equipment
Installation, Operation & Maintenance Guide Style 79 BEFORE STARTING THE EQUIPMENT 1. Ensure the pump shaft is properly aligned at 6. Ensure all plumbing and venting for the seal the coupling with the motor. and seal support system are free of obstruction and that the chamber is filled with liquid. -
Page 8: Removing The Seal
If a part is going to be returned for service or to any third party, all shipments should have appropriate safe-handling instructions securely attached to the package. [FI/FO] [BI] [BO] VERTICAL UP Figure 9: Vertically oriented Style 79 layout with axial pumping ring Page 7 of 7...