Chesterton 170L Operation And Maintenance Download Page 12 | Manualshive

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FORM NO. EN36492 REV 2

1/18

860 Salem Street

Groveland, MA 01834 USA

Telephone: 781-438-7000 Fax: 978-469-6528

www.chesterton.com

© 2018 A.W. Chesterton Company.

®

Registered trademark owned by A.W. Chesterton Company

in USA and other countries.

Chesterton ISO certificates available on www.chesterton.com/corporate/iso

DISTRIBUTED BY:

45

34

Seal is now ready for installation.

Install gland O-Ring prior to seal installation

(does not apply to all sizes).

33

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Summary of Contents for 170L

Page 1: ... Transport and Storage 2 3 0 Description 2 3 1 Parts Identification 2 3 2 Operating Parameters 3 3 3 Intended Use 3 3 4 Pump Frame Size Availability Data 4 3 5 Clamped Gland Configuration 5 3 6 Bolted Gland Configuration 5 4 0 Preparation for Installation 6 4 1 Equipment 6 4 2 Mechanical Seal 7 5 0 Seal Installation 7 6 0 Commissioning Equipment Start up 8 7 0 Decommissioning Equipment Shut Down 8...

Page 2: ...e Dust free environment Do not touch the mechanical seal for any reason while it is operating Lockout or uncouple the driver prior to personnel contact with the seal Do not touch the mechanical seal while it is in contact with hot or cold fluids Ensure that all the mechanical seal materials are compatible with the process fluid This will prevent possible personal injury Moderately ventilated at ro...

Page 3: ... Seal Ring 3 Rotary Gasket 4 Sleeve Assembly 5 Lock Ring Assembly 6 Pusher 7 Gland 8 Centering Clip 9 Centering Clip Spacer 10 Hex Screw 11 Spring 12 Shoulder Screw 13 Washer 14 Shaft O Ring 15 Rotary O Ring 16 Stationary O Ring 17 Pipe Plug 18 Dog Point Set Screw 19 TORX Socket Head Cap Screw 20 SpiralTrac Optional ...

Page 4: ...220 mm 12 m s 2400 FPM Consult Seal Applications Engineering for higher applications Temperature Limits Elastomers To 150 C 300 F EPDM To 205 C 400 F FEPM FKM To 260 C 500 F FFKM Standard Materials All Metal Parts 316 SS EN 1 4401 A2205 EN 3 017 Springs Alloy C276 EN 2 4819 Rotary Face SSC TC Stationary Face SSC TC Elastomers EPDM FEPM FKM FFKM Other materials available upon request 3 3 Intended U...

Page 5: ...5 3 6 Bolted Gland Configuration 3 0 DESCRIPTION cont 3 5 Clamped Gland Configuration ...

Page 6: ...t should not exceed 0 005 mm TIR per mm 005 in per inch of shaft diameter If possible attach a base dial indicator to the shaft and rotate both the indicator and shaft slowly while reading the runout of the stuffing box face Misalignment of the stuffing box face relative to the shaft should not exceed 0 005 mm TIR per mm 005 in per inch of shaft diameter The stuffing box face must be flat and smoo...

Page 7: ... sizes 45 60 mm 1 75 to 2 1 2 and 4 5 Nm 40 inch pounds of torque for 65 120 mm 2 5 8 to 4 3 4 set at the factory For sizes 25 43 mm 1 to 1 625 tighten the button head screws to 2 3 Nm 20 inch pounds of torque 5 0 SEAL INSTALLATION 1 Remove seal from packaging and place on clean work surface IMPORTANT Remove eye bolts if present prior to installation 5 Tighten lock ring bolt as specified in Table ...

Page 8: ...ated and check that the stuffing box is drained from any fluid and pressure is fully released Reposition centering clips prior to removing the seal from equipment Disassemble the seal and remove from equipment in the reverse order from installation instructions Incase of disposal ensure the local regulations and requirements for disposal or recycling of the different components in the seal are adh...

Page 9: ...aintenance A correctly installed and operated mechanical seal requires little maintenance It is recommended to periodically check the seal for leakage Wearing components of a mechanical seal such as seal faces O Ring etc require replacement over time While a seal is installed and operating maintenance is not possible Therefore it is recommended that a spare seal unit or a spare parts kit be held i...

Page 10: ...grease to the rotary O Ring and install in the rotary seal face outside diameter groove 17 12 Remove shaft O Ring from sleeve inside diameter and discard 13 Clean all metal components with approved solvent Remove spare parts kit components from packaging and place on a clean work surface NOTE Leave the two largest O Rings packaged for size identification 14 10 Remove O Ring from gland inside diame...

Page 11: ...lip hex screws 31 30 Press down on gland assembly and rotate centering clips to engage under the lock ring 24 Insert shoulder screws with washers into springs and install in pusher holes Tighten shoulder screws evenly in a crisscross pattern and until they bottom out Flip the gland assembly and carefully slide the gland over the sleeve until the seal faces are mated Install dog point and TORX scre...

Page 12: ...n com 2018 A W Chesterton Company Registered trademark owned by A W Chesterton Company in USA and other countries Chesterton ISO certificates available on www chesterton com corporate iso DISTRIBUTED BY 45 34 Seal is now ready for installation Install gland O Ring prior to seal installation does not apply to all sizes 33 ...

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