Chesterton 170L Operation And Maintenance

Fit weir ah series pump

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170L Slurry Cartridge
Single Seal-Wet Version
Designed to fit Weir
Installation, Operation and Rebuild Instruction
Seal Data Reference
(from Box Label)
ITEM #
SEAL
(example 170L 100mm SSC/TC)
INSTALLATION DATE
AH series pump
INSTALLATION, OPERATION and
MAINTENANCE INSTRUCTIONS

TABLE OF CONTENTS

Cautions ..............................................................2
1.0
2.0
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
Start-up ................................................................................... 8
7.0
Shut Down .............................................................................. 8
8.0
Spare Parts ..........................................................8
9.0
Seal Maintenance and Repair ...............................8
9.1 Returning Seals for Repair....................................................... 8
9.2 Seal Maintenance ................................................................... 9

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Summary of Contents for Chesterton 170L

  • Page 1: Table Of Contents

    Decommissioning / Equipment Shut Down ................8 Spare Parts ............8 Seal Maintenance and Repair .......8 9.1 Returning Seals for Repair............8 9.2 Seal Maintenance ..............9 Seal Data Reference (from Box Label) ITEM # SEAL (example 170L 100mm SSC/TC) INSTALLATION DATE...
  • Page 2: Cautions

    These decisions are to be made by the user. The decision to use this seal or any other Chesterton seal in a particular service is the customer’s responsibility. TRANSPORT AND STORAGE Transport and store seals in their original packaging.
  • Page 3 DESCRIPTION cont. 3.1 Parts Identification 3.1.2 Bolted Gland Configuration 1 – Stationary Seal Ring 2 – Rotary Seal Ring 3 – Rotary Gasket 4 – Sleeve Assembly 5 – Lock Ring Assembly 6 – Pusher 7 – Gland 8 – Centering Clip 9 –...
  • Page 4: Operating Parameters

    Stationary Face: SSC, TC Elastomers: EPDM, FEPM, FKM, FFKM *Other materials available upon request. 3.4 Pump Frame Size Availability Data 170L Slurry Seal Wet End - Seal Assembly Availability Shaft Size (mm) Weir Pump Model / Frame Standard 1.5/1 B-AH 2/1.5 B-AH...
  • Page 5: Clamped Gland Configuration

    DESCRIPTION cont. 3.5 Clamped Gland Configuration 3.6 Bolted Gland Configuration...
  • Page 6: Preparation For Installation

    PREPARATION FOR INSTALLATION 4.1 Equipment < ø < .005" 0,13 mm 125 µ" 3,2 µm ø If practical, place the dial indicator tip on the end of the shaft If possible, attach a base dial indicator to the shaft and rotate sleeve or on a step in the shaft to measure end play.
  • Page 7: Mechanical Seal

    PREPARATION FOR INSTALLATION cont. 4.2 Mechanical Seal screw, retighten as follows prior to installing the seal on the 1. CAUTION: The 1/4 dog point set screws go into the small holes in the sleeve. Do not disengage these screws from the equipment: Tighten the cap screw finger tight.
  • Page 8: Commissioning / Equipment Start-Up

    2. Take all necessary precautions and follow normal safety the seal. procedures before starting the equipment. Please contact Chesterton Mechanical Seal Application Engineering for assistance regarding the 170L seal. DECOMMISSIONING / EQUIPMENT SHUT DOWN Ensure that the equipment is electrically isolated. If the removing the seal from equipment.
  • Page 9: Seal Maintenance

    SEAL MAINTENANCE AND REPAIR cont. 9.2 Seal Maintenance A correctly installed and operated mechanical seal requires little 1. The following items, in addition to hex wrenches, grease and maintenance. It is recommended to periodically check the seal for cleaning wipes, will be required for rebuild: leakage.
  • Page 10 SEAL MAINTENANCE AND REPAIR cont. Remove O-Ring from gland inside diameter Remove rotary seal ring from sleeve and Remove shaft O-Ring from sleeve inside and discard. discard. diameter and discard. Clean all metal components with approved Remove spare parts kit components from Place the rotary seal face on a dry clean solvent.
  • Page 11 Wrap threads of pipe plug 1 ½ wraps with Flip the gland and Insert the stationary seal Insert shoulder screws with washers into Chesterton GoldEnd tape (or equivalent) face into the gland (as shown), carefully springs and install in pusher holes. Tighten ™...
  • Page 12 Chesterton ISO certificates available on www.chesterton.com/corporate/iso 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. FORM NO. EN36492 REV 2 1/18...

Table of Contents