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John Crane

Combined Wet & Dry Gas Seal Training
Course Title: 5-Day Combined Mechanical Seals & Dry Gas Seals.
Course Overview

Wet Seal Training – 2-Day Course

 Introductions – Smiths Group and John Crane
 Pumps and Rotating Equipment
 Common Pump Types
 Centrifugal Pump Build-up
 Gland Packing (Brief Overview)
 Its uses, materials available and correct installation
 Video: Neville and the Problem Pump
 Why Mechanical Seals?
 Simple Seal Development
 Basic Seal Principles
 Primary Seal: Faces separated by fluid film
including materials used for mating rings and primary rings
handling seals correctly
 Secondary Seal: Seal area in contact with shaft
including materials used and surface finishes
pusher and non-pusher seals
 Tertiary Seal: Methods used to prevent mating ring leakage
including various stationary face shapes and their uses
 Lapping
 Why?
 How? - Practical Demonstration of Lapping and Measurement

 Pump Assembly Checks (Brief Overview)
 Tolerances to give extended seal life
 Hands-on Assembly & Fitting Seals (Pusher & Non-Pusher Seals)
 Points to note to prevent early seal failure
 Hydraulic Balance
 What is it? / Why do we do it? / How do we do it?
 Hands-on Assembly & Fitting Balanced Seals

 Cartridge Seals
 Advantages of
 Fitting
 The Environment of a Mechanical Seal (Brief Overview)
 Cooling the Seal Area

Concentric  Sealant Systems  Seal Materials and Selection (Brief Overview)  Seal Families  API Flush Plans  Use of Seal Selection Guide  Practical Exercise with Worked Examples  Hands-on Fitting Metal Bellows Seal  Why Seals Fail (Overview)  Seal Failure Analysis Aids  Case Studies Type 28 Dry Gas Seal Training . alarm and trip settings  Filtration  Seal Operation  Operating parameters and design envelope  Leakage rates and what they indicate  How to analyse performance  Records to be kept  Dirt avoidance  Oil contamination and prevention  Problem solving. Dual. seal failure analysis  Seal Transportation and Storage  Spare seals storage requirements  Transportation and packaging  Exercising the seal  Storage life  Seal Refurbishment  When to refurbish the dry gas seal  Procedures  Typical refurbishment schedule and activity  Replacement parts  Installation.3 Day Course  Seal Design and Operating Principles  Outline of the operation of a centrifugal gas compressor  The spiral groove operating mechanism  Seal configurations  Auxiliary seals and operating requirements  Seal installation drawings  Control & Monitoring System  Operating philosophy  Instrumentation. Secondary Containment  Multiple Seals: Tandem. Operation and Maintenance Manual  Introduction to manual and contents . Pressurised.

The optimum group size is 10. Aberdeen.  Assembling and dismantling the seal cartridge demonstration. John Crane Western Australia Training Centre. Perth WA. (Important Note. John Crane AP Singapore Pte Ltd Training Centre. 1/17 Baile Road. 15 Tuas View Place. Jebel Ali Free Zone PO Box 61040.  Fitting Procedures  Compressor and seal preparation  Installing seals into compressor  Removing seals from compressor  Fitting tools  Installation spares  Fitting “do’s and don’ts”  Commissioning  Start-up checks and procedures  Static tests  Practical Demonstration. Grampian House. Dubai. John Crane does not recommend the operation/use of un-tested Dry Gas Seal Cartridges in rotating Equipment.  Course Assessment (if required)  Assessment of delegates (written tests. and assessment during hands-on sessions)  Remedial action  Certification for successful delegates The course can be presented. 31 Nash Road Trafford Park Manchester M17 1SS John Crane UK Ltd Training Centre. Dates and costs can be provided on request. on site at any customer location in your region / country provided we have a minimum of 10 fee paying delegates. Seal cartridges can only be tested at a John Crane Gas Seal Group authorised Facility). Mugiemoss Road.  Installing and removing seal cartridge. John Crane Middle East Training Centre. Course Administration Training Locations: John Crane Training Centre Headquarters. (conducted by the trainer). AB21 9NP. (Demonstration in Manchester/Aberdeen/Singapore/Perth only). Singapore. Canning Vale. 6155. Dates: See John Crane Course Calendar . Scotland. the maximum number of delegates for any course is12. 637432. UAE. Note:. globally. If a Seal cartridge is disassembled it should be retested. from compressor.

Accommodation: Course only terms. Coveralls and safety equipment provided. Keith Bolton John Crane Global Customer Training Manager. We can recommend suitable local hotels. As above. Maintenance Supervisors. Contact: Keith Bolton Customer Training Manager Telephone: +44 (0)1344 775210 Mobile: +44 (0)7803 613698 Email: keith. involved Maintenance of pumps compressors and in fitting and removing Mechanical Seals rotating machinery. Course Fee: Course only terms. if required. Airfare not included in the option above. course materials. Maintenance Managers.uk Further Information If you require any further information at this stage. Includes: training. Mechanical Technicians/Fitters. Fully inclusive terms. Operations Supervisors. 4 & 5: 09:00 to 16:30 Dress: Smart Casual. Operations Managers. plus: up to 5 x nights’ hotel accommodation. refreshments and buffet lunches during course days. 2. and assist with booking. 3. Delegates Must bring safety shoes/boots. breakfast and evening meals . course manual.co.). Airfare. please contact me directly or your local John Crane representative. (Not available in Perth or Aberdeen. transport to/from local Airport if required.bolton@johncrane. . Travel. transport to/from Training Centre each day.Who Should Attend: Plant Engineers. T-shirt and jeans are quite acceptable). accommodation and other meals are not included. Timing: Days 1.