NORTHERN COFFEE SCHOOL · COURSE MODULE · CTECHSCA CERTIFIED · MANCHESTER · 2026
CTECH · coffee technicians · at heart & graft

keep it
running

How water quality affects equipment, and the hands-on skills to clean, maintain and service the machines a café depends on.

01
SCA · CTECH-WPM

Water & Preventive Maintenance
Foundation

9 HRS
£325

The basics of water filtration and machine care for coffee equipment. How water quality affects equipment, plus the practical skills to safely clean, maintain and service common machines.

who it’s for
  • New technicians, field service workers and installers.
  • Roastery maintenance staff and café managers.
  • Anyone wanting a hands-on intro to machine plumbing and care.
prerequisites
  • None.

What you’ll learn

Water Quality & Machine Safety

  • Understand how minerals and chlorine change taste and machine health.
  • Learn how water balance protects boilers from rust and scale.
  • Use meters and drop tests to check supply against recommendations.

Filtration Systems & Changes

  • Identify cartridge systems and reverse-osmosis units.
  • Know what carbon blocks and softeners do.
  • Safely shut off water, release pressure, swap filters and check leaks.

Components & Maintenance Routine

  • Identify wear parts in the group head, steam valve and boiler.
  • Locate components to clean on batch brewers and grinders.
  • Distinguish preventative maintenance from break-down repair.

Hands-On Service & Tools

  • Learn cleaning steps including backflushing a group head.
  • Use hand tools to replace gaskets, screens, steam seals and burrs.
what’s included
Instructor & technical laboratory feesAccess to tools, meters and water-test kitsReplacement parts, filters and machines for practiceClass handouts and reference guidesOfficial digital certification (on passing)All registration & testing fees
Dates, fees & places
Live availability - updates automatically
● LIVE
See all dates on the calendar →

Find your pathway

Tell us where you are - total beginner, working barista, or aiming for Q - and we’ll map the right pathway through the school.

NORTHERN COFFEE SCHOOL · AT HEART & GRAFT COFFEE ROASTERY · MANCHESTER
SCA AUTHORISED TRAINING · CERTIFICATION ON SUCCESSFUL ASSESSMENT