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Home
About Us
Boiler Fault Finder
Testimonials
Disclaimer
Boiler Fault Finder
Sequence of Boiler Operation
Boiler Servicing Procedure
General Fault finding (£)
Burner Not Igniting (£)
Boiler Shuts Down (£)
Blocked plate exchanger (£)
Domestic Hot Water Faults (£)
Explosive Ignition (£)
Faulty printed circuit board (£)
Fan Problems (£)
Noisy Heat Exchanger (£)
Noisy Hot Water Flow Switches (£)
Noisy Solenoid (£)
Noisy Fan (£)
Noisy Pump (£)
Pressure Relief Valve Problems (£)
Radiator Problems (£)
System Component Testing
Pumps
Fans
Thermistors
Potentiometers (£)
Potentiometers Intro (£)
How to test a potentiometer (£)
Thermostats (£)
Thermostats – Liquid Expansion (£)
Thermostats – Over heat Cut Out (£)
Air Pressure Switches (General)
Air Pressure Switches – Testing
Domestic Hot Water Flow Switches (£)
Primary Water Flow Switches (£)
Domestic hot water and primary micro switches (£)
Low water pressure switches (£)
Solenoids & Moduregs (£)
Actuator Heads (motorised valves) (£)
Synchronous motors (within zone valves) (£)
Y Plan (3 port mid-position valve) (£)
S plan (HW zone valve and HTG zone valve) (£)
Motorised valve heads (diverter valves) (£)
Diverter valves (£)
Room thermostats (£)
Cylinder thermostats (£)
Spark electrode(s) (£)
Safe use of Multimeter Functions
Electrical Safety Checks
Earth Continuity Test
Mains Voltage Test
Short Circuit
Resistance to Earth
Mains voltage and polarity tests
240 V TEST
Service Engineer’s Toolkit
Top Tips for the Heating Engineer
Maximising boiler condensation operation
Programmer and Time Switch Guides (£)
Terminal Comparisons 1 (£)
Terminal Comparisons 2 (£)
Terminal Comparisons 3 (£)
Terminal Comparisons 4 (£)
Terminal Comparisons 5 (£)
Notching and Drilling (£)
Asbestos (£)
Potterton Myson (£)
Gloworm (£)
Caradon Ideal (£)
Vaillant (£)
FAQ
This MANUAL PDF (£)
Boiler Manuals (£)
Heating Engineers Templates (£)
Error Codes
Alpha
Atag
Baxi
Glow Worm (£)
Grant
Ideal
Main
Potterton
Rinnai
Vaillant (£)
Viessmann (£)
Worcester Bosch (£)
Articles
Posts
Documentation
Sitemap
Directory
ADD your business
Boiler Installation
Boiler Repairs
Boiler Servicing
Gas Certification
My Account
SIGN UP!
Reset Password
Login
Free Boiler FF Manual
eBook Review
Contact Us
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Potentiometers
was last modified:
May 15th, 2014
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Boiler Fault Finder
Potentiometers
Potentiometers Intro
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How to test a potentiometer
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