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Andrews Air Pressure Switch CSC93 E632

Andrews

Andrews Air Pressure Switch CSC93 E632

Air pressure switch for Andrews water heaters, suitable for CSC93 and CSCL93 models.

At a glance

  • Also known as 1821417
Manufacturer part no.
E632
Showing prices

£80.89

£67.41 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Andrews E632 is an air pressure switch, referenced as CSC93, for Andrews water heaters. It monitors air pressure within the appliance's air circuit and provides a switching signal to the control system as part of the ignition and safety sequence. This switch is listed under water heater spares.

Signs this part needs replacing

  • The appliance fails to ignite or locks out during the ignition sequence
  • The fan runs but the burner does not fire
  • Intermittent lockouts or air pressure related fault codes
  • The appliance requires repeated resets to run
  • No switching signal is produced when the fan is running

Before you order

  • Confirm your Andrews water heater model matches the fitment list above
  • Check the model reference on the existing switch (CSC93)
  • Inspect the air pressure sensing tubes and connections for blockages or damage
  • Check the electrical connections and terminal arrangement before fitting

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.