Buderus Thermometer 101 73890

Buderus Thermometer 101, part 73890, for Logamax Plus GB162 65KW and 80KW/100KW boilers.

At a glance

Appliance family: Logamax Plus GB162
Also known as 2240951

Manufacturer part no.

73890

Showing prices

£35.29

£29.41 ex. VAT · VAT at 20%

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 team Send 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 Buderus Thermometer 101 is a temperature gauge for Buderus Logamax Plus GB162 boilers. It provides a visual indication of boiler temperature. It is identified by Buderus part number 73890.

Signs this part needs replacing

Temperature display gives no reading or remains blank.
Indicated temperature does not change as the boiler heats up.
Reading is erratic or inconsistent with the expected system temperature.
Needle or display sticks at a fixed value.
Visible damage or leakage around the thermometer.

Before you order

Confirm the appliance model is a Buderus Logamax Plus GB162 65KW or 80KW/100KW.
Check the existing thermometer is marked or listed as Thermometer 101 / 73890.
Verify the fault lies with the thermometer rather than the boiler control or sensor circuit.

Can't find yours? Call 01302 279234

Make	Model / assembly	Reference	Years	Fitment
BUDERUS LOGAMAX PLUS GB162 65KW	—		—	—
BUDERUS LOGAMAX PLUS GB162 80KW/100KW	—		—	—

Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.

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Barcode / EAN	4010009078999
Alternative numbers	2240951