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Digital Control Box - MKIII

Part number (MPN)
87186894930
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Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 87186894930 fit?

The sources we checked list 87186894930 (Digital Control Box - MKIII, Riello) for: RDB1 12/18 484LD2X OIL, RDB1 12/18 WH 84LD2X OIL, RDB2.2 18/25 WH 744T2SX OIL. Always check the model and serial number on the data plate before ordering.

Does 87186894930 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 87186894930. Ask a Riello stockist to confirm.

What should I check before fitting 87186894930?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.