208 Low
Your boiler has detected that the solar collector probe is in an open circuit, meaning it cannot properly monitor the temperature of your solar heating system if you have one connected.
Technical description: Clas HE evoClas he evo systemE-combi evoE-system evo
Typical repair cost: £90-160 (including labour)
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Protect yourself from future repair bills
A boiler cover plan would cover faults like 208 — no call-out fees, no surprises.
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Parts commonly replaced
- Solar temperature probe
- Wiring harness
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