Dont worry about it well known issue on here - orange is just the Hubs 1p LED failing/fading from white->beige->yellow- >orange.
Looks like VM issued you with a refurbished Hub3 - so the LED will be knocking on a bit already
🙂Only time to worry is if it goes bright red (overheating).
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John
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I do not work for VM. My services: HD TV on VIP (+ Sky Sports & Movies & BT sport), x3 V6 boxes (1 wired, 1 WiFi, 1 on PA) Hub5 in modem mode with Apple Airport Extreme Router +2 Airport Express's. On 250Mbps, Talk Anytime Phone, x2 Mobile SIM only iPhones.