The HB-EATV 800 appears to be a niche/legacy audio-video device (likely an AV receiver, tuner, or multimedia component) identified by model-like naming. Documentation for such models is often sparse online and may exist as scanned PDFs, forum posts, or third-party reseller pages. A thorough manual typically includes safety, installation, connections, operation, troubleshooting, specifications, and service information.

| Specification | Value | | :--- | :--- | | Engine type | Liquid-cooled, 800cc, single cylinder, 4-stroke | | Oil type (engine) | 10W-40 (JASO MA2 spec) – 2.5 quarts with filter | | Coolant capacity | 2.1 liters (pre-mixed 50/50) | | Spark plug | NGK DPR8EA-9 (gap: 0.035 in / 0.9 mm) | | Battery | YTX20L-BS (12V 18Ah) | | Drive belt | Gates G-Force CVT (Part # 1227-008) | | Front diff oil | 80W-90 GL-5 – 0.85 pints (400 ml) | | Torque – lug nuts | 40 lb-ft (55 Nm) |