VMNN TECH DOC 200 B2HA 80/99KW+HO1B

Official Viessmann technical documentation for Vitodens 200-W B2HA 80 kW and 99 kW boilers equipped with the HO1B control platform. Intended for installers, commissioning engineers, and service technicians, this documentation provides clear guidance for safe installation, setup, operation, and maintenance.

Covers system configuration, control parameters, wiring and hydraulic schematics, commissioning procedures, fault diagnostics, and service routines specific to the B2HA 80/99 kW variants with HO1B.

• Manufacturer: Viessmann Limited
• Product: Tech Doc 200 B2HA 80/99 kW + HO1B
• Model coverage: Vitodens 200-W B2HA 80 kW and 99 kW
• Control platform: HO1B
• Reference/Part: 113455 (vmnn-tech-doc-200-b2ha-8099kwho1b-113455)
• Content focus: Installation, commissioning, operation, service, wiring diagrams, control parameters, troubleshooting
• Audience: Qualified heating professionals and service engineers