Viscous fan & coupling (9 blades)
published Taken from published technical material.
- Part ID
- part-a8-cooling-cooling-fans
- Twin part ID
- a8d2.cooling.cooling_fans
- Subsystem
- Cooling and climate
- Part of
- Accessory drive
- Model
- Twin 0.3.0
Notes
Belt-driven VISCO fan, temperature-controlled silicone coupling (SSP 105 pp.24-25); ETKA coupling 077 121 350 A/D, wheel 077 121 301 B. Hub on the fan pulley, above and right of the crank (SSP 105 p.19); blade diameter generic (0.37 m). The coupling has a left-hand thread: loosen clockwise (ABZ workshop manual).
Notes come from the twin and are not verified facts. "[owner photo]" marks a reference to a private photograph.