Original single-turn pots for setting bias and DC offset can be touchy. Replacing them with multi-turn trimmers [14] makes fine-tuning much safer and easier. Maintenance & Cleaning
Scratchy sound is often just dirt. Use DeoxIT D5 [16] for metal switches and DeoxIT F5 (FaderLube) [16] for carbon-track volume and tone knobs. sansui amp parts
The most common restoration task. Reliable choices for audio paths include Nichicon FG/KG [7] and Elna Silmic II [7]. For power supplies, Panasonic FC/FM [2] or Nichicon HE [2] are preferred for their durability. Original single-turn pots for setting bias and DC
Though registration is often limited, this is the gold standard for downloading service manuals [9] that contain full parts lists. sansui amp parts