| Problem |
Corrective Treatment |
Comments |
| Oil |
Soap and Water / Solvent |
Minimize Re-Occurrence with Oil or Wax Cleaner |
Stubborn Stains
Discoloration |
Mild Scouring Powders with Water Rinse and Dry Rub |
Loosen and Heavy Limescale by Long Soaking in 10% Phosphoric Acid or 25% Vinegars Solution. Wash and Rinse Well in Ammonia Solution |
| Tannin Stains |
Washing Soda (Sodium Carbonate in Hot Water), Rinse Well |
Bleaching Liquids are NOT Recommended |
| Baked-On-Carbon |
10% Nitric Acid, Rinse Well |
|
| Paint |
Wash with Paint Solvent (Use a Soft Nylon Brush), and Rinse with Clean Cold Water and Wipe Dry |
Do NOT Use Wire Wool to Clean Surface or Harsh Abrasives likewise. Do NOT Use Wire Brushes, Scrapers or Strong Acids such as Sulphuric |
