MTU Detroit Diesel 183 Series Technical Publication page 582

Group 20
Subgroup 2570b
Page 4
Chemical cleaning
When using chemical substances, follow the manufacturer's instructions for use, safety instructions and
Note:
Do not use the following solvents: Ketone (e.g. acetone, methyl ethyl ketone, methyl isobutyl ketone), ester (e.g.
ethyl acetate, butyl acetate), halogenised hydrocarbon (e.g. chlorothene, carbon tetrachloride, Freon), aromatic
compounds, benzine, toluene.
20080/1 E 98-12
Caution!
waste disposal specifications.
Note:
After chemical cleaning, flush channel plates with water
and dry with a cloth.
Biological growth and sludge (bacteria, nematoda,
protozoa)
To clean use alkaline cleaning agent:
- caustic soda*
- sodium carbonate*
*concentration max. 4%; temperature max. 80 °C
Encrustation - scale and sediment (calcium
bicarbonate, calcium sulphate, corrosion products,
metallic oxides)
To clean use:
- Nitric acid*
- Citric acid*
- Phosphoric acid*
- Sodium polyphosphate
* Concentration max. 4%; Temperature max. 60 °C
Note:
A decalcifying agent which is not aggressive to metal
surfaces (e.g. Porodox from Henkel or Euron 1308 from
Hoechst, concentration from 5% to 10%).
Deposits on carbon-hydrogen basis (oil residue,
greases)
Use a solution on paraffin or naphta basis
(e.g. kerosene).
Task Description