Atlas Copco QAS 500 Volvo / Qc1002 — Replacing the coolant
Maintenance · Cooling system
For the Atlas Copco QAS 500 Volvo / Qc1002, from the Atlas Copco manual.
Applies to: Volvo Penta TAD1641 GE engine, TAD 1641 GE engine
Before you start
- Never remove the cooling system filler cap while coolant is hot; the system may be under pressure.
Procedure
- Completely drain the entire cooling system.
- Dispose of used coolant per local regulations.
- Flush twice with clean water.
- Determine the required amount of PARCOOL EG and pour into the radiator top tank.
- Run the engine until normal operating temperature is reached to release trapped air, then turn off and let cool.
- Recheck coolant level and add if necessary.
Full service-parts list: Volvo Penta TAD1641 GE engine →
Source: Atlas Copco manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.