Kohler 2000ROZD — Cooling System Refilling Procedure
Maintenance
For the Kohler 2000ROZD, from the Kohler operator's manual.
Applies to: Kohler 2000ROZD
Before you start
- Do not add coolant to a hot engine.
- Do not use alcohol or methanol antifreeze or mix them with the specified coolant.
- Check the coolant level in the recovery tank after each operation until the level stabilizes.
Procedure
- Remove the pressure cap.
- Close the radiator and/or engine block coolant drain valve(s) and tighten the cooling system hose clamps.
- Open the air-bleed petcocks, if equipped. Close them when coolant begins to flow.
- Add coolant additives or water pump lubricants per the engine manufacturer's recommendations.
- Fill the cooling system with the recommended 50% ethylene glycol and 50% clean, softened water mixture.
- Replace the pressure cap.
- Fill the coolant recovery tank to the low mark.
- Operate the generator set until the thermostat opens when the upper cooling system hose warms.
- Stop the engine and allow it to cool.
- Remove the pressure cap.
- Add coolant to bring the level to just below the overflow tube opening of the filler neck.
- Replace the pressure cap.
- Maintain the coolant level in the coolant recovery tank between the high and low marks.
- Reenergize the block heater, if equipped.
Specs & values
- 50% ethylene glycol / 50% clean, softened water
- Freezing protection to --37°C (--34°F), overheating protection to 129°C (265°F)
Full service-parts list: Kohler 2000ROZD →
Source: Kohler operator's 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.