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Home›Repair guides›Kohler›Fill the Cooling System

Kohler 24RCL / 30RCLH — Fill the Cooling System

Installation

For the Kohler 24RCL / 30RCLH, from the Kohler service manual.

Applies to: Kohler 24RCL, Kohler KG2204 engine

Before you start

  • Hot coolant and steam can cause severe injury or death
  • Do not add coolant to a hot engine

Procedure

  1. Close the radiator's coolant drain valve and tighten the hose clamps
  2. Fill the radiator with the recommended coolant mixture of 50% ethylene glycol-based long-life coolant and 50% clean, softened water
  3. Check the oil level before operating the engine
  4. Operate the engine with the radiator's pressure cap removed until the thermostat opens and the upper hose becomes hot
  5. Stop the engine and allow it to cool
  6. Add coolant to the radiator to just below the overflow tube on the filler neck
  7. Replace the radiator's pressure cap
  8. Maintain the coolant level in the overflow bottle between the Hot and Cold markings

Specs & values

  • Coolant capacity 12.4 L (13.1 gal.)

Full service-parts list: Kohler 24RCL →

Source: Kohler service 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.

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