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Ford WSG-1068 — Cooling System Draining

Maintenance

For the Ford WSG-1068, from the Ford service manual.

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Before you start

  • NEVER REMOVE THE PRESSURE RELIEF CAP WHILE THE ENGINE IS OPERATING OR WHEN THE COOLING SYSTEM IS HOT. WAIT UNTIL THE ENGINE HAS COOLED DOWN TO AT LEAST 110°F.

Procedure

  1. Wrap a thick cloth around the pressure relief cap and turn it slowly one-half turn counterclockwise.
  2. When sure all pressure is released, turn the pressure relief cap counterclockwise and remove.
  3. Place a suitable container below the radiator draincock. Disconnect the coolant return hose at the fluid cooler, if equipped.
  4. Open the radiator draincock.
  5. Remove the cylinder drain plug, if equipped, to drain coolant from the cylinder block.
  6. When coolant is drained, make sure drain plugs are installed and tight (20 Nm).
  7. Close the radiator draincock when finished.

Specs & values

  • 20 Nm (15 lb. ft.)

Source: Ford 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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