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Home›Repair guides›Volvo Penta›Coolant. Checking and filling

Volvo Penta — Coolant. Checking and filling

Maintenance · Cooling system

From a Volvo Penta operator's manual covering: EDC 4, TAD722GE, TD520GE, TD720GE. Check it applies to your exact model before use.

Applies to: Volvo Penta TAD722GE, Volvo Penta TD520GE, Volvo Penta TD720GE

Before you start

  • Do not open the filler cap when the engine is warm, except in emergencies

Procedure

  1. Check coolant level daily before starting, top up as necessary
  2. Level about 50 mm (2 in) below sealing plane of filler cap or between MIN and MAX
  3. Check all drain points are closed
  4. Fill slowly with engine stationary to allow air out
  5. Open venting taps to allow shut-in air to escape
  6. Fill to correct level; do not start until system vented and filled
  7. Start and warm up until thermostats fully open, about 20 minutes
  8. Check coolant level and top up as necessary

Specs & values

  • Thermostats fully open about 20 minutes

Source: Volvo Penta 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.

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