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refractometer can be used to test coolant concentra- A hydrometer will test the amount of glycol in a mixture by measuring the specific gravity of the mix- A refractometer (Special Tool 8286) (Refer to 7 - COOLING - SPECIAL TOOLS) will test the amount Some coolant manufactures use other types of gly- cols into their coolant formulations. Propylene glycol CAUTION: Do not mix types of coolant—corrosion STANDARD PROCEDURE - COOLANT SERVICE For engine coolant recommended service schedule, (Refer to LUBRICATION & MAINTENANCE/MAIN- COOLANT RECOVERY PRESS DESCRIPTION The coolant recovery/reserve system container is mounted in the engine compartment. The container OPERATION The coolant recovery system works with the pres- sure cap to use thermal expansion and contraction of REMOVAL (1) Disconnect two recovery hoses from the coolant recovery container (Fig. 2). (2) Remove the lower attaching nuts (Fig. 2). INSTALLATION (1) Connect the recovery hose to container. rail (Fig. 2). (3) Install the upper attaching screw and tighten to 7 N·m (60 in. lbs.). (4) Raise the vehicle on hoist. to 8.5 N·m (75 in. lbs.). (6) Lower the vehicle. 7 - COOLING - STANDARD PROCEDURE). Fig. 2 COOLANT RECOVERY CONTAINER 1 - UPPER RETAINING NUT CS ENGINE 7 - 15 COOLANT (Continued) |