Service Manual — page 244 of 715

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4-18 COOLING SYSTEM
Radiator

• Cover  the heat insulation rubber plate [A] on the radiator
  [B] as shown.
     Slits [C] of Heat Insulation Rubber Plate
•   Run the radiator fan motor lead [D] into the slit.

• Insert the upper right mounting bracket [A] to the frame
  projection [B].

• Run   the radiator fan motor lead correctly (see Cable,
  Wire, and Hose Routing section in the Appendix chapter).
• Install the water hoses and clamps (see Cable, Wire, and
  Hose Routing section in the Appendix chapter).
• Tighten:
    Torque - Water Hose Clamp Screws: 3.0 N·m (0.31 kgf·m,
               27 in·lb)
             Radiator Bolts: 6.9 N·m (0.70 kgf·m, 61 in·lb)
• Install the removed parts (see appropriate chapters).
Radiator Inspection
• Remove
  moval).
            the radiator (see Radiator and Radiator Fan Re-

• Check   the radiator core.
  If there are obstructions to air flow, remove them.
    If the corrugated fins [A] are deformed, carefully
    straighten them.
    If the air passages of the radiator core are blocked more
    than 20% by unremovable obstructions or irreparably de-
    formed fins, replace the radiator with a new one.

                            NOTICE
    When cleaning the radiator with steam cleaner, be
    careful of the following to prevent radiator damage:
    Keep the steam gun [A] away more than 0.5 m (1.6
    ft) [B] from the radiator core.
    Hold the steam gun perpendicular [C] (not oblique
    [D]) to the core surface.
    Run the steam gun, following the core fin direction.