Article No. 01-11-6 Cont’d.
32. Tighten core plug retaining nuts to 3.2 N•m (28 46. Turn engine off and let chemical solution soak
lb-in). See Figure 7. Use 1/4″ drive, 8mm flex for a minimum of thirty (30) minutes, while
socket with a long extension is acceptable. engine cools.
Make sure plugs do not rotate when tightening
WARNING
retaining nut.
COOLANT MAY BE HOT. REMOVE COOLANT
33. Install new screw clamp on lower radiator hose.
PRESSURE RELIEF CAP.
Connect lower radiator hose to radiator and
47. Partially raise vehicle.
tighten clamp.
WARNING
34. Install lower radiator support bracket.
WARNING WEAR RUBBER GLOVES FOR THIS
PROCEED TO STEP 36 and continue.
STEP. CHEMICAL CLEANER MAY CAUSE SKIN
CHEMICAL FLUSH PROCEDURE
IRRITATION.
WARNING
48. Remove radiator draincock.
WEAR RUBBER GLOVES DURING THIS STEP.
49. Completely drain chemical solution and discard.
CHEMICAL CLEANER MAY CAUSE SKIN
IRRITATION.
50. Lower vehicle.
35. Partially raise vehicle.
51. Disconnect heater return hose from water pump
fitting (Figure 9).
36. Install radiator draincock.
52. Install a 3/4″ I.D. rubber cap on the water
37. Lower vehicle.
pump heater hose fitting (Figure 9).
38. DO NOT add chemical cleaner to the coolant
53. Disconnect and plug radiator overflow hose
recovery bottle. Using a funnel, slowly add one
from coolant recovery bottle. Discard clamp
(1) bottle of chemical cleaner
(Figure 10).
(F8AZ-19A503-AA) into the HEATER RETURN
HOSE (Figure 8).
54. Attach a 4 foot section of 3/8″ vinyl hose to
overflow fitting on the coolant recovery bottle.
NOTE
Let vinyl hose hang over fender (Figure 10).
THE RECOMMENDED CHEMICAL CLEANER
MUST BE USED.
55. Install coolant pressure relief cap.
39. Connect and clamp the heater return hose to
56. Connect garden hose (water supply) to heater
the water pump fitting.
return hose using 3/4″ adaptor.
40. Slowly fill cooling system with water. Squeeze
57. Turn garden hose on full pressure.
upper radiator hose to purge air from system as
water is added. Coolant level must be filled to 58. With engine off, flush engine for at least five
the top of the clear portion of the coolant minutes and until water is clear. Water will
recovery bottle to completely clean the coolant drain out of radiator draincock and the 4 foot
bottle. vinyl hose.
41. Start engine and raise RPM to 2000 RPM for 2 59. Turn garden hose off and remove pressure
minutes. Do not exceed 2500 RPM. relief cap from bottle.
42. Check cooling system for leaks. 60. Disconnect garden hose from heater hose. Let
cooling system completely drain before
43. Recheck coolant level. Add water, if necessary
proceeding.
to bring level up to the top of the clear portion
of the bottle. 61. Raise vehicle.
44. Install coolant bottle pressure relief cap. 62. Install and tighten draincock.
45. Run engine at idle until upper radiator hose is 63. Install splash shield.
hot (when thermostat opens) approximately 12
64. Lower vehicle.
minutes.
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