S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
Proper O-ring Installation Figure 25
Improper O-ring Installation Figure 26
Refrigerant Line Installation Figure 27
HANDLING OF REFRIGERANT LINES AND FITTINGS
All metal tubing lines should be tree of dents or kinks to prevent loss of system capacity due to line restriction.
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The flexible hose lines should never be bent to a radius of less than four times the diameter of the hose.
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The flexible hose lines should never be allowed to come within a distance of 6.5 mm (2.5 inches) of the exhaust manifold.
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Flexible hose lines should be inspected regularly for leaks or brittleness. Replace with new lines if deterioration or leaking is found.
WARNING: When disconnecting any fitting in the refrigerant system, recover all Refrigerant-134a However, proceed very cautiously,
regardless of the gage readings. Open very slowly, keeping your face and hands away so that no injury can occur. If pressure is noticed
