TUBE AS 4159558 - Caterpillar

Illustration 1 g01400130Note: With an installation tool, press the seal group onto the water pump shaft until the stationary cup is fully seated inside the pump housing. (1) Seal group Maximum leakage at the side for water at 140 kPa (20 psi) should not exceed the following value. ... 10 ml/min (0.3 oz/min)Maximum leakage at the side for oil at 140 kPa (20 psi) should not exceed the following value. ... 24 ml/min (0.8 oz/min) (2) By using an installation tool, install the lip type seal with the primary lip toward the gear. Press the lip type seal with a press until the lip type seal is flush with the face inside the housing, as shown. Do not install the lip type seal by hand. (3) The pump impeller should be pressed onto the shaft within the following tolerance. ... −0.25 to 0.00 mm (−0.010 to 0.000 inch)Note: A negative offset is toward the housing. (4) Press the gear until the gear is flush with the bearing.