TURBOCHARGER GP 7C6615 - Caterpillar

Remove Oil And Water Pump Drive
Start By:a. remove oil pumpb. remove water pump 1. Remove bolts (1), and pull adapter assembly (2) and the gears from the front drive housing as a unit. The weight of the unit is 23 kg (50 lb). Check the condition of the O-ring seals in adapter assembly (2). If necessary, make a replacement. 2. Remove bolts (4), and pull adapter assembly (3) from the front drive housing. Check the condition of the O-ring seal in adapter assembly (3). If necessary, make a replacement.Install Oil And Water Pump Drive
1. Make sure the O-ring seal is installed in the groove of adapter assembly (1), and put clean engine oil on it.2. Put adapter assembly (1) in position, and install the bolts to hold it to the front drive housing. 3. Make sure the O-ring seals are installed on the grooves of adapter assembly (2). Put clean engine oil on them.4. Put the gears and adapter assembly (2) in position as a unit. Make sure the drive gear is engaged correctly with the idler gear, and tighten the bolts to hold adapter assembly (2) in position.End By:a. install oil pumpb. install water pumpDisassemble Oil And Water Pump Drive
Start By:a. remove oil and water pump drive 1. Remove oil pump O-ring seal (4) from adapter (3).2. Remove washers (2). Remove adapter (3) from shaft assembly (1). 3. Remove O-ring seals (6) and (7) from adapter (3).4. Use a press and tool group (A) to remove bearing (5) from adapter (3). 5. Remove bolts (9) to remove gears (8) and (10) from shaft assembly (1). 6. Remove O-ring seal (13) from the water pump adapter assembly (12).7. Use a press and tool group (A) to remove bearing (11) from adapter assembly (12).Assemble Oil And Water Pump Drive
1. Lower the temperature of the bearing for water pump adapter (1). Use tool group (A), and install the bearing in adapter (1). Check the bore in the bearing after assembly. The bore in the bearing must be 75.00 0.06 mm (2.953 .002 in.). Install O-ring seal (2) on adapter (1). 2. Put gears (3) and (4) in position on the shaft assembly as shown, and install the bolts to hold the unit together. 3. Lower the temperature of the bearing for adapter (5). Make an alignment of the oil hole in the bearing with the oil hole in adapter (5), and use tool group (A) to install the bearing. Make sure the bearing does not extend beyond the surface shown, and the inside diameter is 75.00 0.06 mm (2.953 .002 in.) after installation.4. Install O-ring seals (6) and (7) on adapter (5). 5. Put adapter (5) in position on shaft assembly (8), and install washers (9) to hold the unit together. 6. Install the oil pump O-ring seal (10) on adapter (5).End By:a. install oil and water pump drive