955674 Volvo.Penta Hexagon screw

Typical Example 1. Remove the alternator belts (if equipped) from pulley (1). Remove bolts (3), Remove pulley (1) from the drive shaft.3. Remove bolts (2). Use two 1/2" - 13 NC forcing screws to remove adapter assembly (4) from the rear of the front drive housing. 4. Remove bolts (5) and accessory drive (6) from the front drive housing.Install Accessory Drive (Front)
1. Make sure the O-ring seals are in position on accessory drive (6). Lubricate the O-ring seals with clean engine oil.2. Install accessory drive (6) in the front drive housing. Make sure the gear teeth of accessory drive (6) are engaged correctly with the teeth of the gear in the front housing. Install bolts (5). 3. Make sure the two O-ring seals are installed on adapter assembly (4). Lubricate the O-ring seals, lip seal and bearings of adapter assembly (4) with clean engine oil. Install adapter assembly (4) and bolts (2). 4. Put pulley (1) in position. Install bolts (3).5. Install the alternator belts (if equipped) on the pulley. Refer to the topic "Belt Tension Chart" in the Testing & Adjusting module for further information.End By:a. install oil pumpb. install electronic control modulec. install water pumpDisassemble Accessory Drive (Front)
Start By:a. remove accessory drive (front) 1. Remove O-ring seals (2) and (3) from adapter (1). 2. Remove seal (4) from adapter (1). Use a press and tool group (A) to remove bearing (5) from adapter (1). 3. Remove bolts (7) to remove gear (8) from shaft (6). Later models have two retainer washers.4. Remove bolts (9) and the retainer washer to remove shaft (6) from adapter (10). 5. Remove O-ring seals (12) and (13) from adapter (10).6. Use a press and tool group (A) to remove bearing (11) from adapter (10).Assemble Accessory Drive (Front)
1. Align the oil hole in the bearing and the oil hole in adapter (1). Use a press and 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 75.000 0.055 mm (2.9528 .0022 in.).2. Install the two O-ring seals in adapter (1). Later models have two retainer washers (2).3. Put clean engine oil on the bearing, and install shaft (3) in adapter (1). Install retainer washer (2) to hold the shaft and adapter together. 4. Put gear (4) in position on shaft (3), and install the bolts to hold them together. 5. Align the oil hole in the bearing and the oil hole in adapter (5). Use a press and tool group (A), and install the bearing in adapter (5). Check the bore in the bearing after assembly. The bore in the bearing must be 75.000 0.055 mm (2.9528 .0022 in.).6. Use tool group (A) to install the seal in adapter (5). Make sure the lip of the seal is toward the bearing as shown. 7. Install O-ring seals (6) and (7) on adapter (5), and put clean engine oil on them.End By:a. install accessory drive (front)