0434467 JOHNSON NEEDLE BEARING ASSY.

2. Remove the brace from the engine to the shield. Remove fan guard (3).3. Loosen the clamp that holds hose (2) to elbow (1).4. Remove the bolt that holds hose clips (4) to the water pump.5. Remove the bolts that hold the elbow to the water pump and cylinder head. Pull elbow (1) clear of the water pump. On machines not equipped with a heater, remove the elbow. 6. Disconnect hose (7) from the water pump.7. Remove bolt (6) that holds the water pump to the timing gear cover. Remove water pump (5) from the timing gear cover.Install Water Pump
1. Inspect the O-ring seal for the water pump. Install a new seal if needed. 2. Put water pump (1) in position on the timing gear cover. Install the top bolt, but do not tighten.3. Inspect the gaskets for elbow (2). Install new gaskets if needed. Put the elbow in position on the water pump and install the bolts that hold the elbow to the water pump and cylinder head. Do not tighten the bolts. 4. Install the bolt that holds hose clips (4). Tighten the two water pump bolts and the four bolts that hold elbow (2) in position.5. Connect inlet hose (5) to the water pump.6. Tighten the clamp that holds hose (3) to the elbow.7. Install the fan guard and brace.8. Fill the cooling system with coolant to the correct level.Disassemble Water Pump
start by:a) remove water pump 1. Remove bolts (1) and cover (2) from the housing. 2. Loosen bolt (4) approximately .25 in. (6.35 mm). Hit the bolt with a soft hammer to remove impeller (3) from the shaft. Remove bolt (4) and impeller (3). 3. Remove spring (5) and the seal assembly from the shaft. 4. Turn the housing over and remove bolt (6) and washer (7) from the gear.5. Remove gear (9) and bearing (8) from the housing. Remove the bearing and gear assembly. The gear is held in place by two pins on the bottom. 6. Remove bearing (8) from the gear with tool (A). 7. Remove snap ring (10). Remove bearing and shaft.8. Remove bearing from shaft with tooling (B) and an arbor press. 9. Remove O-ring seal (12) and lip seal (11) and seal assembly from the housing.Assemble Water Pump
1. Install lip type seal in water pump housing with tooling (A). The lip of seal must be toward the water pump drive gear. Put clean SAE 30 oil on the lip of the seal. 2. Turn the housing over and install ring and seal (1) with tool (B). Put clean SAE 30 oil on the lip of the seal and install the ring and seal in the pump housing with the shiny face of the ring toward the impeller. The ring and seal can be installed with hand pressure. 3. Turn the housing and install O-ring seal (2) as shown. 4. Install bearing (3) on shaft (4) with tool (C) and an arbor press as shown. 5. Install bearing (3) and shaft in the water pump housing. 6. Install snap ring (5) to hold bearing (3) in place. 7. Use tooling (D) and an arbor press to install bearing (6) on gear (7). 8. Install gear (7) and bearing in the housing in the position shown. Install a bolt and washer to hold gear (7) in place. 9. Install seal (9) and spring (8) on the shaft. 10. Install impeller (10) and hold it with bolt (12) and a washer. Tighten the bolt to a torque of 28 1 lb.ft. (39 1 N m). 11. Install cover (11) on the housing with the retaining bolts.end by:a) install water pump