3116 Engine for Challenger 35, Challenger 45 Agricultural Tractors and 3126 Engine for Challenger 55 Agricultural Tractor Engine Supplement Caterpillar

Installation Procedure

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Illustration 1	g00530707

1. Position water pump (1) onto hose (8) and not damaging the large O-ring seals. Install four bolts (9) .

2. Tighten hose clamp (7) and install lower radiator hose (11). Tighten hose clamp (10) .

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Illustration 2	g00531341

3. Install inlet hose and outlet hose (6) to water pump (1). Open two valves (5) .

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Illustration 3	g00530705

4. Put V-belt (2) onto water pump (1) and idler (4). Tighten the V-belt and tighten bolt (3) on idler (4) .

   Note: Refer to the Operation and Maintenance Manualfor the V-belt tension and the filling procedure of the cooling system.

5. Fill the cooling system with coolant to the correct level.

End By: Install the alternator.