Cat 3126 Water Pump Belt Adjustment

I need to tighten the water pump belt on a cat 3126 engine.

Cat 3126 water pump belt adjustment.

Try to align tach drive to crank centerline when reinstalling. Water pump belt has a tensioner that can be released with two bolts. Do i have to tear the whole answered by a verified technician. Exploded view of a water pump belt drive assembly.

Remove the drive belt. Water pump belt illustration 17 g00426869 exploded view of the drive assembly for a water pump belt 1 mounting bolt 2 square hole 3 adjusting bolt 1. 1 position belt tensioner 1 on the cylinder block. Safety cat com 3116 and 3126 marine engines maintenance intervals.

The belt only runs the water pump. Water pump belt adjustment. I don t know about the fan hub access in the 3126 but the one in my c 7 is held on with about 4 or 6 flat head allen drive screws. The water pump belt was a direct replacement.

We use cookies to give you the best possible experience on our website. No magic answers just keep track of all the bolts washers and spacers. The serpentine belt that was a napa and although about 3 8 inch shorter it worked just fine since it was the replacement one in a crossover. Alternator belt loosens with alternator.

Install bolt 2. 2 remove bolt 2 and belt tensioner 1. I need to tighten the water pump belt on a cat 3126 engine. These pumps are not hard to change but there are a few things to watch fo.

1 use a breaker bar to release the tension on belt tensioner 1. I can t see the bolts to adjust. Do i have to tear the whole front end apart to get to them. Number one pita for changing belts especially if belt guards and tach drive are installed.

This video describes and shows how to change a c7 3126 and c9 engine water pump. Slightly loosen mounting bolt 1 and adjusting bolt 3. If a new belt is installed check the belt adjustment again after 30 minutes of engine operation at rated speed. 2 install the drive belt.

Adjust the belt tension with a. Slightly loosen mounting bolts 1 and adjusting. I can t see the bolts to adjust. A serpintine read more.