Cat 3126 Water Pump Belt Adjustment

Water pump belt adjustment.

Cat 3126 water pump belt adjustment. 2 remove bolt 2 and belt tensioner 1. Water pump belt has a tensioner that can be released with two bolts. 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. Exploded view of a water pump belt drive assembly.

Procedure to adjust the belt tension. No magic answers just keep track of all the bolts washers and spacers. Install bolt 2. Try to align tach drive to crank centerline when reinstalling.

1 position belt tensioner 1 on the cylinder block. This video describes and shows how to change a c7 3126 and c9 engine water pump. Caterpillar 2020 all rights reserved. Use a breaker bar to release tension on belt tensioner 1.

I need to tighten the water pump belt on a cat 3126 engine. Adjust the belt tension with a. Do i have to tear the whole answered by a verified technician. Slightly loosen mounting bolts 1 and adjusting.

I can t see the bolts to adjust. Safety cat com 3116 and 3126 marine engines maintenance intervals. 2 install the drive belt. 1 use a breaker bar to release the tension on belt tensioner 1.

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. Remove the drive belt. We use cookies to give you the best possible experience on our website. The belt only runs the water pump.

I need to tighten the water pump belt on a cat 3126 engine. If a new belt is installed check the belt adjustment again after 30 minutes of engine operation at rated speed. These pumps are not hard to change but there are a few things to watch fo. The water pump belt was a direct replacement.

Number one pita for changing belts especially if belt guards and tach drive are installed. Do i have to tear the whole front end apart to get to them. 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. I can t see the bolts to adjust.