Cat 3126 Water Pump Belt Adjustment

Remove the drive belt.

Cat 3126 water pump belt adjustment. 1 use a breaker bar to release the tension on belt tensioner 1. Use a breaker bar to release tension on belt tensioner 1. 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.

If a new belt is installed check the belt adjustment again after 30 minutes of engine operation at rated speed. Safety cat com 3116 and 3126 marine engines maintenance intervals. I can t see the bolts to adjust. This video describes and shows how to change a c7 3126 and c9 engine water pump.

Do i have to tear the whole answered by a verified technician. We use cookies to give you the best possible experience on our website. Try to align tach drive to crank centerline when reinstalling. Procedure to adjust the belt tension.

These pumps are not hard to change but there are a few things to watch fo. 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. 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. Water pump belt adjustment. Alternator belt loosens with alternator. Water pump belt has a tensioner that can be released with two bolts.

Caterpillar 2020 all rights reserved. I need to tighten the water pump belt on a cat 3126 engine. 2 remove bolt 2 and belt tensioner 1. A serpintine read more.

Exploded view of a water pump belt drive assembly. 2 install the drive belt. Slightly loosen mounting bolts 1 and adjusting. Install bolt 2.

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. Adjust the belt tension with a. The water pump belt was a direct replacement. No magic answers just keep track of all the bolts washers and spacers.