Cat 3126 Water Pump Belt Adjustment

Try to align tach drive to crank centerline when reinstalling.

Cat 3126 water pump belt adjustment.

These pumps are not hard to change but there are a few things to watch fo. Caterpillar 2020 all rights reserved. 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.

We use cookies to give you the best possible experience on our website. Slightly loosen mounting bolt 1 and adjusting bolt 3. No magic answers just keep track of all the bolts washers and spacers. Safety cat com 3116 and 3126 marine engines maintenance intervals.

I can t see the bolts to adjust. 2 remove bolt 2 and belt tensioner 1. 1 position belt tensioner 1 on the cylinder block. 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.

2 install the drive belt. A serpintine read more. Adjust the belt tension with a. Alternator belt loosens with alternator.

I need to tighten the water pump belt on a cat 3126 engine. 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. Procedure to adjust the belt tension. Use a breaker bar to release 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. Water pump belt adjustment. Install bolt 2. The water pump belt was a direct replacement.

Water pump belt has a tensioner that can be released with two bolts. Remove the drive belt. This video describes and shows how to change a c7 3126 and c9 engine water pump. Slightly loosen mounting bolts 1 and adjusting.

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. Do i have to tear the whole answered by a verified technician. I can t see the bolts to adjust.