Cat 3126 Water Pump Belt Adjustment

2 install the drive belt. Try to align tach drive to crank centerline when reinstalling. These pumps are not hard to change but there are a few things to watch fo.

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Do i have to tear the whole answered by a verified technician.

Cat 3126 water pump belt adjustment.

Slightly loosen mounting bolts 1 and adjusting. Exploded view of a water pump belt drive assembly. Safety cat com 3116 and 3126 marine engines maintenance intervals. 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 need to tighten the water pump belt on a cat 3126 engine. Adjust the belt tension with a. Procedure to adjust the belt tension. 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.

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. Slightly loosen mounting bolt 1 and adjusting bolt 3. We use cookies to give you the best possible experience on our website.

Use a breaker bar to release tension on belt tensioner 1. 2 remove bolt 2 and 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.

I can t see the bolts to adjust. 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. The water pump belt was a direct replacement.

Number one pita for changing belts especially if belt guards and tach drive are installed. Install bolt 2. Water pump belt has a tensioner that can be released with two bolts. A serpintine read more.

No magic answers just keep track of all the bolts washers and spacers. 1 use a breaker bar to release the tension on belt tensioner 1. Alternator belt loosens with alternator. I can t see the bolts to adjust.

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