Caterpillar 3126B / 3126B Industrial Engine — Hoses and Clamps - Inspect/Replace
Maintenance
For the Caterpillar 3126B / 3126B Industrial Engine, from the Caterpillar owner's manual.
Applies to: Caterpillar 3126B, Caterpillar 3126B Industrial Engine engine
Before you start
- Pressurized System: Hot coolant can cause serious burns.
- Do not bend or strike high pressure lines.
Procedure
- Stop the engine. Allow the engine to cool.
- Loosen the cooling system filler cap slowly to relieve pressure. Remove the filler cap.
- Drain the coolant from the cooling system to a level below the hose being replaced.
- Remove the hose clamps.
- Disconnect the old hose.
- Replace the old hose with a new hose.
- Install the hose clamps with a torque wrench.
- Refill the cooling system.
- Clean and inspect the filler cap gaskets; install the filler cap.
- Start the engine. Inspect the cooling system for leaks.
Tools required
- Torque wrench Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Caterpillar 3126B →, Caterpillar 3126B Industrial Engine engine →
Source: Caterpillar owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.