Who should use this manual
Spin off the old filter, lubricate the new gasket, and hand-tighten.
The engine troubleshooting section will direct you to check the air intake restriction indicator, bleed the fuel lines to eliminate air pockets, or check the fuel injection pump timing. 5. Tips for Using and Storing the Service Manual service manual for bomag bmp851
Support the frame securely on jack stands. Disconnect the hydraulic drive motors from the side of the drums.
Check coil resistance (approx. 20-30 ohms); replace if open-circuit. Machine drifts to one side Unequal travel motor wear Adjust the mechanical tracking linkage on the pump control. Who should use this manual Spin off the
The service manual provides detailed diagnostic matrices. Below are three common issues faced by operators and how the manual directs you to solve them. Issue 1: Machine Will Not Move (Hydraulic Starvation) Verify the hydraulic reservoir is full.
If you run a Bomag BMP 851, you know you’re dealing with a specific kind of beast. It’s a trench roller, designed for the tight spots, the awkward angles, and the punishing work that lighter machines can’t handle. But even the best German engineering eventually bows to the laws of physics. Plates wear, solenoids stick, and hydraulic fluids degrade. Tips for Using and Storing the Service Manual
The BMP851, a rugged, radio-controlled multi-purpose compactor, had earned its nickname. It could squeeze into ditches where no man or larger machine dared tread, vibrating the earth into submission. But today, the "Monster" was silent. A hydraulic leak had paralyzed its drum drive, and the remote was blinking a cryptic error code that felt like a personal insult.
Replace the heavy-duty mechanical face seals whenever a drum is split open to prevent gear oil from contaminating the job site.
Top up if below the dipstick's lower mark.
Check the shock mounts on the drums for cracking or tearing. Every 1,000 Operating Hours (Annually)