Karcher KMR 1250 B on manualslib. Page 2 Foreword KMR 1250 B, LPG, D Foreword Good yanmar l100ae de service manual requires extensive and relevant training as well as comprehensible reference documents.
We therefore offer basic and advanced training courses for the full range of our products to all service technicians on a regular basis. Page 3: Table Of Contents KMR 1250 B, LPG, D Table of Contents Contents Unit functions . 12-13 Steering and Drive Power . Large-capacity dust filter with mechanical dust nance purposes. Page 5 Engine 1250 D With the exception of the different engine type, the unit is identical to the basic KMR 1250 B version. The presence of frost on any part of the LP gas system indicates a possible leak. F2 Fuse F2 protects the entire control voltage cir- cuitry.
This fuse is located on the A1 circuit board. Check fuse and replace as required. Hold ignition switch in position II. If a voltage is present but starter fails to turn, starter is defective and must be replaced. Page 18 Troubleshooting Information KMR 1250 B, LPG, D Starter Fails to Turn Engine Check regulator ORIGINAL When the engine is running, the alternator gener- ates a continuous current flow. Page 19: Starter Turns Engine But Engine Fails To Start KMR 1250 B, LPG, D Troubleshooting Information Starter Turns Engine but Engine Fails to Start Checking S3 seat contact switch Note: Actuating the starter without a load on the seat will crank the engine but not start it!
Disconnect wire connections from seat con- tact switch. Engine is equipped with compression release lever. During engine starting, it can be actu- ated for a short while to ease overcoming engine resistance at top dead center. Page 21: Engine Runs But Machine Fails To Move KMR 1250 B, LPG, D Troubleshooting Information Engine Runs but Machine Fails to Move Transmission drive belt The transmission drive belt tension is adjusted by means of the tension roller.