English 5.906-487.0 Rev. 00 (04/10) 35.11 Motor/pump unit 285.11.1 View from above 285.11.2 Left view 295.11.3 Sectional illustration 305.11.4 Cross section of pump head front view 315.11.5 Single parts, pump head 325.11.6 Electric box, motor (open) 335.11.7 Remove the ventilator wheel of the burner blower 345.11.8 Remove the safety block 345.11.9 Safety block, front view 345.11.10 Safety block, rear view 345.11.11 Safety block, cross section drawing 355.11.12 Remove the detergent injector and the pressure holding valve 355.11.13 Remove the water inlet 365.11.14 Remove the control piston for the pressure switch. 365.11.15 Disassemble the pump 376 Basic settings and service procedures 396.1 Brief overview, dismantling / assembly 396.1.1 Upper section 396.1.2 Back of appliance 406.2 Remove the hose drum 416.2.1 Replace the seal of the rotary grommet 426.3 Remove the rear wall 436.4 Settings, burner 436.5 Adjust safety valve 447 Circuit diagram 0.089-212 458 Troubleshooting 469 Technical specifications 4710 Special tools 4811 Tightening torques 5012 Maintenance intervals 50