Table of Contents
Repair Manual C4 2
3.4.5 Removing and fitting the fuses on the mounting plate 67
3.5 Replacing components of the convection system 69
3.5.1 Removing and fitting the motor / fan wheel 70
3.5.2 Removing and fitting the cooking-chamber heating element 74
3.6 Replacing parts of the boiler 77
3.6.1 Cooling and emptying the boiler 78
3.6.2 Removing and fitting the boiler 82
3.6.3 Removing and fitting the boiler drainage pump 87
3.6.4 Removing and fitting the water solenoid valve 89
3.6.5 Removing and fitting the boiler heating element 91
3.6.6 Removing and fitting the water-level probe (electrical appliance) 93
3.6.7 Removing and fitting the water-level probe (gas appliance) 95
3.6.8 Removing and fitting the dehumidifier valve 97
3.6.9 Cleaning the dehumidifier valve 99
3.7 Replacing the parts of the injection system 101
3.7.1 Removing and fitting the injection unit 102
3.8 Replacing the sensors 104
3.8.1 Removing and fitting the drain probe 105
3.8.2 Removing and fitting the bypass sensor 107
3.8.3 Removing and fitting the convection safety thermostat (STB) 109
3.8.4 Removing and fitting the core temperature probe 111
3.8.5 Removing and fitting the boiler sensor 114
3.8.6 Removing and fitting the boiler safety thermostat (STB) 116
3.8.7 Removing and fitting the oven sensor 118
3.8.8 Resetting the safety thermostat (STB) 119
3.9 Replacing components of the waste water system 120
3.9.1 Removing and fitting the CS-chamber drainage pump 121
3.9.2 Removing and fitting the drain box 123
3.10 Replacing components of the cleaning system 125
3.10.1 Preliminary tasks for removing and fitting the cleaning system 126
3.10.2 Removing and fitting the cleaning-fluid unit 128
3.10.3 Removing and fitting the pressure switch 130
3.10.4 Removing and fitting the cleaning-agent/rinse-aid dispensing pump 131
3.10.5 Removing and fitting the circulation pump 133
3.10.6 Removing and fitting the shower head 135
3.10.7 Removing and fitting the recoil hand shower 136
3.10.8 Removing and fitting the backflow preventer 138
3.11 Replacing the solid-state relay 139
3.11.1 Removing and fitting the solid-state relay 140
3.12 Replacing the frequency converter 142
3.12.1 Removing and fitting the frequency converter 143
3.13 Replacing the flowmeter 148
3.13.1 Removing and fitting the flowmeter 149
3.14 Replacing the air-intake box 151
3.15 Replacing the cooling fan 152
3.16 Replacing parts in the gas system 153
3.16.1 Removing and fitting the convection burner fan 154
3.16.2 Removing and fitting the ignition and monitoring electrode 157
3.16.3 Removing and fitting the heat exchanger 158
3.16.4 Removing and fitting the boiler burner fan 159
3.16.5 Removing and fitting the boiler burner 161
3.17 Accessories 162
3.17.1 Fitting the stacking kit 163
3.17.2 Fitting the hood 173