Welbilt C4 12.20, Operating Manual, Page: 6 / 115

5.3 General Operator-Aided Cleaning Process Instructions 78
5.3.1 How to Semi-Automatically Clean the Oven Cavity 78
5.3.2 How to Manually Clean the Oven Cavity 81
5.3.3 How to Clean the Oven Cavity Section Behind the Suction Panel 83
5.3.4 How to Clean the Double Glass Door 84
5.3.5 How to Clean the Hygienic Plug-In Gasket Thoroughly 85
5.4 Specific Cleaning Instructions 86
5.4.1 Release the suction panel and lock it back in place 86
5.4.2 Removing and Installing the Hygienic Plug-In Gasket 89
5.4.3 Emptying the Loading Trolley's Condensate Collecting Tray 91
5.4.4 Releasing the Inner Glass Door and Locking it Back in Place 93
5.4.5 Emptying and Cleaning the Grease Collection Canister (ConvoGrill Only) 95
5.4.6 Replacing the Rinse Aid Canister 96
5.4.7 Replacing the Cleaning Agent Canister 98
5.4.8 Adding Cleaning Agent from Single-Measure Dispensing Bottles to the Inside of the Oven Cavity 100
6 How to Perform Maintenance on the Combi Oven 102
6.1 Maintenance Basics 102
6.1.1 Contact Customer Service 102
6.1.2 Warranty information 103
6.1.3 Maintenance Schedule 104
6.2 Troubleshooting 105
6.2.1 Error codes 105
6.2.2 Emergency Mode 106
6.2.3 Problems During Operation 109
6.3 Maintenance Work 111
6.3.1 Replacing the hygienic removable gasket 111
6.3.2 Replacing the oven light halogen lamp 112
Table of Contents
Operating Manual 6