9.2.1 Maintenance Notices.............................................................................. 118
9.2.2 Routine Maintenance..............................................................................119
9.2.3 Cleaning Air Inlet and Outlet.................................................................. 120
9.2.4 Fan Maintenance....................................................................................120
10 Appendix..............................................................................................................123
10.1 Technical Data................................................................................................123
10.2 Wring Distance of DI Dry Contact.................................................................. 132
10.3 Quality Assurance...........................................................................................133
10.4 Contact Information........................................................................................ 134
VII