Maintenance ......................................................................................... 63
Overview .................................................................................................................... 63
Routine Maintenance ................................................................................................. 64
Controller Calibration ................................................................................................. 65
Replacement Procedures........................................................................................... 70
Overview .................................................................................................................... 79
Controller Diagnostics ................................................................................................ 79
Parts List ............................................................................................... 91
UMC800 Controller .................................................................................................... 91
Specifications ........................................................................................ 93
Introduction................................................................................................................. 93
Controller Design........................................................................................................ 93
Design ........................................................................................................................ 97
PV Inputs.................................................................................................................. 100
Multilanguage Safety Sheets
Service Centers
vi
UMC800 Controller Installation and User Guide
Release F
4/01