JOBO - Jobo processor ATL 2000 ATL 3000 Service Manual

Comprehensive service manual for the JOBO AutoLab ATL-2000 and ATL-3000 automatic processors. This detailed technical document provides everything needed to maintain, diagnose, and repair these professional photographic processing systems. The manual begins with operating instructions specific to each model, walking you through proper setup and day-to-day operation. The diagnostics section features a systematic fault classification table with step-by-step troubleshooting methods covering equipment faults, sensor faults detected with an oscilloscope, memory errors, logic faults, and electronic failures—each approach tailored to how you'll actually isolate the problem using a digital multimeter or other test equipment. Mechanical maintenance is broken down into detailed removal and installation procedures for the ATL-3000 hood, manual sprayer, cold water connections, motor cover, and the control unit accessed from both front and rear. You'll find exploded assembly drawings for the complete processor, motor control unit, and all subassemblies, plus full schematics of the control board, main board, interface board, and transformer board layouts. The service menu also covers pump maintenance in practical detail and walks through work on the chemical distributor, air distributor, air switching stage, lifting arm, and solenoid valves. An essential workshop reference for technicians responsible for keeping these professional systems running.