Error Codes Solutions

Error 19 1. Usually Caused By Unit Traveling From Carpet To Tile Going On To Elevators Driving Over Uneven Tile Floors - Non-Fatal

1. Recalibrate the Charger Board 2. Replace the Charger Board 3. ERROR 103 - Safety Contactor Contacts Stuck Closed 4. ERROR 104 - Refer to Service Note 3684

1. Check for defective crimp connections on the Main Harness Cable leads between Drive Handle Assembly. Also check J8 plug to CPU. 2. Defective CPU or Drive Control/Drive Power Amplifier boards 3. Re-Cal Drive Handle with Drive Enable picked up, if can’t Cal Drive Handle-Replace Handle Assembly 4. Shorted Diode on Brake Assembly 5. Defective Handle Enable Switch(es) 6. CPU 10V Ref. To Handle Transducers Missing Or Low 7. Possible Tube Park Latch Problem (Also Applies To Newer Hall Effect) 8. Drive Wheel Problems--Drive Belt, Foreign Material Buildup On Axle 9. Bumper Switch Problems 10. Bad Front Casters 11. Bad Motor Brushes - See NOTE 2 Below. 12. Bad LVLE Power Supply 13. Check R1 And R2 (Dynamic Brake Resistors) For Proper Soldering/Connection NOTE 1: Verify That On Older Units That FMI-10231 Was Accomplished (Upgrading The Drive Control Board 46-232834G1-C/G1-D). NOTE 2: Random 200 Series Errors Could Be Caused By Loose Connections At K1 And K2 Drive Relays, Or Bad Motor Brushes (single brush assembly is 2170759). Check For Curled Fish-paper Insulator On Rear Of The Cassette Draw That Might Be Cutting Into The Cable Assemblies. NOTE 3: Runs On Charger Board J2-5 To K215 And On Drive Amp Board J10 To K145 And J5 Or J6 To K145 Burned Open = Shorted Brake Assembly (CQA 911200) NOTE 4: Stall LED(s) Lit On Drive Control Board -Try Re-Calibrating The Handle - Also Could Be Caused By Poor Ground Connections On AMX1A2TS1-4, 5, 6, Or 7 (Behind LVLE) NOTE 5: “RELEASE HANDLE” Message And Unit Stops (Intermittent) - F9 Fuse/Fuse-holder Stressed NOTE 6: AMX-4 Jerks Forward-Faster Than MAX Speed--+15vdc (LVLE) Dropped To +9vdc. Replace LVLE (T3497L). Refer To CQA 965947 NOTE 7: Unit Drives At Slow Speed Initially (NO Error Codes), And Eventually Gets Up To Proper Speed. SOLUTION: On Newer Style Base Assemblies, With The Newer Motor Mounting Assy. - Check For Drive Belt Tightness (The Motors Are NOT Spring-Loaded; They Are Tightened Down After The Proper Belt Tension Is Obtained.