Note: While Schindler uses a standardized logic, code specificities can vary based on the controller software version installed in your specific unit. Always consult the official technical manual for your specific serial number.
Here are the most common categories and codes you may encounter:
If it is a minor glitch (like a power fluctuation), you may attempt a reset:
If you encounter a fault code on a Schindler 5500, do not randomly reset power, as this can wipe the event log and erase the clue needed to fix the root cause.
| Code | Description (field-known) | Likely Root Cause | |------|---------------------------|--------------------| | DRV 10 | Drive overcurrent | Short in motor windings, failing IGBT module | | DRV 21 | Encoder loss of signal | Incremental encoder dirty/broken, cable loose | | DRV 42 | Brake not released | Brake coil failure, bad relay on brake board | | IO 103 | Door lock circuit open | Defective door lock switch, wiring break on landing | | IO 201 | Car call button stuck | Contaminated COP button (coffee, mechanical jam) | | SAFETY 07 | Overspeed governor tripped | Mechanical reset needed; rope slip or excessive speed | | CAN 05 | No communication with car | Loose CAN connector in traveling cable | | POS 03 | Missing magnet reference | Position magnet missing/demagnetized on rail | | OPB 14 | LCD display timeout | COP display board power issue or flat cable loose |
| Error | Meaning | First Action | | :--- | :--- | :--- | | 0105 | Door lock drop | Check rollers & contacts | | 1210 | Drive overtemp | Clean heat sink | | 2302 | Missing floor magnet | Relearn run | | 3010 | Brake not lifted | Measure brake coil voltage | | 4001 | CAN bus down | Check traveling cable | | 5501 | Software fault | Firmware update |
Note: Always have the specific wiring diagram for your 5500 variant (5500 MRL or 5500 MR) as terminal numbering differs between early (2005-2012) and late (2013+) production runs.
Schindler 5500 elevator error codes are primarily diagnosed through the SMLCD (Schindler Multi-Level Control Display)
located on the elevator controller. These codes typically alternate with status messages to indicate specific faults in the system, such as safety circuit interruptions or component failures. University of Benghazi Common Fault Categories schindler 5500 error codes work
Error codes for the Schindler 5500 often fall into the following critical subsystems: Safety Circuit Faults:
These are common and indicate that a primary safety contact is open or the door safety circuit was interrupted during travel. Load Measurement (LMS) Errors:
Issues with the Load Measurement System often require re-zeroing or recalibrating using known weights (25% to 100% load). Door Operation Failures:
Errors may arise from door closing sequence failures or when the door is stopped outside the designated door zone. PCB and Communication Issues:
Power failures on the BIONIC PCBs or general communication errors between control boards can trigger persistent fault codes. Troubleshooting and Diagnostics Workflow
To address these errors effectively, technicians typically follow a standard work process: Code Identification:
View the alternating error code on the SMLCD. For specific adjustments like the LMS, technicians use the path Status -> LM Load and Frequency to check sensor health. Manual Reference:
Consult the specific fault code manual for the model to find the description, possible causes, and step-by-step troubleshooting instructions. Corrective Actions: LMS Calibration: Accessing the Commands -> CLC commission menu to perform a Zero Load Calibration. Manual Resets: Note: While Schindler uses a standardized logic, code
Some minor errors can be cleared by cycling power, but safety-related faults usually require manual intervention. Digital Monitoring: Systems like Schindler Ahead
provide real-time data insights, allowing for proactive resolution before a total shutdown occurs. Schindler U.S. Technical Support Resources
If an error persists or involves safety critical systems, professional intervention is required: 24/7 Service Line (US): 1-800-225-3123 Inquiries Outside the US: Contact a local Schindler office Documentation:
Detailed technical guides and checklists are often maintained by building managers or available through the Schindler Technical Operations Center range (e.g., 00xx or 02xx series)? Schindler 5500 mid-rise traction elevator
please contact 1-800-225-3123. For inquiries outside the US, please contact your local Schindler office.
Schindler SMART 002 LED Error Codes | PDF | Elevator - Scribd
Finding a complete "paper" or manual for Schindler 5500 error codes often requires accessing proprietary technical documents. However, key troubleshooting data and common error codes for the Schindler 5500 (and similar Miconic or SMART systems) are summarized below based on technical logs and service guides. General Reset Procedures
If the elevator is in a fault state, use these standard reset methods before deeper troubleshooting: Single Reset | Error | Meaning | First Action |
: Press the reset button on the GCIOCF PCBA once and wait for the system to boot. Double Reset
: Press the reset button, wait for the red LED to turn off, then press it again. Power Cycle
: Switch off the main breaker (JH), wait 3 seconds, and switch it back on. Common Error Codes & Troubleshooting Failure Description Likely Cause Recommended Action Invalid Movement Car drifted or movement detected without command. Check brake operation and encoder feedback. I/O Status Fault Abnormal status in the inspection panel circuit (REC/RH). Check for bad relays, inputs, or incorrect overbridgings. Drive Overtemperature The drive inverter has exceeded safe heat levels. Check ventilation and cooling fans. Trip Timeout Car failed to reach the target floor within the set time. Check for mechanical obstructions or drive command issues. Encoder Deviation
Significant difference between commanded and actual position. Inspect for slipping belts or a loose motor encoder. Load Weigh Fault Calibration required for the load measuring system (LMS). Recalibrate using the SMLCD tool (standard code: Unintended Movement Safety system detected movement while doors were open. Reset via hoistway access operation inside the car. Specific Component Diagnostics Load Measuring System (LMS)
: Frequent faults occur if the LMS needs re-zeroing. Access the SMLCD menu under Status > LM Load to check if frequency values are within Safety Circuit
: If the safety circuit is open, the elevator will not start. Verify car gate and landing lock contacts. Door Sequence : Faults related to doors often involve the
signals; check if the motor tries to open/close but times out. Technical Resources
For full electrical schematics and detailed parameter lists, you can reference these community-shared documents: Schindler 5500 Electrical Schematic Diagrams Schindler 5500/6600 LMS Adjustment Guide Schindler 5500 Error Log & Parameter Guide 6.1 Resetting Unintended Movement Trip
To illustrate how this works in practice, consider two real-world scenarios:
Scenario B: The Slow Re-level
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