Operation, Maintenance, and Troubleshooting Guide
Applicable Models: DCU1-NT, DCU1-2M-NT, DCU1, DCU1-2M
6. Fault Messages
6.1 Keypad Programme Switch TPS / Display Programme Switch DPS
The following table lists fault indications represented by LED patterns on the display switches.
| Display Pattern | Designation / Error Type | Fault Codes |
|---|---|---|
| ––––– | No operating voltage | - |
| –––xx | Drive too hot | 45, 46, 48, 75, 78 |
| ––x–x | Position error | 26, x.x |
| ––xx– | SIS (Safety Sensor) | 13, 19 |
| ––xxx | Motor error | 10, 11, 12, 71, 72 |
| –x––x | Activation longer than 4 min | 35, 36, 37, 38, 39, 40 |
| –x–xx | Interlocking door system, vestibule | 33 |
| –xx–– | Rechargeable battery | 61 |
| –xxx– | Opening time too long | 64 |
| x–––x | Alarm | 07, 08, 32, 42, 44 |
| x––xx | DCU104 | 50 |
| x–x–– | SIO, BO | 27, 29, 41 |
| xx––– | Mains power failure | 03 |
| xx––– | Control error | 01, 02, 28, 47, 60, 63, 65, 70, 77, 79 |
| xxx–– | Locking error | 16, 17, 18, 51, 53 |
| xxx–x | Communication error | 15, 34, 54, 55 |
6.2 Mechanical Programme Switch MPS/MPS-ST
If a fault occurs in the system, this is indicated by the LED lighting up permanently. Notify a service technician if this occurs.
7. What to do if...? (Troubleshooting)
| Problem | Cause | Remedy |
|---|---|---|
| Door only opens and closes slowly | Floor guide area dirty |
|
| Door only opens and closes slowly | Obstruction in travel path |
|
| Door only opens and closes slowly | Closing safety sensor (SIS) interrupted or misaligned |
|
| Door opens and closes constantly | Obstruction in sliding path, e.g. stone in floor guide area |
|
| Door opens and closes constantly | Light beams or reflections (e.g. wet floor, plants) in detector area |
|
| Door only opens a crack | Obstruction in travel path |
|
| Door does not open | Obstruction in travel path |
|
| Door does not open | Movement detector defective or misaligned |
|
| Door does not open | Mode is set to "Night/Locked" or "Off" |
|
| Door does not open | Floor locks are locked |
|
| Door does not unlock or lock | Locking defective |
|
| Programme switch cannot be operated | Switch is blocked or requires password |
|
Resetting Fault Memory
With keypad programme switch:
- Use key 1 or 2 to change to the mode of operation “Off”.
- Press keys 1 and 2 simultaneously for 1s.
DPS with OFF key:
- Set mode of operation “Off”.
- Activate keys + & simultaneously for 1s.
After finding the fault, select the desired mode of operation again.
8. Cleaning and Maintenance
WARNING! Risk of Electric Shock
- Risk of electric shock due to improper cleaning!
- Doors should only be cleaned by trained personnel.
- Set the mode of operation to “Off”.
- Secure door leaves against accidental movement before cleaning.
8.1 Cleaning Guide
| Component | Cleaning Method |
|---|---|
| Safety sensor | Wipe with moist cloth. |
| Glass surfaces | Wipe with a suitable glass cleaner and dry. |
| Stainless surfaces | Wipe with non-scratching cloth. |
| Coated surfaces | Wipe with water and soap. |
| Anodised surfaces | Wipe with non-alkaline potassium soap (pH 5.5...7). |
| Programme switch | Wipe with damp cloth. Do not use cleaning agents. |
8.2 Maintenance Intervals
The owner must ensure the system is working perfectly. Maintenance is indicated on the programme switches:
- Display Programme Switch: A red dot (17) appears at the bottom right.
- TPS: "Reduced opening width" LED (18) flashes.
- MPS/MPS-ST: LED (19) flashes.
| Door System Variation | Calendar Period | Opening Cycles |
|---|---|---|
| Standard | 1 year | 500,000 |
| FR variant / RD variant | 1 year | 200,000 |
| T30 variant | ½ year | 200,000 |
8.3 Rechargeable Battery Disposal
Important: Rechargeable batteries must not be disposed of with household waste. Please dispose of batteries at a municipal collection point or in-store. GEZE automatic sliding door systems contain NiCd rechargeable batteries which must be replaced after 2 years at the latest.
9. Safety-related Inspection
In compliance with DIN 18650-2 and EN 16005, the safe condition of power operated doors must be checked before initial commissioning and once a year by a professional authorised by GEZE.
10. Technical Data
- Opening speed: 0.03 m/s ... 0.8 m/s
- Closing speed: 0.03 m/s ... 0.8 m/s
- Electrical connection: 230 V; 50 Hz according to DIN IEC 60038
- Connected load: max. 300 VA (Powerdrive PL: max. 450 VA)
- Fuse protection: Power supply connection 230 V, on site 10 A
- Current for external devices: 24 V DC connection; max. 1000 mA
- Accumulator specifications: 24 V; 700 mAh
- Temperature range: –15 °C to +50 °C (dry rooms only)
- IP rating: IP 20