MAINTENANCE
15
Trouble
Possible causes
Solution
The perator does not work
1. No power supply
2. The fuse is blown
1. Tur the power on
2. Replace the fuse
The door does not open with the remote
control
1. Remote control code is not recorded
2. Remote control battery is low
1. Re-record the remote control
2. Replace the battery supply
Remote control sensing distance too
small
Remote control battery is low
Replace the battery supply
The guide chain moves, but the door
does not move
The carriage is disengaged and not connected to the
chain support
Align the carriage with the support and engage the
carriage
Sound alarm is on
1. The door is open
2. Audible warning of used 2000 cycles
formaintenance
1. Close the door
2. Turn off the power and turn it on again
The door does not reach the end position
or does not work
Error when programming
Perform programming
The door works intermittently, but the
indicator lights «H»
Electronics failure due to high humidity
Clean the control board (by technician)
The door suddenly stops, the indicator
lights «F»
1. The door met an obstacle, orthe mechanics is
jammed
2. Power supply is unstable
1. Check the door mechanics, remove the obstacle
2. Check the supply voltage
When the system is workung, a creak is
audible
Lack of lubrication of the guide chain after prolonged
working
Lubricate the chain
The chain generate noises and frictions
with the guide
The chain elongated
Lubricate the chain gearwheel and tension the chain
10. TROUBLESHOOTING
9. MAINTENANCE
The Sectional-750/1000/1200/Fast-750 automatic system does not require any special servicing.
Repairs may be carried out only by a qualified technician trained and certified at an authorized DoorHan
centre.
Be sure that after completion of installation the installer has shown the user how to release the door in case
of emergency and has given instructions on proper operation and maintenance of the automated system.
When carrying out maintenance, it is recommended to use DoorHan original spare parts.
Carry out maintenance of the automatic system at least every six months.
Regularly check if the door is properly balanced and moves smoothly when automatically operated.
Regularly check if the safety devices are in good working condition.
In case of power failure you may need to restore operator’s settings. Once the power supply is restored,
check the automatic system for proper operation. If the operator settings have changed reprogram them
following the instructions given in the corresponding paragraph of this manual.
In case of power failure the door will stop. As soon as power supply is restored you can control the opera
tor as usual.
After expiration of life time, the item shall be delivered in a specialized disposal point!
If you have lost this Manual, you may request for the duplicate copy to the following address: Kralovsky
VRCH 2018, Kadan, 43201, Czech Republic, or by e mail: [email protected].
The producer (DoorHan) does not supervise the installation of operators, or carry out their maintenance,
thus DoorHan cannot be held liable for safety of installation, operation and maintenance of the equipment.
