DoorHan DS Series User Manual (English)

Questions and Answers:

T
tylerweaverAug 18, 2025
How to troubleshoot a DoorHan DS Lifting Systems dock leveller that is not raised (the motor is not running)?
- W
  williamsjamesAug 18, 2025
  If the DoorHan Lifting Systems dock leveller isn't raising and the motor isn't running, check the following: * Ensure the system has mains supply by checking the electrical cables. * Inspect and replace the main power fuse in the control unit if it's blown. Refer to the control unit manual for guidance. * Verify the safety (limit) switch with the door to ensure it is functioning correctly.
C
Charles JimenezAug 21, 2025
What to do if DoorHan Lifting Systems dock leveler does not lower?
- I
  Isabella SandersAug 21, 2025
  If your DoorHan Lifting Systems dock leveler isn't lowering, possible causes include: * A damaged oil backflow valve. Consider replacing the valve. * A damaged solenoid coil. Replace the solenoid coil. * A misadjusted flow control valve. Check the flow control valve adjustment. * A blocked hose break safety valve. Inspect and adjust the valve in the main cylinder. * No voltage on the solenoid coil. Check connections and electrical wires to the solenoid coil.
R
Robin WardAug 25, 2025
Why is the rising speed too slow on my DoorHan DS dock leveller?
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  christophercontrerasAug 26, 2025
  If the DoorHan Lifting Systems dock leveller rising speed is too slow, consider these potential causes: * Low phase voltage: Check electrical connections and voltage phase. * Leaking fluid: Find and fix the leak. * Misaligned relief valve: Check the settings of relief valve.
P
Paul DavisAug 28, 2025
What causes a DoorHan DS dock leveller not to rise to the required height?
- R
  Randall PetersonAug 28, 2025
  If a DoorHan Lifting Systems dock leveller isn't reaching the required height, it could be due to: * Low fluid level in the power pack tank. Refill the fluid to the normal level. * An unauthorized object or unlubricated rear hinges. Remove any obstructions and lubricate the joints. * A misaligned relief valve. Check the settings of the relief valve.
N
Nicholas RogersSep 1, 2025
What to do if the lip is not coming out on my DoorHan Lifting Systems dock leveller?
- J
  Jesse HernandezSep 1, 2025
  If the lip of your DoorHan Lifting Systems dock leveller is not coming out, consider the following: * Check the level of the working fluid and fill if necessary. * The solenoid valve or the solenoid coil may be damaged and need replacement. * Ensure there is voltage on the solenoid coil by checking connections and electrical wires. * Inspect the dock leveller structure for any unauthorized objects and remove them.
M
Michael WardSep 4, 2025
Why is the lip not coming in on my DoorHan Lifting Systems dock leveller?
- B
  Billy JohnsonSep 4, 2025
  If the lip of your DoorHan Lifting Systems dock leveller is not retracting, consider these potential issues: * Check the level of the working fluid and replenish if needed. * A damaged solenoid valve or solenoid coil could be the cause. Replace the affected component. * Ensure proper voltage to the solenoid coil by checking connections and electrical wires. * Inspect the lip's pushing-in structure for any unauthorized objects and remove them.
S
Scott GrahamSep 7, 2025
Why is the lip coming out slowly on my DoorHan DS Lifting Systems dock leveller?
- M
  Monique MontgomerySep 7, 2025
  If the lip on your DoorHan Lifting Systems dock leveller extends slowly, check these items: * Ensure the working fluid is at the correct level, and add fluid if necessary. * If the working fluid viscosity is too high, replace the fluid. * Verify that the relief valve adjustment is correct.
M
Melody WilkinsonSep 12, 2025
Why is the lip coming in slowly on my DoorHan DS dock leveller?
- K
  Kimberly LittleSep 12, 2025
  If the lip on your DoorHan Lifting Systems dock leveller retracts slowly, check these potential issues: * Ensure the working fluid level is adequate, and add fluid if needed. * If the working fluid's viscosity is too high, replace it. * Verify the relief valve adjustment.

DoorHan DS Series Specifications

General

Brand	DoorHan
Model	DS Series
Category	Lifting Systems
Language	English

DoorHan DS Series User Manual

Table of Contents

Questions and Answers:

DoorHan DS Series Specifications