Sertain S4540 - TROUBLESHOOTING - ELECTRONICS; Common Electronic Problems and Solutions

DO NOT USE CHAIR UNTIL YOU HAVE FULLY READ THE INSTRUCTIONS
DO NOT USE CHAIR UNTIL YOU HAVE FULLY READ THE INSTRUCTIONS
6. TROUBLESHOOTING - ELECTRONICS
Problem
Possible Cause Possible Remedy/Action
1 Power indicator does not
light up/ no functions
at all
- No power to the system i.e. not
connected to mains
- Check the power cable is plugged into the mains
power socket and that the power is switched on.
- The fuse has blown - Replace or send control box for repair
- Defective Power Cable
- Defective power cable - On control boxes with
exchangeable power cable change the cable.
- On control boxes with xed cable send it for repair
- Control box defective - Send control box for repair
2 Power indicator lights
up, but actuators/ func-
tions do not run
- Actuator plug not pushed into
control box properly
- Push actuator plug into control box properly
- Control box/control panel
defective
- Replace or send control box for repair
3 No functions at all
when the power cable is
disconected from mains
power
- Battery pack is missing - Replace missing battery pack
- Bad Battery connection - Check the battery connections
- Batteries are at
- Plug the power cable into mains power and
charge for a minimum of 24hrs. If problem persists
employ an approved Sertain/Linak qualied
technician to check the batteries/charging circuit
and/or replace the batteries.
- Batteries are damaged or at the
end of their lifespan
- Replace the batteries with Linak approved
batteries
4 Relays in control box are
heard clicking
- Actuator defective - Replace actuator
- Control box defective - Replace the control box
5 Actuator will drive OUT
but not IN
- Position Lost on actuator - Try performing the Reset/Initialisation procedure.
If problem persists, replace the actuator.
6 No relay noise is heard
from control box Not
valid for CB20/CB6S
OBF/CB16 OBF
- Handset defective - Send handset for repair
- Replace handset
7 Actuator does not run on
battery power, but relay
clicking is heard
- Actuator plug not properly
pushed
- Push actuator plug properly into control box
- Actuator defective - Replace actuator or send for repair
- Control box defective - Replace control box or send for repair
8 Control Box functions
okay apart from one
direction
- Handset defective - Replace handset or send handset for repair
- Control box/panel defective - Send control box for repair or replace
9 Actuator will not drive
IN or OUT. Intermittent
beeping from the con-
trol box when button is
pressed
- Electronics need resetting - Perform the Reset/Initialisation procedure
- Cable to the actuator is either
disconnected or faulty.
- Reconnect or replace the faulty component
- Actuator is faulty - Replace actuator or send for repair
10 One or more actuators
stop while operating
them
- Actuator is overloaded - Reduce or remove load on the chair and try again
11 HILO columns will not
drive IN or OUT
- Electronics need resetting - Perform the Reset/Initialisation procedure
- Cable to column is disconnected
or Faulty.
- Reconnect or replace the faulty component
- Column is faulty - Replace column or send for repair
27© 2019 Careleda M-03 WI-204rev 6 Edited 29.10.2019