Fault – Cause – Remedy
26
Instructions for Use Photo-Therapy 4000
Fault – Cause – Remedy
Maintenance
Maintenance intervals
Clean and disinfect device or device parts before each
maintenance step – and also when returning for repair!
Replacing fuse
z
Disconnect from the mains power supply.
z
Disconnect the mains cable from the phototherapy lamp.
1
Open the fuse drawer below the mains inlet and remove
the fuses.
z
Replace the faulty fuse with a new one of the same value.
z
Close the fuse drawer and re-connect to the mains.
z
Check that the lamps work.
Fault
Cause
Remedy
No lights come on
Not connected to mains power
Connect to the mains
Faulty fuse
Replace fuse
Not switched on
Switch on
Some pairs of lights do not
come on
Faulty switching unit
Have switching unit replaced by DrägerService
or trained service personnel
Faulty lights
Have lights unit replaced only by DrägerService
or trained service personnel
Inspect device
annually by specially trained
personnel
Clean vents
annually by specially trained
personnel
Replace blue
phototherapy lamps
every 1000 operating hours by
DrägerService or trained service
personnel
WARNING
Before replacing fuse, disconnect lamp from mains
power supply. Danger of electric shock.
CAUTION
Fuses must be of the same value as those they replace, see
"Technical Data" on page 27.
007
Fuse
1
