Fault - Cause - Remedy; Maintenance; Maintenance Intervals; Replacing Fuse - Dräger Photo-Therapy 4000 Instructions For Use Manual

Fault – Cause – Remedy
Fault – Cause – Remedy
Fault
No lights come on
Some pairs of lights do not
come on

Maintenance

Maintenance intervals

Clean and disinfect device or device parts before each
maintenance step – and also when returning for repair!
Inspect device
Clean vents
Replace blue
phototherapy lamps

Replacing fuse

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.
Disconnect from the mains power supply.
Disconnect the mains cable from the phototherapy lamp.
1 Open the fuse drawer below the mains inlet and remove
the fuses.
Replace the faulty fuse with a new one of the same value.
Close the fuse drawer and re-connect to the mains.
Check that the lamps work.
26
Cause
Not connected to mains power
Faulty fuse
Not switched on
Faulty switching unit
Faulty lights
annually by specially trained
personnel
annually by specially trained
personnel
every 1000 operating hours by
DrägerService or trained service
personnel
Remedy
Connect to the mains
Replace fuse
Switch on
Have switching unit replaced by DrägerService
or trained service personnel
Have lights unit replaced only by DrägerService
or trained service personnel
1
Fuse
Instructions for Use Photo-Therapy 4000