Dräger PSS Merlin User Manual

Troubleshooting
Dräger PSS
®
Merlin
®
25
7 Troubleshooting
The troubleshooting guide shows fault diagnosis and repair information applicable to users of this product. Further
troubleshooting and repair information is available in instructions for use supplied with associated equipment.
Where the troubleshooting guide shows more than one fault or remedy, carry out repair actions in the order that they appear in
the guide.
Contact trained service personnel or Dräger when the remedy information indicates a service task, or if the symptom remains
after all remedy actions have been attempted.
7.1 Entry Control Board
7.2 Radio Module (Bodyguard
®
II only)
Symptom Fault Remedy
8 character display fault code:
CLK ERR
RDIO ERR
FLSH ERR
KEY ERR
SYST ERR
CH ERR
LOW BCKP
SHUTDOWN
Key held down too long
Backup battery discharged
Excessive low battery condition
Both batteries removed
Contact Dräger Service
Contact Dräger Service
Contact Dräger Service
Release key
Contact Dräger Service
Contact Dräger Service
Charge for 24 hours
Charge for 24 hours
Fit charged batteries
Flashing amber/alarm
Low batteries Charge batteries
Time clock display incorrect Incorrect setting Reset as per instructions for use
Date clock display incorrect Incorrect setting Reset as per instructions for use
Unable to reset time and/or date Key pad malfunction
Display failure
Contact Dräger Service
Contact Dräger Service
Digital clock – colon not flashing Display failure Contact Dräger Service
Sleep Mode – No time and/or date
displayed (main batteries removed or
discharged)
Backup battery discharged Charge for 24 hours
Sleep Mode – No time and/or date
displayed (main batteries charged)
Circuit failure Contact Dräger Service
Cannot read tally Transponder or magnet failure
Transponder or reed switch failure (ECB)
Replace tally
Contact Dräger Service
Cannot write to tally Tally inserted in wrong channel
Tally not inserted
Transponder failure
Magnet failure
Reed switch failure (ECB)
Insert tally into channel 1
Insert tally into channel 1
Replace tally
Replace tally
Contact Dräger Service
No display on channel screen
following insertion of tally
Magnet failure
Reed switch failure (ECB)
Circuit failure
Replace tally
Contact Dräger Service
Contact Dräger Service
Symptom Fault Remedy
Green LED of IR link unit does not
momentarily illuminate on connection of
battery to radio module
Battery discharged
Dirty terminals on battery/radio module
IR link not connected to radio module
IR link damaged
Faulty radio module
Charge battery
Clean terminals
(do not use abrasive material)
Connect IR link
Replace IR link
Replace radio module
Intermittent short flash off of the red LED Low battery Charge battery

Dräger PSS Merlin Specifications

General

Brand	Dräger
Model	PSS Merlin
Category	Firefighting Equipment
Language	English