Trouble Shooting - Bosch ADW 511A Installationsanleitung

56 en | Trouble shooting
10

Trouble shooting

Do not interfere with the PC board.
Faulty PC boards must be replaced and returned to the manufacturer.
No LED display,
fire panel malfunc-
tioning
General fault
FAULT LED lights up
Leakage fault
FAULT LED
flashes 1:1
Pinching fault
FAULT LED
flashes 3:1
Wrong initial setup
fault
all LEDs
flashing 3:1
No LED display,
fire panel in alarm
status,
no fire
Differential alarm,
no fire
ALARM DIFF LED
activated
Maximum alarm, no
fire
ALARM MAX LED
activated
BDL -F.01U.004.036 | A2 | 2006.11
Display Status
No power
Voltage available
Display
Check hoses in detector box
Check testing device
Check supply to sensor tube
All the above items OK
Check hoses in detector box
Check testing device
Check sensor tube for leak-
age
Perform visual check of
entire sensor tube system
Check program selection
switch setting
Check Reset input
Check alarm function via pro-
gram selection switch, posi-
tion A
Check fire panel
Check program selection
switch setting
Check alarm function via pro-
gram selection switch, posi-
tion A
Check program selection
switch setting
Check alarm function via pro-
gram selection switch, posi-
tion A
Installation Guide
Measure
Measure voltage
on terminal 1/2
Measure
Linear heat detector ADW 511A Transafe
Possible causes
– Error in fire panel
– Supply interrupted
– Fuse in ADW faulty
– PC board faulty
Possible causes
– Internal hoses not fitted or
pinched
– Motor wiring detached
– Motor or gears faulty
– Pressure pump faulty
– Faulty connection to detector
box
– Plastic hose leaking or pinched
– Watchdog reset fault
– PC board or software fault
– Small leak in internal hose
– Small leak in pressure pump
– Small leak in sensor tube (hair-
line crack, loose screw joint)
– Sensor tube pinched at detec-
tion point
– Switch incorrectly set
– Input under continuous activa-
tion
– PC board in ADW faulty
– PC board or software fault
– Wiring error
– Error in fire panel
– Sensitivity level set incorrectly
for current application
– PC board in ADW faulty
– PC board or software fault
– Sensitivity level set
– incorrectly for current applica-
tion
– PC board in ADW faulty
– PC board or software fault
Bosch Sicherheitssysteme GmbH