Fault Messages And Fault Elimination - Weller WR 3M Manual Del Usuario

20-22
Message/Symptom
Display: "- - -"
HAP 200 is not working
Display: "tip"
Pick-up does not stop
No air at HAP
No vacuum at unsoldering tool − Vacuum hose not or
Status indication of VAC LEDs
incorrect
No display function (display off) No mains supply voltage
VAC LED red

10 Fault messages and fault elimination

Possible cause
− Tool has not been detected
− Tool defective
HAP 200 not connected to
channel 1
Soldering tip of microtool not
correctly inserted or defective
− Vacuum is not fully built up
− Hose defective or kinked
− Spring bias too great
Air hose not or incorrectly
connected
incorrectly connected
− Unsoldering nozzle clogged
Pressure-gauge level not
correctly set
Vacuum system clogged
Corrective measures
− Check connection of tool to
device
− Check connected tool
Connect HAP 200 to channel 1
− Insert soldering tip again
− Replacing defective soldering tip
− Check vacuum at pick-up
connection
− Replace hose
− Reduce spring bias
Connect air hose to AIR nipple
− Connect vacuum hose to Vac
nipple
− Maintain unsoldering nozzle with
cleaning tool
Set pressure-gauge level in special
menu 2
− Turn on mains power switch
− Check mains supply voltage
− Check device fuse
− Clean suction nozzle
− Check filter (13); replace if
yellow
− Clean unsoldering tool – replace
filter
− Check vacuum hose
WR 3M