YASKAWA YRC1000 Instructions Manual page 69

HW1484216
Alarm Alarm
No. Name
MOTOWELD
EXCESSIVE
4245
TEMPERAT-
URE
4246 MOTOWELD
INPUT
UNDER-
VOLTAGE
4247 MOTOWELD
WATER
UNDER-
FLOW
4248 MOTOWELD
DIGITAL I/F
WDG.ERROR
4249 MOTOWELD
DIGITAL I/F
NODE
ERROR
6 Alarm and Error
6.1 Alarm
Sub Meaning
Code
103 Sub Code: MOTOWELD's Err Code.
105 Sub Code: MOTOWELD's Err Code.
340 Sub Code: MOTOWELD's Err Code.
002 Sub Code: MOTOWELD's Err Code.
703 Sub Code: MOTOWELD's Err Code.
401 Sub Code: MOTOWELD's Err Code.
402 Sub Code: MOTOWELD's Err Code.
Remedy
(1)Check the ambient temperature
(40 degrees centigrade or less) and
operational ratio (60%).
(2) Check if there are dust, dirt, and
clogging on the dust protective filter.
Clean or replace the dust protective
filter if necessary.
(3)In case of RL350, Check the
thermal guard (Item No.318).
(1)Check the ambient temperature
(40 degrees centigrade or less) and
operational ratio (60%).
(2) Check if there are dust, dirt, and
clogging on the dust protective filter.
Clean or replace the dust protective
filter if necessary.
(3)In case of RL350, Check the
thermal guard of DCL2 (Item
No.312).
(1)Check the ambient temperature
(40 degrees centigrade or less) and
operational ratio (60%).
(2) Check if there are dust, dirt, and
clogging on the dust protective filter.
Clean or replace the dust protective
filter if necessary.
(3)Replace the Main board Pr (MB)-
030(Item No. 504).
Confirm the input voltage.
(1)Fill up the cooling water.
(2)Check the circuit of cooling water.
Confirm the following content.
(1) The LAN cable has not
damaged.
(2) The Ethernet protocol address
setting is correct. (Check that C
parameter of the welding power
source and RS parameter of the
robot controller.)
(3) Welding power source is turn on.
(4) Please confirm the Ethernet
setting (Ethernet function is effective
and sets an IP address (RS
parameter, AxP parameter)) of the
robot control unit.
Check the Node of the each welder
power sources and robot controller.
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