Miller Maxstar 161 STH Manual del usuario - Página 32
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SECTION 8 − MAINTENANCE AND TROUBLESHOOTING
8-1. Routine Maintenance
n = Check
* To be done by Factory Authorized Service Agent
Every
3
Months
nl Labels
Every
3
Months
nΔ lCables And Cords
Every
6
Months
~:During heavy service, clean monthly.
8-2. Meter Troubleshooting Displays
.
All directions are in reference to the
front of the unit. All circuitry referred to
is located inside the unit.
1
Typical meter display may be in
several segments. Each segment is
shown for two seconds, and then
scrolls to the remaining segments
of the display. The message then
repeats itself.
Release Trigger Error:
w [RELEASE TRIGGER]
Remote 14 receptacle contactor control
(Pins A−B) must be opened before pro-
ceeding.
w [See O.M. ERROR 7.2.3]
Serial Communication to the user interface
card board has been lost. To clear error, turn
off power. If error does not clear or happens
,
frequently
contact a Factory Authorized
Service Agent.
Over Temperature Errors:
OM-275099 Page 28
.
A complete Parts List is available at www.MillerWelds.com
!
Disconnect power before maintaining.
.
Maintain more often during severe conditions.
Z = Change
~ = Clean
n l Gas Hoses
!
Do not remove case when blowing out inside of unit.
Blow out inside. Direct airflow through front and back louvers.
1
RELE
w [OVER TEMPERATURE]
Over temperature condition in the primary
inverter circuitry has occurred. Error will
clear after the temperature has reached ac-
ceptable levels. Or, over temperature of the
weld output circuitry has occurred. Error will
clear after the temperature has reached ac-
ceptable levels.
Temperature Sensor Failure:
w [See O.M. ERROR 3.4.1]
Indicates a short or open in the thermal pro-
tection circuitry located in the primary in-
verter circuitry of the unit. Contact a Factory
Authorized Service Agent if this display is
shown.
w [See O.M. ERROR 3.3.1]
Indicates a short or open in the thermal pro-
tection circuitry located in the weld output
circuitry of the unit. Contact a Factory Au-
thorized Service Agent if this display is
shown.
Latching Errors:
Δ = Repair
l = Replace
~ Weld Terminals
w [See O.M. ERROR 1.3.4]
Secondary clamp voltage too high.
Straighten out or shorten weld cables. If this
does not correct the problem, contact a
Factory Authorized Service Agent.
w [See O.M. ERROR 1.4.0]
Indicates failure of primary input circuitry.
Check input power and if error does not
clear contact a Factory Authorized Service
Agent.
w [See O.M. ERROR 1.4.3]
Input current too high. To clear error, re-
move power from unit, then reconnect pow-
er to unit. If this error does not clear or hap-
pens frequently, contact a Factory Autho-
rized Service Agent.
Not Valid Error:
w [Not Valid]
Indicates a non-allowable set-up on the
front panel.