Miller Electric DS-75S12, DS-75S16, DS-75D12, and DS-75D16 manual Diagnostics

Page 29

6-3.

Diagnostics

 

1 LED3 On Right Side Motor

 

Control Board PC1

 

2 LED3 On Left Side Motor

 

Control Board PC101

 

3 LED4 On Dual Board PC70

 

2

 

3

 

1

 

803 063-A

 

 

Display On

 

LED3 Sequence

 

Indicated Error

 

Optional Meter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Left Side Motor Control

 

HELP 11

 

1 Blink

 

 

Communication Error

 

 

 

 

 

 

 

Board PC101

 

HELP 12

 

2 Blinks

 

 

Trigger Error

 

 

 

 

 

 

 

 

 

 

HELP 13

 

3 Blinks

 

 

Tach Error

 

 

 

 

 

 

 

 

 

 

HELP 14

 

*4 Blinks

 

 

Motor Error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Right Side Motor Control

 

HELP 21

 

1 Blink

 

 

Communication Error

 

 

 

 

 

 

 

Board PC1

 

HELP 22

 

2 Blinks

 

 

Trigger Error

 

 

 

 

 

 

 

 

 

 

HELP 23

 

3 Blinks

 

 

Tach Error

 

 

 

 

 

 

 

 

 

 

HELP 24

 

*4 Blinks

 

 

Motor Error

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dual Board PC70

 

HELP 31

 

*4 Blinks

 

 

Communication Error

 

 

 

 

 

 

*Since blink On time and blink Off time are equal in a four-blink

 

 

 

cycle, the four−blink sequence appears as constant blinking.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Error Indications

a lower one (if a motor error and a communica-

 

ride is not enabled), or if the user holds the

Error conditions are indicated by LED3 on

tion error existed, the light would blink four

 

trigger past the postflow phase in a timed

times for the motor error).

 

 

weld. This error also occurs if the trigger is

PC1, PC101 and LED4 on PC70. To view

 

 

• The communication error occurs 2.5 sec-

 

held when the feeder is powered up. The er-

LEDs, turn Off unit, remove wrapper, and turn

 

 

ror may be cleared by releasing the trigger.

unit On.

onds after a loss of communication between

 

• The tach error occurs 2 seconds after the

The LED blinks in a 2.5 second cycle. The

the motor and the optional meter board or

Dual board. The user may continue to weld

 

loss of tachometer feedback. The user may

number of blinks in this period indicates the

with this error. The error may be cleared by

 

continue to weld with this error. The motor

type of error.

turning power Off, waiting a minimum of two

 

speed is regulated through the monitoring of

The priority of the errors is related to the num-

seconds, and turning power On.

 

voltage and current.

• The trigger error occurs if the user has the

• The motor error indicates that the motor

ber of blinks indicating the error. The more

blinks, the more severe the error (motor error

trigger held for more than two minutes with-

 

has been drawing too much current for too

is top priority). A higher priority error overrides

out striking an arc (providing current over-

 

long.

 

 

 

 

 

 

 

 

OM-230 300 Page 25

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Contents Processes OM-230 300ADescription File MIG GmawFrom Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux Incendie ou une explosion LE Soudage peut provoquer unDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresEn ce qui concerne les stimulateurs cardiaques Principales normes de sécuritéInstalling Swivel Into Pipe Post SpecificationsDo not remove Safety Collar until instructed to RatingInstalling Boom And Reel Support Installing Control Box And Adjusting TiltInstalling Guard Installing Wire Guide ExtensionEquipment Connection Diagram Pin Information Control Box ConnectionsPin Plug Information Wire Type, Size, And Feed Speed Capability Table Removing Safety Collar And Adjusting BoomMotor Speed Wire Type Wire Size Feed Speed Capability Gun Recommendation TableDrive Roll Carrier Ejector Button Pressure Door Assembly Installing Drive RollsInstallation RemovalInstalling PD continuous wire guides with PD drive rolls Installing PD Continuous Wire GuidesInstalling wire guides with non- PD old- style drive rolls Installing Non-PD Old Style Wire GuidesInstalling gun without Installing Welding GunInstalling gun with Accu-Mate connec- tion Installing gun without Accu-Mate con- nectionSettings When installing gun, the liner should extend To adjust drive roll pressure, hold nozzleInstall gun. Lay gun cable out straight. Cut off Above Cut wire offRun-In Disabled S1-1 Setting Internal DIP Switches On Motor BoardsManually Adjusted Run-In S1-1 And S1-2 Left Side Motor Control Board PC101 Right Side MotorDigital Meter DIP Switch Setting Equipment DIP Switch Settings For Models With Meters OnlyJog/Purge Power SwitchLeft/Right Select Switch Trigger Hold Switches Trigger Hold SwitchVoltage Control And Digital Meters Voltage ControlsBrush Inspection And Replacement Routine MaintenanceDisconnect power before maintaining = Check ~ = Clean = Replace Reference EveryDiagnostics Trouble Remedy TroubleshootingDisconnect power before troubleshooting OM-230 300 − Electrical Diagram 204 716-B − Parts List Quantity Control Box 193 Knob, Pointer 1.250 Dia x .250 Id W/Two Set Screws Harness Connectors/ReceptaclesBoom Assembly Boom Assembly -1 Item See -1 For Drive Roll & Wire Guide KitsDrive Assembly With Motor Left Side Shown Support, Hub & Reel PD-V Page Page Page Support ServiceYour distributor also gives Miller Electric Mfg. Co To locate a Distributor or Service Agency visitFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s
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