Complete Parts List available at www.MillerWelds.com
OM-282374 Page 70
Trouble
Remedy
Low CV weld output.
Increase Voltage/Amperage Adjust Control setting.
Min or max CV weld output only.
Check position of Voltage/Amperage Adjust control and Process/Contactor switch.
Repair or replace remote control device.
Have Factory Authorized Service Agent check Amperage/Voltage Adjust Control and field current
regulator board.
B. Standard Generator Power
Trouble
Remedy
No generator power output at AC
receptacles; weld output okay.
Reset receptacle supplementary protectors. Reset GFCI receptacle.
Check fuse F1, and replace if open (see Section 8-10). Have Factory Authorized Service Agent check
integrated rectifiers SR1 and SR2, resistor R3, and capacitor C6.
No generator power or weld output.
Disconnect equipment from generator power receptacles during start-up.
Check fuses F1 and F2, and replace if open (see Section 8-10). Have Factory Authorized Service Agent
check integrated rectifiers SR1 and SR2, capacitor C6, and the rotor.
Reset supplementary protector CB4. Have Factory Authorized Service Agent check integrated rectifier
SR1 .
Have Factory Authorized Service Agent check brushes and slip rings, and field excitation circuit.
High output at generator power AC
receptacles.
Have engine Factory Authorized Service Agent check engine speed.
Have Factory Authorized Service Agent adjust generator power field current resistor R3.
Low output at generator power AC
receptacles.
Have engine Factory Authorized Service Agent check engine speed.
Check fuse F1, and replace if open (see Section 8-10). Have Factory Authorized Service Agent check
integrated rectifier SR2, resistor R3, and capacitor C6.
Have Factory Authorized Service Agent check brushes and slip rings.
C. Three-Phase Generator Power
Trouble
Remedy
No or low output at three-phase gener-
ator/receptacle RC5.
Reset supplementary protector CB1 (see Section 7-1).
Have engine Factory Authorized Service Agent check engine speed.
Have Factory Authorized Service Agent check brushes and slip rings.
High output at three-phase generator/
receptacle RC5.
Have engine Factory Authorized Service Agent check engine speed.
Erratic output at three-phase generator/
receptacle RC5.
Have Factory Authorized Service Agent check brushes and slip rings.
