Miller Electric 600 X, 500D manual Standard Generator Power

Trouble	Remedy
Low CV weld output.	Set Ampere Range switch to highest range.
	Increase Voltage/Amperage Adjust Control setting.
Min or max CV weld output only.	Check position of Voltage/Amperage Adjust control and Voltage/Amperage Adjust switch.
	Repair or replace remote control device.
	Have Factory Authorized Service Agent check Amperage/Voltage Adjust Control R1, and field current
	regulator board PC1.
C. Standard Generator Power

Trouble	Remedy
No generator power output at ac recep-	Reset receptacle supplementary protectors.
tacles; weld output okay.
	Reset GFCI receptacle.
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 9-8or 10-9). Have Factory Authorized Service
	Agent check integrated rectifier SR1, capacitor C9, and the rotor.
	Reset supplementary protector CB12. Have Factory Authorized Service Agent check diode D1 .
	Have Factory Authorized Service Agent check brushes and slip rings, and field excitation circuit.
High output at generator power ac re-	Check engine speed, and adjust if necessary.
ceptacles.
	Have Factory Authorized Service Agent adjust generator power field current resistor R3.
Low output at generator power ac recep-	Check engine speed, and adjust if necessary.
tacles.
	Check fuse F1, and replace if open (see Section 9-8or 10-9). Have Factory Authorized Service Agent
	check integrated rectifier SR1, resistor R3, and capacitor C9.
D. Optional Three-Phase Generator Power (CC/CV Models Only)

Trouble	Remedy
No or low output at optional three-	Place Process/Contactor switch in Weld Terminals Always On - Stick position (see Section 7-3).
phase generator/receptacle RC5.
	Reset supplementary protector CB7(see Section 8-2).
	Reset supplementary protector CB5 (see Section 9-8or 10-9).
	Check engine weld/power speed, and adjust if necessary (see Section 9-6or 10-6).
	Have Factory Authorized Service Agent check brushes and slip rings, and field current regulator board
	PC1.
High output at optional three-phase	Check engine weld/power speed, and adjust if necessary (see Section 9-6or 10-6).
generator/receptacle RC5.
	Have Factory Authorized Service Agent check field current regulator board PC1, and PC1 voltage
	feedback circuit.
Erratic output at optional three-phase	Have Factory Authorized Service Agent check brushes and slip rings, and field current regulator board
generator/receptacle RC5.	PC1.

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