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RETEST AFTER REPAIR
Retest a machine:
• If it is rejected under test for any reason that requires you to remove any mechanical part which could affect
the machine’s electrical characteristics.
OR
• If you repair or replace any electrical components.
ENGINE OUTPUT
Mode No Load RPM Load RPM
Low Idle 2150 - 2220 NA
High Idle 3700 - 3650 3450-3670
WELDER DC OUTPUT
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Maximum 64 - 74 25 - 35 295 - 325
WELDER AC OUTPUT
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Maximum 70 - 79 27 - 35 295 - 325
WELDER CV OUTPUT
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Wire Feed CV High 62 - 71 27 - 34 295 - 325
Maximum Wire Feed CV Med HI 46 - 53 25 - 30 220 - 240
Maximum Wire Feed CV Med LO 46 - 53 20 - 25 155 - 170
Maximum Wire Feed CV Low 46 - 53 15 - 20 135 - 155
AUXILIARY POWER OUTPUT
230 Volt Receptacle 115 Volt Receptacle
Open Circuit Load Volts Load Amps Open Circuit Load Volts Load Amps
Voltage Voltage
245 - 260 210 - 245 48 - 53 120 - 127 106 - 121 58 - 63
AMPHENOL AUXILIARY OUTPUT
42 Volt Auxiliary 115 Volt Auxiliary
Open Circuit Load Volts Open Circuit Load Volts
Voltage Voltage
40 - 46 38 - 42 115 - 128 114 - 126
TROUBLESHOOTING & REPAIR
F-72 F-72
RANGER 300 D AND 300 DLX