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TROUBLESHOOTING & REPAIR
F-69 F-69
RANGER 9 RANGER 9
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 2150-2250 NA
High Idle 3700-3750 3100-3650
WELDER DC OUTPUT
1
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Maximum 65 - 75 25 - 35 245 - 255
WELDER AC OUTPUT
1
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Maximum 73 - 80 25 - 35 250 - 260
WELDER CV OUTPUT
1
Output Control Range Switch Open Circuit Load Volts Load Amps
Volts
Maximum Wire Feed CV High 50 - 54 25 - 35 250 - 260
Maximum Wire Feed CV Med 35 - 38 20 - 24 200 - 240
Maximum Wire Feed CV Low 34 - 38 16 - 19 155 - 190
AUXILIARY POWER RECEPTACLE OUTPUT
1
230 Volt Receptacle 115 Volt Receptacle
2
Open Circuit Load Volts Load Amps Open Circuit Load Volts Load Amps
Voltage Voltage
236 - 255 207 - 245 39 - 43 118 - 127.5 103 - 122 78 - 83
AMPHENOL AUXILIARY OUTPUT
1
42 Volt Auxiliary 115 Volt Receptacle
2
Open Circuit Load Volts Open Circuit Load Volts
Voltage Voltage
43 - 50 40 - 48 115 - 126 110 - 126
FIELD AMPS AND VOLTS
Slip Ring Volts Field Amps
40 - 50 VDC 5.2 - 5.8 Amps DC
1
OUTPUT CONTROL switch set at MAXIMUM (position 10).
2
Output values of each receptacle can vary within the range shown but must be within 2 volts of each other.