Hobart Handler 140 Technical Manual

TM-258 267 Page 21Handler 140
Voltage Readings
a) Tolerance − 10 % unless
specified
b) Wiring Diagram − see Section 9
V1 115 volts AC with power cord plugged in
V2 115 volts AC with Power switch S1 On
V3 24 volts AC with Power switch S1 On
V4 30 volts DC with Power switch S1 On
V5 24 volts AC with gun trigger closed with Power
switch S1 On
V6 14.0 volts AC with unit turned on, Voltage switch S2
in position 1 and gun trigger closed
15.6 volts AC with unit turned on, Voltage switch S2
in position 2 and gun trigger closed
17.2 volts AC with unit turned on, Voltage switch S2
in position 3 and gun trigger closed
18.7 volts AC with unit turned on, Voltage switch S2
in position 4 and gun trigger closed
20.2 volts AC with unit turned on, Voltage switch S2
in position 5 and gun trigger closed
V7 14.0 volts AC with unit turned on, Voltage switch S2
in position 1 and gun trigger closed
15.6 volts AC with unit turned on, Voltage switch S2
in position 2 and gun trigger closed
17.2 volts AC with unit turned on, Voltage switch S2
in position 3 and gun trigger closed
18.7 volts AC with unit turned on, Voltage switch S2
in position 4 and gun trigger closed
20.2 volts AC with unit turned on, Voltage switch S2
in position 5 and gun trigger closed
V8 18.7 volts DC with unit turned on, Voltage switch S2
in position 1 and gun trigger closed
20.7 volts DC with unit turned on, Voltage switch S2
in position 2 and gun trigger closed
23.0 volts DC with unit turned on, Voltage switch S2
in position 3 and gun trigger closed
25.1 volts DC with unit turned on, Voltage switch S2
in position 4 and gun trigger closed
27.4 volts DC with unit turned on, Voltage switch S2
in position 5 and gun trigger closed
V9 115 volts AC with unit turned on and gun trigger
closed
V10 2.9 to 15.4 volts DC with unit turned on, Wire Speed
control R2 from min. to max. with Voltage switch S2
in position 1
3.7 to 17.5 volts DC with unit turned on, Wire Speed
control R2 from min. to max. with Voltage switch S2
in position 2
4.5 to 19.9 volts DC with unit turned on, Wire Speed
control R2 from min. to max. with Voltage switch S2
in position 3
5.2 to 22.0 volts DC with unit turned on, Wire Speed
control R2 from min. to max. with Voltage switch S2
in position 4
5.9 to 23.6 volts DC with unit turned on, Wire Speed
control R2 from min. to max. with Voltage switch S2
in position 5
Voltage
Switch S2
Position
Min.
IPM
Max.
IPM
1
2
3
4
55
75
97
118
412
500
528
586
Wire Diameter
And Type
*All tests done with .030 solid wire, .030-.035 liner in
H-100 model 10 foot welding gun, smooth groove
drive roll.
Values are nominal depending on drive roll pressure
and spool hub tension.
Resistance Values
a) Tolerance − 10% unless specified
b) Turn Off unit and disconnect input
power before checking resistance
R1-R8 All values for T1 are less than 1 ohm
R9 Less than 1 ohm with gun trigger pressed,
high resistance with gun trigger open
R10 Less than 1 ohm
R11 Less than 1 ohms at minimum position of
Wire Speed control R2, 50k ohms at
maximum position of R2
.030/.035 Solid
or Flux Core
230 952-A
Wire Speed While Feeding*
Min.
RPM
Max.
RPM
1
2
3
4
22
29
35
40
123
141
160
176
*All tests done with the pressure assembly
open, not feeding wire. Values are nominal.
Drive Motor RPM At No Load*
Voltage
Switch S2
Position
5 134 704
5 43 187

Hobart Handler 140 Specifications

General

Input Voltage	115V
Welding Amperage Range	25-140 A
Duty Cycle	20% @ 90A
Wire Feed Speed Range	40-700 IPM
Weldable Materials	Mild Steel, Stainless Steel, Aluminum
Weight	57 lbs
Processes	MIG (GMAW), Flux-Cored (FCAW)
Input Current	20A
Welding Thickness	24 ga. - 1/4 in.
Input Phase	Single Phase
Maximum Open Circuit Voltage	28V
Wire Size Range	0.023 - 0.035 in