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Welding System
RANGER 305G EFI 12157
Lincoln Electric RANGER 305G EFI 12157 Manuals
Manuals and User Guides for Lincoln Electric RANGER 305G EFI 12157. We have
2
Lincoln Electric RANGER 305G EFI 12157 manuals available for free PDF download: Service Manual, Operator's Manual
Lincoln Electric RANGER 305G EFI 12157 Operator's Manual (52 pages)
Multiprocess DC Welder/AC Generator Featuring Chopper Technology
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 4.89 MB
Table of Contents
California Proposition 65 Warnings
3
Electric Shock Can Kill
4
Table of Contents
6
Installation
8
Technical Specifications
8
Machine Specifications
9
Safety Precautions
10
Location and Ventilation
10
Stacking
10
Angle of Operation
10
Lifting
10
Additional Safety Precautions
10
High Altitude Operation
10
High Temperature Operation
10
Towing
10
Vehicle Mounting
11
Pre-Operation Engine Service
11
Oil
11
Fuel
11
Battery Connections
11
Muffler Outlet Pipe
12
Spark Arrester
12
High Frequency Generators for Tig Applications
12
Remote Control
12
Electrical Connections
12
Machine Grounding
12
Welding Terminals
12
Welding Output Cables
12
Cable Installation
13
Standby Power Connections
13
Electrical Device Used with the RANGER
14
305G Efi
14
Premises Wiring
15
Connection of Lincoln Electric Wire Feeders
16
Operation
18
Safety Precautions
18
General Description
18
Design Features
18
Engine Operation
18
Fuel
18
Welding Controls
19
Arc Control
19
Output Control
19
Engine Controls
20
Starting and Stopping the Engine
20
Stopping
21
Duty Cycle
21
DC Stick Welding
21
Constant Current (Stick) Welding
21
Downhill Pipe Welding
21
Fuel Consumption
21
Tig Welding
22
Typical Current Ranges for Tungsten Electrodes
22
Wire Welding-CV
22
Arc Gouging
23
Auxiliary Power
23
Simultaneous Welding and Auxiliary Power Loads
23
Accessories
24
Options / Accessories and Compatible Lincoln Equipment
24
Maintenance
25
Safety Precautions
25
Routine Maintenance
25
Kohler Engine
25
Engine Maintenance Components
25
Engine Oil Change
26
Engine Oil Refill Capacities
26
Oil Filter Change
26
Air Cleaner Service
26
Air Pre-Cleaner Service
26
Air Filter Paper Element
27
Spark Plug
27
Spark Plug Service
27
Fuel Filter
28
Engine Adjustment
28
Battery Maintenance
28
Servicing Optional Spark Arrestor
29
Welder/Generator Maintenance
29
Storage
29
Cleaning
29
Brush Removal and Replacement
29
Troubleshooting
30
How to Use Troubleshooting Guide
30
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Lincoln Electric RANGER 305G EFI 12157 Service Manual (86 pages)
Brand:
Lincoln Electric
| Category:
Welding System
| Size: 2.4 MB
Table of Contents
Table of Contents
6
Ranger® 305G Efi
6
Service Manual
6
Troubleshooting & Repair
8
How to Use Troubleshooting Guide
8
Pc Board Troubleshooting Procedures
9
Troubleshooting Guide
10
Test Procedures
28
Case Cover Removal and Replacement Procedure
28
Chopper Module Capacitor Discharge Procedure
30
Brush and Slip Ring Service Procedure
32
Rotor Resistance and Ground Test Procedure (Static)
34
Rotor Resistance and Ground Test Procedure (Dynamic) (also Refered to as Flying Resistance Test)
36
Rotor Voltage Test Procedure
37
Flashing Voltage Test Procedure (Engine Not Running)
40
Stator Voltage Test Procedure
43
Stator Short Circuit & Ground Test Procedure
46
Output Rectifier Bridge Test Procedure
49
Chopper Module Function Test Procedure
51
Chopper Module Resistance Test Procedure
53
Weld Control Board Pwm Gate Signal Test Procedure
55
Weld Control Feedback Test Procedure
58
Control Potentiometer and Mode Switch Resistance Test Procedure
61
Remote Receptacle Resistance Test Procedure
64
Idle Solenoid Test Procedure
67
Removal and Replacement Procedures
69
Output Rectifier Bridge and Choke Removal and Replacement Procedure
69
Field Bridge Rectifier Removal and Replacement Procedure
73
Weld Control Board Removal and Replacement Procedure
75
Chopper Module Board Removal and Replacement Procedure
77
Idle Solenoid Removal and Replacement Procedure
80
Stator and Rotor Removal and Replacement Procedure
82
Retest after Repair
86
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