Page 2 - SAFETY; WARNING; CALIFORNIA PROPOSITION 65 WARNINGS; The Above For Diesel Engines
FOR ENGINEpowered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumesoutdoors. ...
Page 3 - ii
ii SAFETY ii ARC RAYS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks andthe rays of the arc when welding or observingopen arc welding. Headshield and filter lensshould conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable...
Page 4 - iii; Refer to
iii SAFETY iii FOR ELECTRICALLYpowered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working onthe equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’srecommendations. 8.c. Ground the ...
Page 5 - iv; PRÉCAUTIONS DE SÛRETÉ
iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la seco...
Page 6 - Thank You; Please Examine Carton and Equipment For Damage Immediately
v v Thank You for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual...
Page 7 - TABLE OF CONTENTS; Installation
vi vi TABLE OF CONTENTS Page Installation ................................................................................................................... Section A Technical Specifications .......................................................................................................A-1I...
Page 8 - INSTALLATION; TECHNICAL SPECIFICATIONS – LNTM-23P
TEMPERATURE RANGE OPERATION: - 30 o C o * to +40 o C (- 22 o F to +104 o F) STORAGE: - 40 o C to +40 o C (- 40 o F to +104 o F) ENVIRONMENTAL RATING OPERATING ARC VOLTAGE Constant Voltage (CV) 14-50VDC (90VDC Maximum OCV) RATED CURRENT 250-350 Amps 60% Duty Cycle (Depending on Gun Used) WIRE SPEED R...
Page 9 - INPUT CABLE; SAFETY PRECAUTIONS; • Turn off the input power at the fuse box before
A-2 INSTALLATION A-2 LN™-23P INPUT CABLE : For K316L-1 (6 pin connector) The standard 25 foot input cable between the LN™-23P and the power source (with a K350 Adapter Kit)consists of a six-conductor control cable and a 1/0electrode cable. The control cable has lugged leadson the power source end an...
Page 10 - WIRE DRIVE ROLLS AND GUIDE TUBES; INNERSHIELD GUN AND CABLE; CAUTION
• Other Power Sources: Mount the Adapter Kit to theside of the power source or some convenient locationso its control cable can be connected to the powersource terminal strip. Use the shock mounted mount-ing plate as a template to locate the four 5/32" diame-ter holes that must be drilled in the...
Page 11 - OPERATION; PRODUCT DESCRIPTION; • When inching with gun trigger, electrode and
B-1 OPERATION B-1 PRODUCT DESCRIPTION The K316L-[ ] / LN™-23P is a lightweight, portable wire feedunit which includes calibrated wire speed control, voltage con-trol, wire drive with enclosed 14 lb. wire reel, analog voltmeterand various input control and electrode cable lengths. The LN™-23P was des...
Page 12 - ELECTRIC SHOCK can kill.
B-2 OPERATION LN™-23P B-2 2. Remove compartment cover along with plastic wire reel brake and reel cover. Pull wire end from spooland route it through the liner opening that is mount-ed inside the wire reel case. 3. Pull 2-3 ft. of wire through upper conduit cable piece as shown in picture below. ELE...
Page 13 - DRIVE ROLL PRESSURE; MAKING THE WELD
B-3 OPERATION B-3 DRIVE ROLL PRESSURE The drive roll pressure is pre-set at the factory forproper feeding. If the idle roll tension must be relievedtemporarily, see the Maintenance Section for properadjustment procedure. A D J U S T I N G W I R E F E E D S P E E D A N DVOLTAGE Set the wire feed as s...
Page 14 - ACCESSORIES; OPTIONAL EQUIPMENT; GUN AND CABLE ASSEMBLIES
C-1 ACCESSORIES LN™-23P C-1 OPTIONAL EQUIPMENT GUN AND CABLE ASSEMBLIES K350 ADAPTER KIT Required when using the LN™-23P on any constantvoltage power source. Either one or two LN™-23P’scan be connected to the Adapter. If two LN™-23P’sare connected, they can be set for different proce-dures. The Adap...
Page 15 - MAINTENANCE
D-1 MAINTENANCE D-1 GUN AND CABLE MAINTENANCE Remove spatter from tip after each ten minutes of arctime or as required. Replace worn contact tips and thread protectors asrequired. Replace worn spring liners in nozzles. The life of thespring can be doubled by rotating it 180°. Clean cables after usin...
Page 16 - CIRCUIT PROTECTION; POWER SOURCE
D-2 MAINTENANCE LN™-23P D-2 CIRCUIT PROTECTION Circuit Breaker – The 3.5 amp circuit breaker locatedon the rear of the unit normally trips only when anoverload occurs because of excessive loading in thewire feed cable or a defective motor or control compo-nents. After allowing a few minutes for cool...
Page 17 - TROUBLESHOOTING
E-1 TROUBLESHOOTING E-1 If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact yourLocal Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAUTION This Troubleshooting Guide is provid...
Page 18 - PROBLEMS
E-2 TROUBLESHOOTING E-2 LN™-23P Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact yourLocal Lincoln Authorized Field Service Facility for technical troubleshooting assis...
Page 20 - DIAGRAMS; LNTM-23P ADAPTER KIT WIRING DIAGRAM
F-1 DIAGRAMS F-1 LN™-23P NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag ram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for...
Page 21 - IR
F-2 DIAGRAMS F-2 LN™-23P M 17 51 4 1 2- 01 1 3 4 5 6 2 6 4 2 1 5 * R E L A Y P .C . B O A R D 3 1 C R 2 1 5 2 1 6 0 9 6 0 8 6 1 0 6 0 4B 6 0 7 7 5 B A 6 0 8 7 5A 7 5 B 4 7 6A 7 6B 60 2 60 4 75 76 77 52 1 60 2 60 4 75 76 77 52 1 6 0 2 2 C R B A 6 0 9 5 2 1B 5 2 1A 2 B 2 A 3 1 3 2 4 7 7 7 6 7 5 2 1 6 ...
Page 22 - LNTM-23P WIRING DIAGRAM
F-3 DIAGRAMS F-3 LN™-23P C R M 3 3 0 7 4 ( 8 /0 1 ) 1 4 M 1 4 1 9 7 H F G E C D F E D C B A FO R C O D ES B EL O W 1 08 92 NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag ram for a particular code is pasted inside the machin...
Page 24 - CONNECTION OF LNTM-23P’S AND ADAPTER KIT TO SAM-400 ENGINE WELDERS
F-5 DIAGRAMS F-5 LN™-23P NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diag ram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for...