Chicago Electric 65818 Owner'S Manual & Safety Instructions Download Page 1

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Owner’s Manual & Safety Instructions

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Keep this manual for the safety warnings and precautions, assembly, 

operating, inspection, maintenance and cleaning procedures.  Write the product’s serial number in the 
back of the manual near the assembly diagram (or month and year of purchase if product has no number). 
Keep this manual and the receipt in a safe and dry place for future reference.

When unpacking, make sure that the product is intact 

and undamaged.  If any parts are missing or broken, 

please call 1-888-866-5797 as soon as possible.

Copyright

©

 2011 by Harbor Freight Tools

®

.  All rights reserved.  

No portion of this manual or any artwork contained herein may be reproduced in 

any shape or form without the express written consent of Harbor Freight Tools.  

Diagrams within this manual may not be drawn proportionally.  Due to continuing 

improvements, actual product may differ slightly from the product described herein.  

Tools required for assembly and service may not be included.

Read this material before using this product. 
Failure to do so can result in serious injury. 
SAVE THIS MANUAL.

REV 16l

Summary of Contents for 65818

Page 1: ...ce When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2011 by Harbor Freight Tools All rights...

Page 2: ...rstood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator Work Area Safety 1 Keep your work area clean and well lit...

Page 3: ...not overreach Keep proper footing and balance at all times Proper footing and balance enables better control in unexpected situations 4 INHALATION HAZARd Welding and Cutting produce TOXIC FUMES Exposu...

Page 4: ...y mark empty Contact local solid waste authorities for instructions on correct disposal or recycling of empty cylinders 6 KEEp WRENCH ON ACETyLENE CyLINdER S VALVE whenever cylinder is in use to allow...

Page 5: ...ER check for leaks using a flame If the odor continues do not use the Torch Call acetylene supplier for assistance 11 Read and understand all instructions and safety precautions as outlined in the man...

Page 6: ...by children or pets to prevent distraction and injury 2 Remove all combustible material from area and or cover surfaces with fire resistant material 3 The work area must have a fireproof floor 4 Secu...

Page 7: ...orch Handle 7 a Remove the plastic inlet covers b Make sure both check valves are in place on the torch handle c Connect the green oxygen hose to the oxygen Check Valve 11 on the Torch Handle d Connec...

Page 8: ...d 15 pSI ACETyLENE pRESSURE Acetylene Regulator 10 Leak Test 1 Step 3 Set Testing pressures 10 pSI Oxygen Regulator 9 20 pSI 4 Check all connections for leaks using soapy water If leaks are found tigh...

Page 9: ...ks b If the connection still leaks try with a different cylinder c If the connection leaks with the different cylinder have the regulator examined by a qualified technician Oxygen shown procedure also...

Page 10: ...ozzle will be needed Note Welding the thicker metals noted below will require special techniques such as edge chamfering that are outside the scope of this manual Table A Welding Nozzle Flow data Meta...

Page 11: ...not use tool until repaired 1 Set up for welding according to instructions on pages 6 9 2 Close both valves on the Torch Handle securely Welding Step 2 Close Valves Acetylene gAS Torch Valve Oxygen O...

Page 12: ...center of the flame has a white core with little or no halo This is the neutral flame needed for operation as shown in Welding Step 7 illustration below center c Too Much Oxygen If you open the Oxygen...

Page 13: ...uges to 0 Shutdown Step 3 Open Acetylene Valve 4 Open the Oxygen Torch Valve counterclockwise to allow all the pressure to bleed out Note If the tank gauge still has pressure the Oxygen Regulator need...

Page 14: ...able B Cutting Tip Flow data Cutting Thickness inches Standard Nozzle Size Cutting Oxygen Pressure PSIG Acetylene Pressure PSIG Speed IPM 1 2 0 30 35 3 5 20 24 3 4 1 30 35 3 5 17 21 1 1 2 2 40 45 3 7...

Page 15: ...paired 1 Set up for cutting according to instructions on pages 6 9 2 Close all valves on the Torch Handle and Cutting Attachment securely pre heat Oxygen Valve Acetylene gAS Torch Valve Oxygen OXy Tor...

Page 16: ...has a white core with little or no halo This is the neutral flame needed for operation as shown in Cutting Step 8 illustration below center c Too Much Oxygen If you open the Pre heat Oxygen Valve too...

Page 17: ...the Oxygen Torch Valve counterclockwise and open the Pre heat Oxygen Valve counterclockwise to allow all the pressure to bleed out Note If the tank gauge still has pressure the Oxygen Regulator needs...

Page 18: ...nt use a clean dry cloth Do not immerse any part of the Cutting Attachment in ANY liquid do not use solvents or other flammable agents to clean the Cutting Attachment MAINTENANCE CHART Maintenance Typ...

Page 19: ...ly and are not available individually as replacement parts pLEASE REAd THE FOLLOWINg CAREFULLy THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A...

Page 20: ...ating Nozzle Flow data Nozzle Size Acetylene Pressure PSIG Oxygen Pressure PSIG Acetylene CFH Oxygen CFH 4 8 12 6 10 7 22 6 20 6 10 15 8 12 15 44 14 40 8 20 30 10 15 33 88 30 80 Note A heating nozzle...

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