valutazioni - 2, GPA: 3
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Check, and if necessary, replace gun trigger switch (see Section 5-4). Weld porosity. Remove weld spatter buildup in nozzle. Make sure inner head tube is tight in cable connector. Check shielding gas flow/supply. Wire feeding stops or does not feed properly during welding. Straighten gun cable and/or replace damaged parts (see Section 5-2 or 5-3). Adjust drive roll pressure (see Section 3-5). Change to proper drive roll groove (see welding power source manual). Readjust hub tension (see weld power source manual). Clean or replace liner if dirty or plugged (see Section 5-2 or 5-3). Replace drive roll or pressure bearing if worn or slipping (see welding power source manual). OM-225 333 Page 13 OM-225 333 Page 14 SECTION 6 . PARTS LIST 1 804 243-A 2 3 5 . See Table 6-1 4 6 7 7 Figure 6-1. H-9B Gun Description Part No. 225 397 Item No. Figure 6-1. H-9B Gun Quantity . . . 1 . . . . . . . . . . . . . 169 715 . . NOZZLE, slip type .500 orf flush . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 1 . . . . . . . . . . . . ¦226 190 . . NOZZLE, flux cored slip type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 2 . . . . . . . . . . . . . 169 716 . . ADAPTER, contact tip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 3 . . . . . . . . . . . . . 225 410 . . SWITCH, trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 4 . . . . . . . . . . . . . 210 970 . . LINER, monocoil .023/.035 wire x 8ft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 5 . . . . . . . . . . . . ¦087 299 . . TIP, contact scr .023 wire x 1.125 . . . 5 . . . . . . . . . . . . . 000 067 . . TIP, contact scr .030 wire x 1.125 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 5 . . . . . . . . . . . . ¦000 068 . . TIP, contact scr .035 wire x 1.125 . . . 6 . . . . . . . . . . . . . 226 010 . . NUT, liner retainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 . . . 7 . . . . . . . . . . . . . 226 080 . . HANDLE ASSY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 ¦OPTIONAL To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor. Table 6-1. Contact Tip Options HOBART PART NO. DESCRIPTION REMARKS 196 134 Tip, contact scr .023 wire Pkg of 5 196 131 Tip, contact scr .030 wire Pkg of 5 196 132 Tip, contact scr .035 wire Pkg of 5 196 137 Nozzle, slip type .500 orf flush Qty 1 196 135 Adapter, contact tip Qty 1 WELD-IT PART NO. DESCRIPTION REMARKS 770 174 Tip, contact scr .023 wire Pkg of 5 770 177 Tip, contact scr .030 wire Pkg of 5 770 180 Tip, contact scr .035 wire Pkg of 5 Warranty Questions? Call 1-800-332-3281 7 AM . 6 PM EST Service You always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281. The expertise of the distributor and Hobart is there to help you, every step of the way. Assistance Visit the Hobart website: Warranty Questions? Call 1-800-332-3281 7 AM . 6 PM EST Service You always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281. The expertise of the distributor and Hobart is there to help you, every step of the way. Assistance Visit the Hobart website: Effective January 1, 2005 5/3/1 WARRANTY applies to all Hobart welding equipment, plasma cutters and spot welders with a serial number preface LF or newer. This limited warranty supersedes all previous Hobart warranties and is exclusive with no other guarantees or warranties expressed or implied. Hobart products are serviced by Hobart or Miller Authorized Service Agencies. LIMITED WARRANTY . Subject to the terms and conditions below, Hobart/Miller Electric Mfg. Co., Appleton, Wisconsin, warrants to its original retail purchaser that new Hobart equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is shipped by Hobart. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS. Within the warranty periods listed below, Hobart/Miller will repair or replace any warranted parts or components that fail due to such defects in material or workmanship. Hobart/Miller must be notified in writing within thirty (30) days of such defect or failure, at which time Hobart/Miller will provide instructions on the warranty claim procedures to be followed. Hobart/Miller ...