Jet VBS-1408 - Welder Mechanical Problems

vBS1610-AP Air PumpAssembly Complete 1
4010 4010 Air Pump Housing (re: VBS1610-AP) 1
4020 4020 Pump Cover (re: VBS1610-AP) 1
4030 4030 Pump Shaft (re:VBS1610-AP) 1
4040 4040 Air Pump Pulley 1
4050 4050 Air PumpVein 4
4140 4140 Air Outlet (re: VBS161O-AP) 1
4150 4150 Air Inlet (re: VBS1610-AP)""'"'''''''''''''''''''''''' 1
4170 4170 Air Nozzle 1
4180 4180 Air Nozzle Clip 1
4190 4190 Air Tube 1
5000 VBS1408-5000 Main Body ... 1
5100 VBS1408-5100 RearDoor 1
5120 VBS1408-5120 Lower Door.. .. 1
5140 VBS1408-5140 Upper Door 1
6010 VBS14-601 Limit Switch 2
6011 6011 Insulator 1
6020 6020 Guide Block "'''''''''''''''''''''''''''''''' 1
6021 6021 Spring Bracket 1
6030 6030 Guide Casting 1
6040 6040 Housing 1
6050 6050 StationaryJaw 1
6051 6051 Insulator 1
6052 6052 InsulatorTube 3
6053 6053 InsulatorWasher 3
6054 6054 Spacer 3
6060 6060 EccentricShaft. 2
6070 6070 Clamp Lever (right) 1
6071 6071 Clamp Lever (left) 1
6100 6100 Clamp Support(right) 1
6101 6101 Clamp Support (left) 1
6110 6110 Clamp Plate (right) ... 1
6111 6111 ClampPlate(left) 1
6120 6120 Cam 2
6130 6130 MovingJaw 1
6150 6150 Weld Button 1
6160 6160 Micro Switch 1
6161 6161 Bracket 1
6170 VBS16-617 PressureAdjust Knob 1
6180 VBS16-618 ...... Shaft ...... ....... 1
6200 VBS16-620 Cam.. 1
6210 VBS16-621 Weld TensionArm 1
6211 6211 Bushing 1
6220 6220 Spring (short)"'"'''''''''''''''''''''''''''''''''''''''''''''' 1
6230 6230 Spring (long) 1
6240 VBS14-624 Transformer .. 1
6241 6241 ... ...... """ MountingBracket .................. ...1
6250 VBS16-625 Switch ... 1
6260 VBS14-626 Grinder Motor 1
6270 6270 Spacer 1
6280 ....JWG12-628 GrinderWheel 1
6281 TS-0680021 Washer 1/4 1
6282 TS-1540041 Hex Nut 6MM 1
6290 vBS16-629 GrinderGuard 1