Today, let's talk about the host and wiring part of the OTC wire feeder CM7402\CMW-742-C. Let's first look at the exploded view of the host and wiring of this wire feeder.

With the above component exploded view, we can check the specifications of each component and the OTC order number corresponding to the table below.
| Numbering | Part number/OTC order number | name | quantity | Remark | |
| CM-7402 | CMW-742-C | ||||
| 1 | U30022U00 | frame | 1 | components | |
| 2 | U30022C05 | hanging post | 2 | ||
| 3 | U30022C01 | side panel | 1 | 3-1 not included | |
| 3-1 | — | Cross hole screw | 3 | M4X8 | |
| 4 | U30033C02 | back panel | 1 | Excludes 4-1.4-2.4-3.4-4 | |
| 4-1 | — | Cross hole screw | 6 | M4X8 | |
| 4-2 | Button plug | 2 | HP-16 | ||
| 4-3 | 4739-489 | rubber plug | 1 | C-30-SG-20A-EP-UL | |
| 4-4 | 100-1380 | rubber plug | 1 | C-30-SG-36A-EP-UL | |
| 5 | U30022C03 | U30033C03 | front panel | 1 | Excluding 5-1 |
| 5-1 | — | Cross hole screw | 4 | M4X8 | |
| 5-2 | 4739-507 | rubber plug | 1 | ||
| 5-3 | — | 4730-002 | socket | 1 | 2 cores |
| 6 | U30022B00 | U30033B00 | wire feeder | 1 | |
| 7 | U30022L00 | wire feed motor | 1 | ||
| 8 | U30022H00 | Wire feed guard | 1 | ||
| 9 | U30022T00 | U30033T00 | Assembly parts | 1 | |
| 10 | U30039D00 | Central adapter | 1 | ||
| 11 | U30022N00 | U30033N00 | High current cable | 1 | components |
| 12 | U5185.109 | High current terminal block | 1 | ||
| 13 | 4733-370 | Terminal block | 1 | excluding 13-1 | |
| 13-1 | — | Cross hole pan head screw | 2 | M3X14 | |
| 14 | U30022E00 | Control Cable | 1 | Components, including 14-1 | |
| 14-1 | 100-1381 | Aviation Nantou | 1 | DPC25-10A | |
| 15 | U30022F00 | Wire Spool Sleeve | 1 | Kit with 15-1, 15-2, 15-3, 15-4 | |
| 15-1 | — | SHCS | ⑴ | M10X16 | |
| 15-2 | nut | ⑶ | M8 | ||
| 15-3 | — | Gasket | ⑶ | M8 | |
| 15-4 | — | spring pad | ⑶ | M8 | |
| 16 | U30022G00 | Trachea components | 1 | ||
| 17 | U30022P00 | Common mode coil | 1 | components | |
| 18 | U5185.T01 | cable clamp | 1 | Excluding 18-1 | |
| 18-1 | — | Phillips hole hex screw | 2 | M5X15 | |
| 19 | U1997C02 | hose clamp | 1 | Excluding 19-1 | |
| 19-1 | — | Phillips hole hex screw | 2 | M5X15 | |
| 20 | U1997C03 | protective skin | 1 | ||
| twenty one | U30022C06 | Wire spool protection cover | 1 | Excludes 21-1 | |
| 21-1 | — | Cross hole screw | 2 | ||
| twenty two | 1 U2028H01 | cable clamp | 1 | Excludes 22-1 | |
| 22-1 | — | Cross hole screw | 2 | ||
| twenty three | U30033R01 | Tracheal stent | 1 | ||
| twenty four | — | U30033P00 | High current plug-in | 1 | |
If you need to buy, you can contact me. Our company sells all types of OTC equipment, original parts and spare parts. Our company is the agent designated by OTC. All parts are guaranteed to be original and authentic. Contact number: +86-180-9663-1656 (the same wechat and whatsapp number). At the same time, you are welcome to join me in wechat to exchange knowledge and information about OTC welding machine Experience.Welcome to 15305667776@163.com and ahojotc@gmail.com. Due to the network, if you want to send me an email, please send it to these two email addresses at the same time. Thank you very much.
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