This manual introduces the assembly, operation and maintenance of K-750 drum auger
The Ridgid K-750 is a drum‑type dredging machine designed for pipe diameters from 3" to 8" and up to 200 ft of pipe length. It is powered by a 1/2 HP single‑phase motor with a speed of 1725 RPM and can operate on 115 V or 230 V power supplies.
This manual covers safety precautions, workplace setup, electrical safety, personal protective equipment, detailed assembly instructions, operation procedures (automatic and manual cable feed), special applications, maintenance, lubrication, storage, and a full troubleshooting guide. Warranty and service information for Emerson Pipe Tools (Ridgid) customers in mainland China are also included. This manual is written in Chinese.
| Pipe diameter range | 3" to 8" |
|---|---|
| Maximum pipe length | 200 ft |
| Motor power | 1/2 HP |
| Motor speed | 1725 RPM |
| Voltage | 115V / 230V 50‑60 Hz |
| Current | 6.5 A |
| Weight (machine only) | 95 lb (43 kg) |
| Dimensions (W × L × H) | 21" × 26" × 43" |
| Cable drum capacity | 3/4"×105 ft or 5/8"×125 ft |
Read all safety instructions, keep the work area clean and well‑lit, avoid flammable environments, ensure the tool is properly grounded, wear safety glasses and protective footwear, and never operate the machine while wet.
Insert the handle assembly into the machine frame, then secure it with two belt‑guard bolts. Adjust the gap between the belt guard and the cable drum to about 1/4" (no more than 1/2") before tightening the bolts.
Emerson Pipe Tools (Ridgid) provides a lifetime guarantee for non‑special tools purchased in mainland China, with limited warranties for special tools. The guarantee excludes damage from misuse, non‑original parts, or normal wear items.