Jet-tools 720HD User Manual

Operating Instructions and Parts Manual Heavy-Duty Mortiser Model 720HD WMH TOOL GROUP 2420 Vantage Drive Elgin, Illinois 60123 Part No. M-1791

10This machine must be grounded. In the event of a malfunction or breakdown, grounding provides a path of least resistance for electric current to re

11Adjustments Squaring Table To Chisel 1. Place a square upon the table and against the chisel, as shown in Figure 6. 2. If the table and chisel ar

12Chuck Extension Adaptor The provided Chuck Extension Adaptor is used to lower the chuck for use with after-market chisels (chisels other than those

13Lateral (X Axis) Use the handle (A, Figure 12) to move the head right or left. The lateral stops should be set in accordance with the length of the

14Chisel Parallel to Workpiece For accurate mortise cuts, the chisel must be parallel to the workpiece. The workpiece should be cut square for this a

15Gib for Front-to-Back Movement 1. Remove the two screws on the pleated dust cover (F, Figure 18) and move the dust cover out of the way. 2. Loose

16Operation General operating procedure: 1. Position workpiece on table and secure with clamp. 2. Set depth stop. 3. For lateral cuts, adjust posit

17Sharpening Chisel and Auger The chisel and auger should be kept sharp for best performance. If cutting operations require excessive force, the chis

18Troubleshooting Trouble Probable Cause Remedy No incoming power. Check all plug connections. Fuse blown, or circuit breaker tripped. Replace fus

19720HD Heavy Duty Mortiser

2 This manual has been prepared for the owner and operators of a Powermatic Model 720HD Mortiser. Its purpose, aside from machine operation, is to pr

20Parts List: 720HD Heavy Duty Mortiser Index No. Part No. Description Size Qty 1...720HD-101... Stand...

2157...720HD-157... Cylinder Head... ...2 58...

22116...720HD-1116... Allen Wrench... ...1 117...

23Electrical Connections

24 WMH Tool Group 2420 Vantage Drive Elgin, Illinois 60123 Phone: 800-274-6848 www.wmhtoolgroup.com

3 Table of Contents Warranty and Service ...

4 Warning 1. Read and understand the entire owners manual before attempting assembly or operation. 2. Read and understand the warnings posted on t

5 21. Maintain a balanced stance at all times so that you do not fall or lean against the auger and chisel or other moving parts. Do not overreach

6 Introduction This manual is provided by WMH Tool Group covering the safe operation and maintenance procedures for a Model 720HD Heavy-Duty Mortiser

7 Unpacking Remove all crating and plastic from around the Mortiser. Check for shipping damage; report any damage immediately to your distributor and

8 Assembly Tools required for assembly forklift or hoist with straps/slings 14mm wrench (provided) 4 and 6mm hex wrenches (provided) 1. Remove the

9 Installing Bushing, Chisel and Auger 1. The mortiser should be disconnected from power source. 2. Open the chuck access cover (A, Figure 3). 3.