Johnson Bandsaw
Owner/Loaner | PS:One |
---|---|
Serial Number | J14445 |
Make/Model | Johnson Model J (JD) |
Arrival Date | 1/13/14 |
Usability | yes |
Contact | Dean Anderson |
Authorization Needed | yes |
Hackable | no |
Estimated Value | 700 |
Host Area | {{{hostarea}}} |
This tool requires certification for use.
Johnson products are now supported by Dake. http://www.dakecorp.com/ Replacement parts for this saw are generally available.
Specifications
Capacity | 10" rounds, 18" flats |
Blade Size | 137" x 3/4" |
Blade Speed | 35, 90, 130, 190 FPM |
Power | 240V, 3 phase |
Weight | 683 pounds |
Mfg. Date | 1964 |
Blades
Installed: Bimetal 6-10 tooth -- best for 1" -3" cutting width. Cutting pieces narrower than 1" can strip the teeth of the blade. 601 Series - Haltbar M42 (0.75 x 0.035 - 6-10) @ 11' 5" https://www.sawblade.com/order-601-series-haltbar-m42.cfm
To-Do
Grease pivot bar
Add coolant pan and pump.
Add blade brush.
Measure FPM for new step pulley.
Maintenance
Description | Frequency | Lubricant | Instructions | History |
---|---|---|---|---|
Hydraulic cylinder | Maintain level at top of oil cup. | |||
Gear Box | yearly | 80W-90 gear oil | Drain and fill with 3 ounces of oil.
Requires removing gearbox. See below. |
2/14 8 oz 85W90 |
Pivot bar | monthly | General purpose grease | 2 Zert fittings. Use grease gun. |
Gearbox oil change. Loosen 2 screws on the left edge of right top cover. Remove top 2 screws on the right side. Loosen bottom 2 screws on the right side cover. Slide top cover towards the center of the saw. Pivot the right cover down. Remove drive belt. Remove gearbox step pulley. Remove 3 bolts holding the gearbox. These are near the ring gear teeth. Remove the gearbox out the top of the saw between the two transverse brackets (long shaft comes out last). Drain/fill bolt is on the side opposite the pinion gear. Consider replacing the gaskets on the gearbox.
Equipment
Item | Description | Supplier | Cost |
---|---|---|---|
Bimetal Bandsaw Blade, 137"L, 3/4"W |
References
Manual for the latest version of the Model J (very similar).
http://www.dakecorp.com/manuals/Model%20Johnson%20J%20Saws.pdf
Good link for restoration, including coolant pan dimensions and bearing sizes. http://www.shopfloortalk.com/forums/showthread.php?t=21021
List of Currently Certified Users
Qualified Member | Trained By |
---|---|
Dean Anderson | |
Todd Allen | Ed Bennet |
David Morton | Anna Yu |
George Shaw | Thomas Wright |