B: Blade Guard Conversion Chart
Straight Drive (Non-Jackshaft Models Only)
Blade Size | 14" | 20" | 26" | 30" | 36" |
Engine Pulley P/N | 237219 | 237219 | 237219 | 237219 | 237219 |
Engine Pulley OD | 4" x 2" 11G 3VX | 4" x 2" 11G 3VX | 4" x 2" 11G 3VX | 4" x 2" 11G 3VX | 4" x 2" 11G 3VX |
Engine Speed (RPM) | 2,800 RPM | 2,700 RPM | 2,600 RPM | 2,600 RPM | 2,500 RPM |
Blade Drive Belt P/N | 237287 | 237287 | 237287 | 236021 | 236021 |
Blade Drive Belt Size | 5/3VX560 | 5/3VX560 | 5/3VX560 | 5/3VX600 | 5/3VX600 |
Blade Shaft Pulley P/N | 237221 | 237221 | 237221 | 237222 | 237222 |
Blade Shaft Pulley Size | 7.0OD X 2"B 10G | 7.0OD X 2"B 10G | |||
Blade Shaft Speed (RPM) | 2,560 RPM | 2,469 RPM | 2,194 RPM | 1,340 RPM | 1,290 RPM |
Blade SFM | 9,383 SFM | 12,925 SFM | 14,936 SFM | 11,669 SFM | 13,464 SFM |
Inner Collar P/N | N1E0017 | N1E0017 | N1E0017 | N1E0023 | N1E0023 |
Inner Collar OD | 6" | 6" | |||
Outer Collar P/N | N1E0019 | N1E0019 | N1E0019 | N1E0025 | N1E0025 |
Outer Collar Size | 6" | 6" | |||
Transmission Belt P/N | 237246 | 237246 | 237246 | 237246 | 237246 |
Transmission Belt Size | 3VX670 | 3VX670 | 3VX670 | 3VX670 | 3VX670 |
Blade Guard P/N | N1B0078 | N1B0079 | N1B0080 | N1B0081 | N1B0128 |
Maximum Depth of Cut |
CAUTION!
When changing blade diameters blade shaft RPM must be changed. In some cases it may be necessary to change both the pulleys and engine RPM to achieve the correct blade shaft operating rpm.
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