CRT48
5.4
Adjusting the Blade Arms
When
Adjust the blade arms if the machine is wobbling during operation, after replacing
an arm, or after disassembling the spider assembly.
Requirements ■ Machine stopped
■ Lifting devices with enough weight-bearing capacity to lift the machine
■ Properly rated jack stands
■ Measuring device
Procedure
Perform the procedure below to adjust the blade arms.
1. Using an appropriate hoist or crane, raise the machine off the ground so that the
blades (at full pitch) will not touch the ground.
2. Set the machine on four jack stands (a) as shown below.
3. Using the pitch controls (b), adjust the blades so that they are between 1/2 and
full pitch (approximately 12°).
4. Disconnect the battery.
WARNING
Cutting and pinch hazard.
► Disconnect the battery before measuring the blades.
► Wear hand protection when handling the blades.
This procedure continues on the next page.
wc_tx004194gb_FM10.fm
a
53
General Maintenance
b
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