Description

Figure 3. Traction Controller Legend for Figure 3

1. B- TERMINAL 2. JUMPER LEADS 3. 200-OHM, 2-WATT RESISTOR 4. B+ TERMINAL

The mast used on the aerial work platform covered in this manual is a five stage mast with four mast weldments and a carriage weldment. There is a first intermediate mast weldment, second intermediate mast weldment, third intermediate mast weldment, fourth intermediate mast weldment, and a carriage weldment (fifth intermediate mast weldment). See Figure 4. One main lift cylinder is used to raise and lower the aerial work platform. The lift cylinder is installed on a cylinder mounting plate behind the first intermediate mast weldment. In addition to the lift cylinder, chains, cables, and slider blocks are also used to raise and lower the mast.

1. FIRST INTERMEDIATE MAST WELDMENT 2. SECOND INTERMEDIATE MAST WELDMENT 3. THIRD INTERMEDIATE MAST WELDMENT

4. FOURTH INTERMEDIATE MAST WELDMENT 5. CARRIAGE WELDMENT 6. LIFT CYLINDER

Figure 4. Mast Weldments