Section 6. Component Procedures
Toyota Model 7HBW23 Service Manual
Switches (General)
Arm Angle Switches The Arm Angle Switches (S24 and S25) determine brake activation and truck travel speed. Each switch is activated by the control handle position. The control handle must be positioned between 5° of vertical and 5° of horizontal in order for the switches to be closed, permitting travel. See “Arm Angle Switches” on page 5-6.
Adjustment
Screws 1581 008.tif
The arm angle switches are found at the base of the control handle stem. See Figure 6-21. 1. Press the red OFF (O) key on the keypad. Disconnect the battery connector.
Use extreme care when the truck is jacked up. Keep hands and feet clear from vehicle while jacking the truck. After the truck is jacked, DO NOT rely on the jack alone to support the truck. For details, See “Jacking Safety” on page 2-9.
Figure 6-22.
Arm Angle Switch Screws
5. Slide the switch back in until the switch “clicks.” Move the switch out (approx. 1/32 in. [0.7 mm]) until it “clicks” again. Retighten the screws. 6. Make sure that the cam arm makes solid contact with the switch lever. 7. Verify that the switch “clicks” near the middle of the cam movement. 8. Switch S25 must operate within 5° of the full up or down handle position. Make sure the switch does not bottom out when fully compressed. 9. Install the stem mount cover. See Figure 6-23.
2. Jack the truck and block the frame.
Arm Angle Switches
1581 007.tif
Figure 6-21.
Arm Angle Switches
3. Remove the stem mount cover. 4. Loosen the two screws holding the bracket on the stem mount. Slide the bracket out as far as possible. See Figure 6-22.
6-24
Figure 6-23.
Control Handle Cover Installed
10. Remove the blocks, connect the battery connector and press the green ON (I) key on the keypad. 11. Test the operation of the truck.
00700-CL340-05, Issued: 2 May 2005