
19
Adjusting and Connecting the Head Spring Extension Tube
Figure 9A Type 1 Extension tube attachment
1. To provide up and down movement of the head section,
disconnect the head pull tube assembly from the side frame
of the foot spring by removing the cotter pin and washer
from the clevis pin.
2. Align the pull tube with the hole on frame.
3. Connect the pull tube assembly to the lift-arm of the head
spring by inserting the clevis pin into the lift-arm slot.
Reconnect the grommet and washer and secure the cotter
pin.
Figure 9B Type 2 Extension tube attachment
1. To provide up and down movement of the head section,
attach the head extension tube to head spring motor.
Make sure tube end with black plastic insert is mounted on
motor shaft as shown on right.
2. Pull out extension tube and slide onto frame as shown in
Figure 9B.
3. Connect the pull tube assembly to the lift-arm of the head
spring by inserting the clevis pin into the lift-arm slot.
Reconnect the grommet and washer and secure the cotter
pin.
Headspring
pull tube