Service Information
16
GATCH RELEASE HANDLE REPLACEMENT
Required Tools:
Needle Nose Pliers
1. Twist off the Gatch release handle knob.
2. Using needle nose pliers, remove the cotter pin holding the Gatch release rod to the Gatch release link.
3. Pull out the handle release rod.
4. Reverse to install the new Gatch release handle assembly.
GATCH VALVE BODY REPLACEMENT
Required Tools:
1/2” Socket 3/8” Drive Ratchet Needle Nose Pliers
1. Using needle nose pliers, remove the rue clip and clevis pin connecting the Gatch pump ram to the pump
handle.
2. Using a 3/8” drive ratchet and a 1/2” socket, remove the three hex head bolts holding the Gatch valve
body to the Gatch weldment and the lock nut holding the release link. Carefully lower the valve body out
of the weldment.
3. Using needle nose pliers, remove the two rue clips and two clevis pins connecting the hydraulic cylinder
to the seat section and the thigh section. Remove the valve body assembly.
4. Reverse to install the new Gatch valve body assembly.
SIDERAIL ASSEMBLY REMOVAL AND REPLACEMENT
Required Tools:
1/2” Socket 3/8” Drive Ratchet Torque Wrench
1. Raise the Fowler. Remove the slider board from the storage tray.
2. Pull up on the monitor/utility tray to remove it from the litter frame.
3. If you’re replacing the left siderail assembly, use a 1/2” socket and 3/8” drive ratchet, remove the four hex
head cap screws holding the O2 holder bracket to the litter frame and remove the O2 holder.
4. Remove the four hex head cap screws holding the slider board tray to the litter frame.
5. Remove the rue ring cotter holding the Fowler pivot bolt and remove the pivot bolt.
6. Remove the two bolts holding the frame tie weldment.
7. Remove the plastic litter corner covers (see page 18).
8. Remove the two bolts holding the Fowler drop seat bracket.
9. Remove the six bolts holding the siderail to the head end and foot end litter weldments.
10. Carefully remove the siderail assembly.
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