Service Manual

ZT-2100 39
Figure 3. Control Arm and Bypass Arm
Refer to Figure 3.
Disassembly
1. Loosen and remove the lock nut (47) and
at washer (45). Discard the lock nut (47)
and at washer (24) as they will not need
to be used after the unit is installed in the
machine.
2. Remove the torx head screw (46) from the
directional control.
3. Remove control arm (44) and puck (43).
Discard the puck.
4. Remove the bypass arm retaining ring (34)
and bypass arm (34). Discard the retaining
ring.
5. If necessary, remove and replace the control
arm stop stud (42).
Inspection
1. Inspect the control arm stop stud (42) for
wear or damage.
2. Inspect the control arm (44) for wear or
damage.
3. Inspect the bypass arm (34) for wear or
damage.
Assembly
1. Install the bypass arm (34) onto the bypass
rod. Secure the bypass arm with a new re-
taining ring (35).
2. Replace the control arm stop stud (34) if
removed. Torque according to specications
in Table 2 on page 36.
3. Install the control arm (44).
4. Install the control arm screw (46). Refer to
Table 2 for screw torque specications.
CONTROL ARM AND BYPASS ARM
35
34
43
47
45
42
46
44