Toro 41393 Operator's Manual page 80

Figure 107
Section-Valve Manifold
1. Valve-stem seat
2. Valve-stem assembly
3. Stem port
4. Stem retainer
5. Outlet fitting O-ring (0.737
inch / 0.103 inch)
6. End-cap fitting
3. Turn the valve stem so that the ball is in the
open position (A of
Note:
The valve stem should be parallel with
the valve flow and the ball should slide out.
4. Remove the stem retainer from the slots in the
stem port in the manifold
107).
5. Remove the stem retainer and valve-stem seat
from the manifold
6. Reach into the manifold body and remove the
valve-stem assembly
107).
7. Clean the inside of the manifold and exterior
of the ball valve, valve-stem assembly, stem
capture, and end fittings.
7. End cap O-ring (0.796 inch
/ 0.139 inch)
8. Back seating O-ring (0.676
inch / 0.07 inch)
9. Ball seat
10. Manifold body
11. Ball valve
12. End-cap-fitting assembly
Figure 105).
(Figure 106 and
(Figure 106 and Figure
(Figure 106 and Figure
Assembling the Manifold Valve
1. Check the condition of the outlet fitting O-rings
(section-valve manifold only), end cap
O-rings, back seating O-rings, and ball seat for
damage or wear
Note:
or seats.
2. Apply grease to the valve stem and insert it into
the valve-stem seat
3. Install the valve stem and seat it into the
manifold and secure the stem and seat with the
stem retainer
4. Ensure that the back seating O-ring and the ball
seat are aligned and seated into the end-cap
fitting (Figure 106
5. Install the end-cap-fitting assembly onto the
manifold body until the flange of the end-cap
fitting touches the manifold body, then turn the
end-cap fitting an additional 1/8 to 1/4 turn
(Figure 106
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Note:
end of the fitting.
6. Insert the ball into the valve body
Note:
ball-drive slot. If the valve stem does not fit,
adjust the position of the ball
Figure
107).
7. Turn the valve-stem assembly so that the valve
is closed (B of
8. Repeat steps
assembly.
80
(Figure 106 and
Replace any damaged or worn O-rings
(Figure 106
(Figure 106 and
and Figure
and Figure 107).
Use caution to prevent damaging the
The valve stem should fit inside the
(Figure
Figure 108
Figure 105).
4 and 5 for the other end-cap-fitting
Figure 107).
and Figure 107).
Figure 107).
107).
(Figure 108).
108).
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