Operator's Manual

2
Bur 7-50731 Issued 8-99 Printed in U.S.A
GENERAL INFORMATION
The illustrations for this instruction sheet are on the
last pages. Separate the pages so that you can see
the illustrations as you read the instructions.
The reference numbers and the letters on the
illustrations are the same as the reference numbers
and letters in the instructions.
Special torque specifications are included in the
instructions. If torque specifications are not included in
the instructions, use standard torque specifications.
See your Service Manual or Case Dealer if you need
standard torque specifications.
CONTROL VALVE INSTALLATION
See Figures 1 and 2 for steps 1 through 26.
1. Put the valve mounting bracket (14) in position on
the RH side console.
2. Install the two bolts (21), six flat washers (22), and
two nuts (23).
3. Install the elbows (9) in ports (A and B) of the
control valve (8) as shown.
4. Install two short connectors (10) in ports (C and
D) of the control valve (8).
5. Put the control valve (8) in position under the
bracket (14) and install the bolts (5 and 17), two
flat washers (20), and two nuts (6) in locations
shown.
6. Put the valve lever (1) in position in the bracket
(14) and install the clevis pin (3) and cotter pin (2).
7. Use the link (4) to connect the valve lever (1) to
the control valve (8).
8. Fasten the neutral start switch (31) to the bracket
(14) using two bolts (27), flat washers (32), and U-
nuts (33).
9. Connect the neutral start switch wire to the main
wiring harness using the harness (30).
10. Install the rod (29) between the neutral start
switch (31) and the valve lever (1). Use the ball
joint (19) and nuts (18 and 28) as shown.
11. Adjust the rod (29) in the neutral start switch (31)
so that the machine will only start in the
NEUTRAL position. Tighten the rod (29) in the
neutral start switch (31).
12. Connect a hose (13) to the connector (10) at the
front port (C) of the control valve (8). Put an
identification tag on the other end of the hose with
the words “C port” on the tag.
13. Connect the other hose (13) to the connector (10)
at the rear port (D) of the control valve (8).
14. Route both hoses (13) along the fender towards
the front of the machine.
15. Use the clamp (26) to fasten the two hoses (13) to
the fender.
16. Install a bolt (27), flat washer (20), and nut (6)
through the clamp (26) and existing hole in the
fender.
17. Install the other two short connectors (10) in both
ports of the trencher motor (G).
18. Connect the hose (13) with the tag “C port” to the
connector (10) at the top port of the trencher
motor (G).
19. Connect the other hose (13) to the connector (10)
at the bottom port of the trencher motor (G).
20. Connect the hose (12) to the elbow (9) at the IN
(A) port of the control valve (8).
21. Connect the hose (11) to the elbow (9) at the OUT
(B) port of the control valve (8).
22. Remove the existing bolt and flat washer from the
console cover so that the cover (34) can be
installed.
23. Install the cover (34) to the bracket (14) using the
three bolts (27), flat washers (32), and U-nuts
(33).
24. Fasten the cover (34) to the console cover using
the flat washer (35) and the existing bolt.
25. Install the decal (7) to the valve mounting bracket
(14) in location shown.
26. If installing Kit 191322A1, install the decal (50) to
the cover (34) in location shown.