Operator's Manual

3
Bur 7-50731 Issued 8-99 Printed in U.S.A
HOSE CONNECTIONS FOR
MACHINE WITHOUT HYDRA-
BORER
1. See Figure 3. Disconnect the hose (A) from the
elbow (B).
See Figure 4 for steps 2 and 3.
2. Use the union (24) to connect hose (11) to the
hose (A) you disconnected from the hydraulic
pump (D).
3. Connect the hose (12) to the elbow (B) at the
hydraulic pump (D).
HOSE CONNECTIONS FOR
MACHINE WITH HYDRA-BORER
1. See Figure 5. Disconnect the hose (H) from the
elbow (B).
See Figure 6 for steps 2 and 3.
2. Connect the hose (12) to the elbow (B) at the
hydraulic pump (D).
3. Use the union (24) to connect hose (11) to hose
(H) connected to the Hydra-Borer control valve (IN
port).
P40 SELECTOR VALVE
INSTALLATION
See Figure 7 for steps 1 through 14.
1. Install the elbow (44) in port (B) of the selector
valve (52).
2. Install five elbows (45) in ports (A and C through
F) of the selector valve (52).
3. Put the selector valve (52) in position on the
bracket (14).
4. Install the two bolts (53), four flat washers, and
two nuts (55) to fasten the selector valve (52).
5. Connect the hose (48) to the elbow at the E port.
6. Route the hose (48) along the fender with the
existing two hoses to the front of the machine.
7. Install the last elbow (45) in the base end of the
trencher lift cylinder (K).
8. Connect the hose (48) to the elbow (45) at the
trencher lift cylinder (K).
9. Route the hose (G) back along the fender with the
existing three hoses to the selector valve (52).
10. Connect the hose (G) to the elbow (45) at the F
port of the selector valve (52).
11. Connect the hose (43) to the elbow (45) at the A
port of the selector valve (52).
12. Connect the hose (42) to the elbow (44) at the B
port of the selector valve (52).
13. Connect the hose (47) to the elbow (45) at the C
port of the selector valve (52).
14. Connect the hose (46) to the elbow (45) at the D
port of the selector valve (52).
P40 HOSE CONNECTIONS FOR
PLOW LIFT CYLINDER TO
STEERING VALVE
NOTE: The steering valve is located behind the
console.
1. See Figure 8. Remove the hoses (E and F) from
the steering valve (A) and plow lift cylinder (D).
See Figure 7 for steps 2 through 8.
2. Connect the hose (42) to the closed end of the
plow lift cylinder.
3. Connect the hose (43) to the rod end of the plow
lift cylinder.
4. Connect the hose (46) to the connector (J) at the
steering valve (H).
5. Install the orifice (49) in the port of the steering
valve (H) as shown. The slot in the orifice (49)
must be away from the steering valve (H).
6. Reinstall the elbow (L) in the steering valve (H) as
shown.
7. Connect the hose (47) to the existing elbow (L) at
the steering valve (H).
8. Use a tie strap (25) to fasten the hoses (42, 46,
and 47) as shown.