Land Pride LX20 Assembly Instructions Manual
Land Pride LX20 Assembly Instructions Manual

Land Pride LX20 Assembly Instructions Manual

Third function valve kit

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LX20 Third Function Valve Kit
Assembly Instructions
For LX20 Kubota Tractors with LA545
Loader
Before You Start
When you see this symbol, the subsequent
!
instructions and warnings are serious - follow
without exception. Your life and the lives of others
depend on it!
California Proposition 65
WARNING: Cancer and reproductive harm.
!
www.P65Warnings.ca.gov
IMPORTANT: Before you begin, read these
instructions and check to be sure all parts and tools
are accounted for. Please retain these installation
instructions for future reference and parts ordering
information.
General Information
Your LX20 Third Function Valve Kit has been designed
for the LX20 Kubota Cab and ROPS tractors equipped
with a Kubota LA545 front loader. These assembly
instructions apply to the Third Function Valve Kit
Accessories listed below:
• 380-419A: 3FVK FF LX20 LA545 CAB . . . . . . page 2
• 380-420A: 3FVK FF LX20 LA545 ROPS . . . . . page 2
• 380-429A: 3FVK BH KIT LX20 . . . . . . . . . . . page 21
Further Assistance
Your Land Pride dealer wants you to be satisfied with your
new LX20 Third Function Valve Kit. If for any reason you
do not understand any part of this manual or are not
satisfied with the service received, the following actions
are suggested:
1.
Discuss any problems you have with your Third
Function Valve Kit with your dealership service
personnel so they can address the problem.
2. If you are still not satisfied, seek out the owner or
general manager of the dealership, explain the
question/problem, and request assistance.
3. For further assistance write to:
Land Pride Service Department
1525 East North Street
P.O. Box 5060
Salina, Ks. 67402-5060
E-mail address
lpservicedept@landpride.com
© Copyright 2023
Printed
5/11/23
Manual No. 380-422M
Assembly Instructions
A detailed listing of parts for your cab tractor Third
Function Valve Kit is provided on page 17, page 19 for
ROPS tractor Third Function Valve Kits, and page 22 for
the backhoe accessory hose kit. Use the parts list that is
specific to the kit being installed on your tractor as a
checklist to inventory parts received. Manuals can also
be downloaded free of charge from our website at
www.landpride.com. Please contact your local Land
Pride dealer for any missing hardware.
NOTE: Unless specified in the procedure's section
title, all procedures apply to both cab and ROPS
tractor Third Function Valve Kits.
Direction Reference
All directional references are made from the operator
seat while facing the direction the machine will operate.
U
F
U = up
L
L = left
B
R
B = back
D
Directional Arrows Used in Illustrations
Initial Preparations
!
CAUTION
To avoid minor or moderate injury:
Hydraulic fluid can become hot as it flows through components
such as hydraulic couplers, hoses, lines, fittings, motors, etc.
Wear gloves when working with hydraulic components
including while connecting and disconnecting couplers. Allow
hydraulic components to cool before touching them.
The steps listed below must be followed before installing
this kit:
1.
If attached, dismount loader from tractor. If loader is
not attached, skip to step 5.
2. Turn tractor off, then relieve all hydraulic pressure
from hydraulic lines by operating the loader control
lever in all directions. Proceed with locking the control
lever before dismounting.
3. Disconnect loader hydraulic lines from loader valve.
a. Refer to your tractor/loader Operator's Manual for
additional unhooking instructions.
4. Restart tractor and slowly back away from loader.
5. Park tractor on a flat, level surface. Put tractor in park
or set park brake, turn off engine, and remove ignition
key to prevent unauthorized starting.
6. As a safety precaution, disconnect the negative (-)
battery cable from battery terminal. Move cable away
from terminal to avoid accidental contact.
KEY:
D = down
R = right
F = front
1

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Summary of Contents for Land Pride LX20

  • Page 1 • 380-420A: 3FVK FF LX20 LA545 ROPS ..page 2 CAUTION • 380-429A: 3FVK BH KIT LX20 ... page 21 To avoid minor or moderate injury:...
  • Page 2: Section 1: Kit Assembly

    O-ring. Fitting (#14) to ports “P” & “T” . LX20 Third Function Valve Kit for Kubota Tractor (Cab & ROPS) Figure 1-1 Valve Preparation & Sub-assembly h. With dust plugs installed, thread female couplers (#16) onto straight ends of both hydraulic Refer to Figure 1-1: hoses (#26).
  • Page 3 3. Install and tighten adapter fitting (#20) into the return Assembled to tank port. Valve Mount IMPORTANT: Ensure adapter fittings (#12 & #20) both have preinstalled O-rings before installing. 78730 Assembled Valve & Valve Mount Figure 1-2 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 4 Hydraulic Hose Hook-up to Return to Tank Port Figure 1-5 5. Continue routing hydraulic hose (#27) to the power Removing Control Valve Console Covers beyond port on the tractor’s right side. Figure 1-7 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 5 12. Reinstall both console covers (F & G) to the tractor. 13. Reinstall rubber boot (E) to its original position on console cover (F). 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 6 4. Continue routing power supply branch up and behind right side of disassembled meter panel cover (J). 5. Connect the green relay connector (M) to the female connector on the power supply branch. LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 7 (#18). 4. Secure the valve branch with cable ties (#31) at clamping locations marked with white tape. 78792 Valve Branch Wire Harness Routing - Cab Tractor Figure 1-15 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 8 Port Power Supply Branch Power Supply Power Supply Branch Branch Connector Ignition Wire Harness Routing - ROPS Tractor Figure 1-18 Connecting Power Supply Branch - ROPS Tractor Figure 1-20 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 9 4. Connect the BLACK Deutsch connector to the bottom solenoid on third function valve (#18). 78770 GREEN Deutsch Connector Valve Branch BLACK Deutsch Connector Connecting Third Function Valve Branch - ROPS Tractor Figure 1-22 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 10 (#33) into its decompressed position, and turn ignition key to the [OFF] position. 11. Move onto assembling the loader bulkhead mount. 78766 Control Handle (#32) Control Handle Button Switches Figure 1-23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 11 4. Secure assembled bulkhead mount (#1) to the loader frame’s tube cover with preexisting fastener (P). 78756 Bulkhead Locknuts Assembled Hose Stay Mount Figure 1-26 Assembled Bulkhead Mount Figure 1-28 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 12: Hose Connections

    3/8-16 bolt (#6), a flat washer (#11), and a flange lock nut (#9). Tighten fasteners (#6 & #9) to 42 ft-lbs (31 N · P-clamp Installation - ROPS Tractor Figure 1-31 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 13 “A” and “B” . Refer to Figure 1-32. c. Confirm correct operation of valve kit. 78765 Attachment Hydraulic Hose Hook-up Connecting Hydraulic Hoses to Ports “A” & “B” Figure 1-33 Figure 1-32 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 14: Relieving Hydraulic Pressure

    4. Once hydraulic pressure is relieved, power off the Third Function Valve Kit. Disconnecting Hydraulic Hoses from Ports “A” & “B” 5. Turn ignition key to the [OFF] position (b). Figure 1-35 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 15: Checking Fuses

    Checking the 5 Amp In-line Fuse - Cab Tractor Figure 1-36 78872 5 amp in-line fuse Power Supply Branch Checking the 5 Amp In-line Fuse - ROPS Tractor Figure 1-37 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 16: Section 2: Kit Parts List

    64 in. (163 cm) 78722 Tractor-side Hydraulic Hoses 68.5 in. (174 cm) 78723 49 in. (124 cm) 78721 78772 LX20 Third Function Valve Kit for Kubota Cab Tractor Figure 2-1 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 17 HARNESS, 3RD FUNCTION CAB ........... .1 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 18 64 in. (163 cm) 78722 Tractor-side Hydraulic Hoses 68.5 in. (174 cm) 78723 49 in. (124 cm) 78721 78772 LX20 Third Function Valve Kit for Kubota ROPS Tractor Figure 2-2 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 19 HARNESS, 3RD FUNCTION CAB ........... .1 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 20 Parker Coil/0.625 /SHI/DT/012DC ..2 36202020 Delta Coil Nut .....2 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M 5/11/23...
  • Page 21: Section 3: Backhoe Accessory Kit Assembly & Parts List

    LX20 Backhoe Accessory Hose Kit Assembly Instructions The following assembly instructions are for LX20 tractors equipped with a backhoe. If your tractor is equipped with a backhoe, the accessory kit listed below must be purchased in addition to the standard third function valve kits listed on page 1 of this installation manual.
  • Page 22 HH3/8R2 076 9/16FJIC 3/4FJIC45 ..........1 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 23 Section 3: Backhoe Accessory Kit Assembly & Parts List This page left blank intentionally. 5/11/23 LX20 Third Function Valve Kit Assembly Instructions Manual No. 380-422M...
  • Page 24 Corporate Office: P.O. Box 5060 Salina, Kansas 67402-5060 USA www.landpride.com...

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