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BX Third Function Valve Kit

#380-289A & #380-339A Installation Instructions

Before You Start

General Information

Your BX Third Function Valve Kit

 

is exclusively designed 

for your Kubota 80 series BX tractors. Please read these 

installation instructions thoroughly before assembling 

this kit to your Kubota tractor and loader. Especially read 

information relating to safety concerns. 
These assembly instructions apply to the Third Function 

Valve Kit Accessories listed below:

• 380-339A: 3FVK FF BX2680. . . . . . . . . . . . . . .  page 2
• 380-289A: 3FVK PC BX2680  . . . . . . . . . . . . . .  page 5

Further Assistance

Your Land Pride dealer wants you to be satisfied with your 

new BX 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

[email protected]

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!

!

WARNING: Cancer and reproductive harm. 

www.P65Warnings.ca.gov

!

California Proposition 65

IMPORTANT:  

Before you begin, thoroughly read 

these instructions and check to be sure all parts are 

accounted for. Please retain these installation 

instructions for future reference and parts ordering 

information.

Assembly Instructions

A detailed listing of parts for this kit is provided on page 

10 for kits. Use the list that is for your specific Third 

Function Valve Kit as a checklist to inventory parts 

received. Please contact your local Land Pride dealer for 

any missing hardware.

Direction Reference 

All directional references are made from the operator 

seat while facing the direction the machine will operate. 

Directional Arrows Used in Illustrations

Initial Preparations

WARNING

!

To avoid serious injury or death:  Hydraulic fluid under high 

pressure can penetrate the skin and/or eyes causing a serious 

injury. Wear protective gloves and safety glasses or goggles 

when working with hydraulic systems. 

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 4.

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.

3. Disconnect loader hydraulic lines.
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 switch 

key to prevent unauthorized starting.

6. As a safety precaution, disconnect the negative 

battery cable from the battery terminal. Move cable 

away from the terminal to avoid accidental contact.

U

D

B

F

R

L

U = up
L = left
B = back

D = down
R = right
F = front

KEY:

For Kubota 80 Series BX Tractors

Manual No. 380-304M

© Copyright 2018

Printed 11/11/20

Summary of Contents for 380-289A

Page 1: ...ad these instructions and check to be sure all parts are accounted for Please retain these installation instructions for future reference and parts ordering information Assembly Instructions A detailed listing of parts for this kit is provided on page 10 for kits Use the list that is for your specific Third Function Valve Kit as a checklist to inventory parts received Please contact your local Lan...

Page 2: ...nuts to 17 ft lbs Refer to Figure 1 2 Attach valve 13 to mount 4 with two 1 4 x 3 hex head bolts 5 and hex locknuts 9 Tighten lock nuts to 8 ft lbs of torque 3 Attach hydraulic hose 7A to T port in valve 13 using adapter 8 4 Attach hydraulic hose 7B to P port in valve 13 using adapter 8 5 Install adapters 14 to A and B ports in valve 13 6 Attach male couplers 15 to adapters 14 in valve 13 7 Route ...

Page 3: ...43 P1 IMPORTANT Land Pride recommends that your dealer connect hydraulic hoses 7A 7B to your tractor s power beyond port P1 and loader valve fitting T1 Improper hook up could cause damage to your tractor IMPORTANT DO NOT connect hydraulic hoses 7A 7B to the loader valve fitting T1 and power beyond port P1 if the outer block feeds equipment mounted on the back of the tractor such as a backhoe The i...

Page 4: ...rness 37 to the battery s positive post 9 Connect the black wire in harness 37 to the battery s negative post 10 Reattach disconnected negative battery wire to the battery s negative post Refer to Figure 1 on page 2 Figure 6 11 Secure wire harnesses 37 38 with cable ties 1 70652 Hose Route Along Loader Arm Shown with Pioneer Couplers Figure 7 Cross Beam Mount Assembly Refer to Figure 1 on page 2 F...

Page 5: ... on page 2 Figure 10 1 Route hydraulic hoses 17 under pivot rod through D bracket and in front of support latch to the left hand loader arm Hose Route Along Loader Arm Figure 11 Refer to Figure 1 on page 2 Figure 11 2 Thread hydraulic hoses 17 under the loader arm and above the hydraulic cylinder pin connection 3 Exit hydraulic hoses 17 out from under the loader arm above the hydraulic cylinder pi...

Page 6: ...erate the third function hydraulics using the push buttons on the newly installed control handle The top red button switch will actuate the attachment in one direction The bottom red button switch will actuate the attachment in the opposite direction Refer to Figure 12 3 Switch wire connections 38 39 at solenoid valve 13 if the attachment s hydraulic cylinder s operate in the opposite direction in...

Page 7: ...7 11 11 20 BX Third Function Valve Kit 380 289A 380 339A Installation Instructions Manual No 380 304M Assembly Instructions This page left blank intentionally ...

Page 8: ...89A 380 339A Installation Instructions Manual No 380 304M 11 11 20 Assembly Instructions Third Function Valve Kit for Cab Tractor Figure 13 70648 851 193C 17 851 949C 7 Hydraulic Hose Identification Chart 73136 850 313C 25 24 23 13 74923 ...

Page 9: ...6MJIC 2 9 803 088C NUT HEX LOCK 1 4 20 FLG 2 10 811 397C EL 45 9 16MJIC 9 16F JIC 1 11 380 223D PLATE BX BLKHD MOUNT 1 12 806 256C U BOLT 3 8 16X3 1 2X4 1 8 RND 1 13 850 313C VALVE THIRD FUNCTION DELTA 1 14 811 636C AD 9 16MORB STRAIGHT UNION 2 15 861 288C CP 9 16FORB QD 1 4 BODY MALE 2 16 861 287C CP 9 16FORB QD 1 4 BODY FEMALE 2 17 381 170L ASY BX80 3RD VLV LOADER HOSE 1 18 803 198C NUT HEX WHIZ...

Page 10: ...89A 380 339A Installation Instructions Manual No 380 304M 11 11 20 Assembly Instructions Third Function Valve Kit for Cab Tractor Figure 14 73134 851 193C 17 851 949C 7 Hydraulic Hose Identification Chart 73136 850 313C 26 25 24 13 74923 ...

Page 11: ...MJIC 2 9 803 088C NUT HEX LOCK 1 4 20 FLG 2 10 811 397C EL 45 9 16MJIC 9 16F JIC 1 11 380 223D PLATE BX BLKHD MOUNT 1 12 806 256C U BOLT 3 8 16X3 1 2X4 1 8 RND 1 13 850 313C VALVE THIRD FUNCTION DELTA 1 14 811 636C AD 9 16MORB STRAIGHT UNION 2 15 861 288C CP 9 16FORB QD 1 4 BODY MALE 2 16 861 287C CP 9 16FORB QD 1 4 BODY FEMALE 2 17 381 170L ASY BX80 3RD VLV LOADER HOSE 1 18 803 198C NUT HEX WHIZ ...

Page 12: ...HCS 10 32X1 3 8 1 26 804 054C WASHER LOCK 10 1 27 803 269C NUT HEX 10 32 PLT 1 28 833 739C SWITCH P9 PB NO SPST MOM RED 2 29 837 054C BASE PUSH BUTTON CNTRL HNDL 1 30 99362A300 6 32 BRASS TAPPING INSERT 3 31 837 053C COVER PUSH BUTTON CNTRL HNDL 1 32 801 091C CRPHMS 6 32X5 8 SS 3 33 803 008C NUT HEX 5 16 18 PLT 2 34 801 204C SCREW SET SCKT HD 5 16 18X3 4 2 35 380 225D MOUNT TUBE CONTROL STICK 1 36...

Page 13: ...13 11 11 20 BX Third Function Valve Kit 380 289A 380 339A Installation Instructions Manual No 380 304M Assembly Instructions ...

Page 14: ...Corporate Office P O Box 5060 Salina Kansas 67402 5060 USA www landpride com ...

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