Kubota LA1154A, Assembly Instructions Manual

Page 1: ...ASSEMBLY INSTRUCTIONS READ AND UNDERSTAND THIS MANUAL BEFORE ASSEMBLING MODEL LA1154A EA 4FAAAAWAP2660 Code No 7J461 6915 1 English U S A AX C 1 1 K PRINTED IN U S A KUBOTA Corporation 2019...

Page 2: ...e M7995 M7996 30 Self Leveling Valve M7998 M7999 if equipped 37 ASSEMBLING ACCUMULATOR KIT 45 Accumulator M6871 if equipped 45 Accumulator M7993 if equipped 49 ASSEMBLING FRONT REMOTE HYDRAULIC CONTRO...

Page 3: ...aught in the equipment must not be worn Loose clothing can cause serious injury or death 4 Always wear a mask and protective goggles during work when dust or flying debris may be thrown by equipment 2...

Page 4: ...UNPACKING AND CHECKING PARTS BUnpacking Wooden Crate 1 Cutting metal bands if two are banded together Metal bands hold the two crates together as one Cut these bands and separate the crates 2 Unpackin...

Page 5: ...No PART No PART NAME Q TY REMARKS 1 HITCH S QUICK ASSY 1 2 7J437 5501 0 FRAME MAIN LH 1 3 7J437 5503 0 FRAME MAIN RH 1 4 7J417 5681 0 PIN MOUNT 2 5 FRONT GUARD ASSY 1 6 BOOM ASSY 1 01073 51640 BOLT 4...

Page 6: ...7J437 5501 0 FRAME MAIN LH 1 3 7J437 5503 0 FRAME MAIN RH 1 4 7J417 5681 0 PIN MOUNT 2 5 FRONT GUARD ASSY 1 6 BOOM ASSY 1 01073 51640 BOLT 4 M16 x 1 5 x 40 01173 52060 HEX BOLT 16 M20 x 1 5 x 60 04512...

Page 7: ...the rear tread as follows depending on the requirements of the work being done BRemoving the Tractor Parts 1 Remove the tool box and stay LH 2 Remove the step RH A With the entire kit in place reinsta...

Page 8: ...can be rotated easily Torque all bolts and nuts in this position A To avoid damage to hoses adjust all connections to route hoses away from sharp edges A Preferred assembly surface is concrete A The...

Page 9: ...to the job C Stand 1 Raise the boom until the stands can be rotated 2 Remove the spring pins holding the stands to the boom 3 Rotate the stands until the pin on the stand and hole in the boom are alig...

Page 10: ...any hoses of tractor A Main frame LH must be hoisted vertically as shown to avoid contact with the fuel tank BMain Frame Under Muffler Model A Wait long enough for the muffler cover and the muffler p...

Page 11: ...e front frame as shown A On installing main frame do NOT pinch any hoses of tractor A Main frame LH must be hoisted vertically as shown to avoid contact with the fuel tank 1 2 Bolts 2 Muffler cover 1...

Page 12: ...ll the hoses connected to the valve be certain that all the hoses are out of contact with the other hoses the fittings and edges A To verify the hoses the power beyond line hose should be installed to...

Page 13: ...ay support 4 Remove the U pipe and tank port cap 1 Valve stay support 2 2 M10 x 25 bolts 3 2 M14 x 40 bolts M14 bolt Tightening torque 124 to 147 N m 1 3 to 1 5 kgf m 91 5 to 108 4 ft lbs 1 Valve stay...

Page 14: ...nect the pump line hose to the valve as shown in the figure 8 Connect the power beyond line hose as shown in the figure 1 T joint 7 8 UNF 2 Cap 7 8 UNF 3 Elbow adapter 7 8 UNF A View from top 1 Pump l...

Page 15: ...the hose then tighten 12 Shift the main shift lever and the range and creep gear shift lever to make sure the links do not contact to the hoses If the links contact to the hoses revise the hose route...

Page 16: ...hoses between the connector assembly stay and the valve as shown in the figure 1 2 M10 x 60 bolts 2 2 M10 nuts 3 2 M10 plain washers 4 2 M10 spring lock washers 5 Connector assy stay A Use these hole...

Page 17: ...to remove their twist by loosing the nut shown in the figure and readjusting the fitting angle for avoiding such close contact A To prevent hose twisting both of hose ends are connecting to adapter f...

Page 18: ...sten the controller stay in position A The lock lever must be under the console cover 6 Pass the lever through the lever boot 7 Install the lever as shown below and then fix the lock nut 1 Grommet 1 2...

Page 19: ...g straight to the traveling direction 8 Fit the lever boot to the console 9 Mount the cover detached in Step 1 back on the tractor A Parallel 1 Lever boot 2 Console 1 2 Rivets 2 3 Bolts with washers w...

Page 20: ...section 1 Set the lock lever on the cable controller to the neutral position A Control lever should be neutral and be locked with lock lever 2 Install one lock nut to each cable end Then route the ca...

Page 21: ...the cables for correct connections use the M16 lock nuts 5 Tighten up the lock nuts at both sides of the valve stay to secure the cables in place C Control valve cover section 1 Attach the valve cover...

Page 22: ...ould be installed to the orange colored port of the valve A If the pump line hose and power beyond line hose are installed incorrectly the tractor hydraulic pump may experience damage A Equipment or p...

Page 23: ...ine and tank line hydraulic hoses as shown in the figure 1 Tank port cap 2 U pipe 1 Tank port 2 Pump line port 3 Power beyond port 1 T joint 7 8 UNF 2 Cap 7 8 UNF 3 Elbow adapter 7 8 UNF A View from t...

Page 24: ...nks contact to the hoses revise the hose route C Connector assembly stay section 1 Fit the connector assembly stay to the left and right main frame as shown in the figure A At the time of assembly use...

Page 25: ...A To prevent hose twisting both of hose ends are connecting to adapter first then tighten 3 Attach the label on the back of the side frame RH A Wipe off the dust oil and grease completely from label...

Page 26: ...rew driver to loosen the screw then pull the rivets out 2 Remove the holder 3 Fit the rubber ring 4 Pass the wire cable in the specified route 1 2 Rivets 2 3 Bolts with washers with cap 3 Flange bolt...

Page 27: ...e hole as controller assembly wire cables Then fasten the lever stay assembly to controller assembly 7 Bind the cables up with the cord band 8 Pass the lever through the lever boot 1 Controller assy 2...

Page 28: ...to the traveling direction 10 Fit the lever boot to the console 11 Mount the cover detached in Step 1 back on the tractor 12 Fit the lever grip to the self leveling lever 1 M14 nut A Parallel 1 Lever...

Page 29: ...attachment And also be careful not to touch the label adhesive with your hand A The bubble must not remain after sticking C Controller cables section 1 Set the lock lever on the cable controller to t...

Page 30: ...cable end hole aligns with the spool hole Then connect the cable to the spools with pins 4 Loosen the M6 lock nuts of the cable ends Turn the cable ends and spools so that the direction of the pins s...

Page 31: ...f it is not following the figures below reconfigure the cable assembling process Lower position self leveling is on Upper position self leveling is off C Control valve cover section 1 Attach the valve...

Page 32: ...96 CAB MODEL 2 Fit the valve stay assembly to the valve stay support 3 Remove the U pipe and tank port plug Connect the loader adapters to the tank port 1 Valve stay support 2 3 M12 x 30 bolts 1 Valve...

Page 33: ...ect the power beyond line hose as shown 1 Assy adapter 1 7 8 UNF 2 Tee swivel run 7 8 UNF 3 Cap nut 10 7 8 UNF 4 Pump line port 5 Power beyond port A To the tractor tank port 1 Pump line hose with sle...

Page 34: ...e return line tube A Before tightening up the return line tube loosen the tee swivel run first and then temporarily tighten the above 2 parts Then tighten them up together C Connector assembly stay se...

Page 35: ...re to readjust the fitting angle for avoiding such close contact C Controller and cables section 1 Remove the cover cap of the tractor 2 Fit the controller stay 2 in position M7995 ROPS MODEL 1 Hydrau...

Page 36: ...rough the slit A For the cutting position refer to the pattern sheet on last page A Keep the wire cable hidden with the sleeve Pass the sleeve down through the bottom of the hole 5 Install the control...

Page 37: ...d hole aligns with the spool hole Then connect the cable to the spools with pins 9 Loosen the M6 lock nuts of the cable ends Turn the cable ends and spools so that the direction of the pins should be...

Page 38: ...ttach the lever cover in place M7995 ROPS MODEL M7996 CAB MODEL C Cable guide section M7995 ROPS model only 1 Attach the cable guide to the fender 2 Pass the controller cable through the cable guide 1...

Page 39: ...tay to the valve stay support 1 Valve cover 2 3 M8 x 20 bolts with washers 1 Valve stay support 2 3 M12 x 30 bolts 3 2 M10 stud bolts M10 stud Tightening torque 24 5 to 31 4 N m 2 5 to 3 2 kgf m 18 1...

Page 40: ...instructions are not followed View from the top of the valve 1 Self level valve assy 2 2 M10 nuts 2 M10 spring lock washers 3 M10 x 60 hex bolt 1 Pump line hose with sleeve hose 6 A Tractor side 580...

Page 41: ...tractor hydraulic pump may experience malfunction C Connector assembly stay section 1 Fit the connector assembly stay to the main frame with the bolts and plain washers inserted from the outside and...

Page 42: ...shown in the figure to readjust the fitting angle for avoiding such close contact 3 Attach the label on the back of the side frame RH C Controller and cables section 1 Remove the cover cap of the trac...

Page 43: ...at so that the cable can pass through the slit A For the cutting position refer to the pattern sheet on last page A Keep the wire cable hidden with the sleeve Pass the sleeve down through the bottom o...

Page 44: ...les to end surface of the valve must be same length as other spools A When assembling the switch section keeping the self level on off lever downward A The cable with blue tape is for boom section and...

Page 45: ...ables in place A When assembling the switch section keeping the self level on off lever downward A With the lock nuts tight in position move the lever to make sure that the cables and spools behave sm...

Page 46: ...cable guide C Control valve cover section 1 Attach the valve cover to the valve stay 1 Self level on off lever Lower position 2 Self level on off lever Upper position 3 Spool for self leveling A Spool...

Page 47: ...mbly RH in the following procedure A If the machine does not have a self leveling valve the orifice is not needed 1 Remove the adapter assy from the accumulator valve 2 Set the orifice into the port A...

Page 48: ...r Standard valve For Self level valve if equipped 1 Main frame RH 2 Accumulator assembly RH 3 2 M10 x 90 bolts without 3rd function valve kit 2 M10 x 110 bolts if equipped with 3rd function valve kit...

Page 49: ...in the following figure 5 Connect the tube as shown in the following figure A If 3rd function valve kit is installed tube routing through between A hose and B hose of 3rd function 1 Elbow adapter 1 Hy...

Page 50: ...frame LH 2 Accumulator assy LH 3 2 M10 x 80 bolts 4 2 M10 plain washers 5 2 M10 spring washers 6 2 M10 nuts 1 Tube 2 Hydraulic hose Connected to accumulator assy LH 275 mm 10 8 in 3 4 UNF 1 Valve cov...

Page 51: ...machine is equipped with the optional self level valve fit the accompanying orifice to the accumulator assembly RH in the following procedure A If the machine does not have a self leveling valve the o...

Page 52: ...ble bolts due to 3rd function valve kit is installed or not 2 Fit the boom section adapter in position and connect the hose between the accumulator valve and the control valve A Adapter side B Accumul...

Page 53: ...he 3rd function port 4 Connect the tube as shown in following figure 1 Hydraulic hose 850 mm 33 5 in 3 4 UNF and 3 4 UNF 2 Hydraulic hose 385 mm 15 2 in 3 4 UNF and 3 4 UNF 1 Hydraulic hose 850 mm 33...

Page 54: ...accumulator assembly LH to the main frame LH 6 Connect the tube to the accumulator assembly LH C Valve cover section 1 Remove the valve cover 2 from the valve cover 1 Main frame LH 2 Accumulator assy...

Page 55: ...nt by fit which one should be used 4 Attach the accumulator valve cover in place 5 Apply the selector lever to the accumulator valve 1 Valve cover 2 3 M8 x 20 bolts with washers Standard valve 3 M8 x...

Page 56: ...uipped C Valve section 1 Connect the adapters to the 3rd function valve assembly as shown below 2 Connect the hose to the port B of the 3rd function valve 3 Remove the valve cover if attached in place...

Page 57: ...d it 5 Remove the adapter from the tractor and fit the other adapter as shown below Make sure the new copper packing in the kit fit to the adapter 6 Remove the pump line hose 1 Adapter 1 4 BSPT Tighte...

Page 58: ...ngle of 90 side of the hose to keep the hose out of contact with its nearby parts 9 Connect the hose to the pump ports of the tractor and 3rd function valve 1 Valve stay 2 3rd function valve assy 3 2...

Page 59: ...the accumulator assembly for the 3rd function A Temporarily attach the bolts 1 Pilot tank line hose 230 mm 9 1 in 3 4 UNF 2 Elbow adapter 3 4 UNF A 90 1 Pilot tank line hose 230 mm 9 1 in 9 16 UNF 2 3...

Page 60: ...low 16 Attach the 45 adapters to the 3rd function coupler stay assembly 1 Pilot pump line hose 325 mm 12 8 in 9 16 UNF and 9 16 UNF 2 Pilot pump port A Angle to keep the hose out of contact with nearb...

Page 61: ...as shown below 1 3rd function coupler stay assy 2 2 M10 x 60 bolts original 3 Connector stay assy original 4 2 M10 nuts original 5 2 M10 plain washers original 6 2 M10 spring lock washers original A U...

Page 62: ...ter angles to avoid any contact C Boom section 1 Secure the tubes onto the boom 2 Install the hydraulic hoses to the tubes 1 Port A hose Gray 1340 mm 52 8 in 3 4 UNF 2 Port B hose Green 660 mm 30 0 in...

Page 63: ...he hydraulic hoses to the 3rd function coupler stay assy 1 2 M8 x 35 bolts with washers 1 Hydraulic hose hitch 1 370 mm 14 6 in 3 4 UNF and 3 4 UNF 2 Hydraulic hose hitch 2 370 mm 14 6 in 3 4 UNF and...

Page 64: ...A To draw out the rivets loosen the screws first with a screwdriver 2 Slide the lever boot loosen the nut and remove the control lever 3 Cut the lip off the lever boot 1 2 Rivets 2 3 Bolts with washer...

Page 65: ...ly wipe off the grease 5 Install the 3rd function control lever as shown below and secure it with the nut 6 Remove the plug from the console Remove the plastic fastener from the 3rd function on off sw...

Page 66: ...no harness gets too tense nor stuck 10 Pass the 3rd function harness behind the lever cables Then connect the harness to the 3rd valve as shown below 1 2 Relays A To 3rd function control lever B To ON...

Page 67: ...below A Clamp the 3rd function harness at the white taped point 13 Using the cross shaped clamp secure the 3rd function harness to the hoses as shown below 1 Valve bolt A Cable running over the bolt...

Page 68: ...e console cover in place C Valve cover section 1 Attach the cross shaped clamp on the valve cover A Secure the clamp in position with its longer side A Temporarily fix the clamp for it to move freely...

Page 69: ...ort A hose caught between the 3rd function valve stay and valve cover 3 Secure the port A hose to the cross shaped clamp on the valve cover 4 Finally fix the cross shaped clamp tightly on the valve co...

Page 70: ...Circuit Type with Self leveling Valve M6873 if equipped C Valve section 1 Connect the adapters to the 3rd function valve assembly as shown below 2 Connect the hose to the port B of the 3rd function va...

Page 71: ...sealing tape 2 or 3 turns around it 5 Remove the adapter from the tractor and fit the other adapter as shown below Make sure the new copper packing in the kit fit to the adapter 1 Valve cover 2 3 M8 x...

Page 72: ...the hose to keep the hose out of contact with its nearby parts 9 Connect the hose to the pump ports of the tractor and 3rd function valve 1 Pump line hose 545 mm 21 5 in 1 Valve stay 2 3rd function va...

Page 73: ...the accumulator assembly for the 3rd function A Temporarily attach the bolts 1 Pilot tank line hose 230 mm 9 1 in 3 4 UNF 2 Elbow adapter 3 4 UNF A 90 1 Pilot tank line hose 230 mm 9 1 in 9 16 UNF 2 3...

Page 74: ...low 16 Attach the 45 adapters to the 3rd function coupler stay assembly 1 Pilot pump line hose 325 mm 12 8 in 9 16 UNF and 9 16 UNF 2 Pilot pump port A Angle to keep the hose out of contact with nearb...

Page 75: ...as shown below 1 3rd function coupler stay assy 2 2 M10 x 60 bolts original 3 Connector stay assy original 4 2 M10 nuts original 5 2 M10 plain washers original 6 2 M10 spring lock washers original A U...

Page 76: ...C Boom section Follow the instructions given in Independent Circuit Type with Standard Valve M6873 if equipped C Controller section 1 Remove the rivets and bolts first and then the console cover A To...

Page 77: ...A If the harness is difficult to go through the boot apply a small amount of grease on the inside of the lever boot in advance pass it carefully through the boot and finally wipe off the grease 5 Inst...

Page 78: ...ubber ring on the switch 7 Connect the relays to the 3rd function harness 8 Pass the 3rd function harness through the cabling hole of the tractor step 1 Console 2 Plug 3 Switch 1 Switch 2 Plastic fast...

Page 79: ...elow A Secure the earth harness in place Adjust its angle beforehand as required not to run over the valve bolt as shown below 11 Put the relays to the relay stay 12 Using the cross shaped clamps secu...

Page 80: ...er in place C Valve cover section Follow the instructions given in Independent Circuit Type with Standard Valve M6873 if equipped C Label section Follow the instructions given in Independent Circuit T...

Page 81: ...he relay stay to the solenoid valve assy 2 Assemble the following parts as shown below 3 Disconnect the pump line hose Standard valve Self level valve if equipped 1 Relay stay Solenoid valve assy 2 2...

Page 82: ...hose 1 300 mm 11 8 in 7 8 UNF and 7 8 UNF 2 Pump line hose 2 For standard valve 710 mm 28 0 in 3 4 UNF and 7 8 UNF For self level valve 570 mm 22 4 in 3 4 UNF and 7 8 UNF 3 Tank hose 460 mm 18 1 in 7...

Page 83: ...2 to coupler stay assembly 1 3rd function coupler stay assy 2 2 M10 x 60 bolts original 3 Multi coupler stay assy original 4 2 M10 nuts original 5 2 M10 plain washers original 6 2 M10 spring lock was...

Page 84: ...2 between the pipe and hitch stay assembly 4 Connect the hydraulic hoses to the coupler stay assy C Controller section 1 Remove the lever boot first and then the lever 2 Cut the lever boot as shown b...

Page 85: ...to the wire harness and connect the wire harness to the tractor and solenoid valve harness A Connect the wire harness couplers of the 3rd function control lever to their respective same color coupler...

Page 86: ...the wire harness as shown below M7991 ROPS MODEL M7992 CAB MODEL 1 Solenoid valve harness 1 2 Solenoid valve harness 2 A Rear of tractor B Front of tractor 1 Tractor harness 1 Tractor harness 1 Clamp...

Page 87: ...the bolt and clamp the harness Connect the additional harness to the tractor harness 6 Fix the relays to the relay stay 1 Clamp cord band 2 Wire harness C To additional harness 1 Clamp cord band 2 Wi...

Page 88: ...valves and coupler stay assembly Standard valve Self level valve M6874 if equipped 1 Label 1 Hydraulic hose Red 500 mm 19 7 in 2 Hydraulic hose Blue 597 mm 23 5 in 3 Hydraulic hose Yellow 465 mm 18 3...

Page 89: ...m 19 7 in 2 Hydraulic hose Blue 432 mm 17 0 in 3 Hydraulic hose Yellow 520 mm 20 4 in 4 Hydraulic hose White 485 mm 19 1 in 1 2 M10 bolts 2 M10 plain washers 2 M10 spring lock washers 2 M10 nuts 2 Con...

Page 90: ...1 2 2 M10 x 65 bolts without accumulator kit 2 M10 x 90 bolts original if equipped with accumulator kit 2 M10 x 110 bolts original if equipped with 3rd function valve kit and accumulator kit 3 2 M10...

Page 91: ...couplers from the boom hoses 9 Remove the adapters from the female couplers 1 Hydraulic hose Red 465 mm 18 3 in 3 4 UNF 2 Hydraulic hose Blue 394 mm 15 5 in 3 4 UNF 3 Hydraulic hose Yellow 500 mm 19...

Page 92: ...ting to the multi coupler 2 11 Connect the boom hoses to the multi coupler 2 A Install the multi coupler with its flat face facing downward as shown below 1 4 Adapters 1 original 3 8 UNF 2 4 Adapters...

Page 93: ...them and reconnect ASSEMBLING FRONT GUARD FRONT GUARD KIT BFront Guard 1 Attach the front guard in position on the tractor A Before moving the tractor or the front loader make sure the front guards ar...

Page 94: ...owly move the hydraulic control lever to the dump position to lower the side frames into the main frames and engage the bosses of the side frames to the guide plates of the main frames 7 Then lift the...

Page 95: ...mission fluid level Add fluid if necessary Refer to the tractor operator s manual for instructions and proper fluid Repeat this check after purging air from the system At that time it will be necessar...

Page 96: ...to the control valve C Operation check of the loader lever Make sure that the loader operates as shown below C Operation check of the self leveling function if equipped M4 061 M4 071 M6060 M7060 1 Put...

Page 97: ...tivation switch 3 Front hydraulic outlet 4 Plug A Activate port A B Activate port B C Front hydraulic valve main switch OFF D Front hydraulic valve main switch ON 1 Front hydraulic valve main switch 2...

Page 98: ...he switch light turns off 5 Press the activation switch A and switch B make sure the front remote hydraulic valve does not operate ESTIMATED ASSEMBLY TIME Refer to the following table for the estimate...

Page 99: ...o 29 0 M8 N m kgf m ft lbs 23 6 to 27 4 2 4 to 2 8 17 4 to 20 2 3 8 N m kgf m ft lbs 47 5 to 57 0 4 84 to 5 81 35 0 to 42 0 61 0 to 73 2 6 22 to 7 46 45 0 to 54 0 M10 N m kgf m ft lbs 48 1 to 55 8 4 9...

Page 100: ...7 to 44 3 8 to 4 5 27 to 33 3 4 48 to 54 4 9 to 5 5 35 to 40 7 8 77 to 85 7 9 to 8 6 57 to 62 Hose fitting Flare nut UNF 9 16 25 to 28 2 55 to 2 85 18 5 to 20 6 3 4 49 to 53 5 00 to 5 40 36 2 to 39 0...

Page 101: ...P T From 3rd Function Valve To Coupler A1 To Accumulator A1 To Accumulator B1 To Coupler B1 To Coupler A2 To T H P T To Tank To Coupler B2 500mm A2 A1 B1 B2 White Blue Yellow Red 1050mm To Tank T2 Fro...

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Page 103: ...ccumulator T2 Tractor s Hydraulic Power for Pilot Take off T H P P T To 3rd Function Valve From 3rd Function Valve To T H P P T From T H P T From T H P P T To 3rd Function Stay F1 To 3rd Function Stay...

Page 104: ......

Page 105: ...lve T From 3rd Function Valve T2 460mm T2 To Tank From Accumulator T3 PUMP LINE POWER BEYOND LINE TANK LINE To 3rd Function Stay F2 300mm Tractor s Hydraulic Power Take off T H P T From Valve P B To 3...

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Page 107: ...From T H P T 570mm To 3rd Function Stay F1 730mm To T H P T To Tank From 3rd Function Valve 345mm To Coupler A1 To Accumulator A1 To Accumulator B1 To Coupler B1 To Coupler A2 To Coupler B2 Z Accumula...