3 Point Hitch Downforce Kit
BLV10037, BLV10968
INSTALLATION INSTRUCTIONS
LVU26962 17NOV17 (ENGLISH)
4044R, 4049R, 4052R, and 4066R Tractors
John Deere Augusta Works LVU26962 (17NOV17)
PRINTED IN U.S.A.
COPYRIGHT © 2017 DEERE & COMPANY Moline, Illinois All rights reserved.
A John Deere ILLUSTRUCTION ™ Manual Previous Editions Copyright © 2014 LVU26962-19-17NOV17
PR59899,0000349 -19-07JUL17-1/1
DX,ALERT -19-29SEP98-1/1
DX,SIGNAL -19-05OCT16-1/1
Introduction
IMPORTANT: Read through this instruction thoroughly and familiarize yourself with the tractor before installing parts.
This instruction demonstrates procedures for installing a 3 Point Hitch Downforce Kit on a 4R tractor.
Recognize Safety Information
This is a safety-alert symbol. When you see this symbol on your machine or in this manual, be alert to the potential for personal injury.
Follow recommended precautions and safe operating practices.
T81389—UN—28JUN13
Understand Signal Words
DANGER; The signal word DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury.
WARNING; The signal word WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury.
CAUTION; The signal word CAUTION indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. CAUTION may also be used to alert against unsafe practices associated with events which could lead to personal injury.
A signal word—DANGER, WARNING, or CAUTION—is used with the safety-alert symbol. DANGER identifies the most serious hazards. DANGER or WARNING safety signs are located near specific hazards. General
TS187—19—30SEP88
precautions are listed on CAUTION safety signs.
CAUTION also calls attention to safety messages in this manual.
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DX,SIGNS -19-18AUG09-1/1
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Follow Safety Instructions
Carefully read all safety messages in this manual and on your machine safety signs. Keep safety signs in good condition. Replace missing or damaged safety signs. Be sure new equipment components and repair parts include the current safety signs. Replacement safety signs are available from your John Deere dealer.
There can be additional safety information contained on parts and components sourced from suppliers that is not reproduced in this operator's manual.
Learn how to operate the machine and how to use controls properly. Do not let anyone operate without instruction.
Keep your machine in proper working condition.
Unauthorized modifications to the machine may impair the function and/or safety and affect machine life.
TS201—UN—15APR13
If you do not understand any part of this manual and need assistance, contact your John Deere dealer.
Replace Safety Signs
Replace missing or damaged safety signs. Use this operator’s manual for correct safety sign placement.
There can be additional safety information contained on parts and components sourced from suppliers that is not reproduced in this operator's manual.
TS201—UN—15APR13
Park Machine Safely
Before working on the machine:
•Lower all equipment to the ground.
•Stop the engine and remove the key.
•Disconnect the battery ground strap.
•Hang a "DO NOT OPERATE" tag in operator station.
TS230—UN—24MAY89
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Kit Parts List - BLV10968
9
2 12
2 4
18 2
19
1
1
20 5 28
28 1 1
2
5 12 26
31
9
3 11 15
17 27
23 21
34
14 22 11 15
8 33 27
9
31 16
10 24
25 7
29
30 35
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13
6
32
PY38921—UN—07JUL17
.
NOTE: Open Operator Station wiring harness kit (LVA19471) is required if load center kit (BLV10456) is not installed.
Cab wiring harness kit (LVA19473) is required if load center kit (BLV10457) is not installed.
Item Part Number Description Quantity
1 14M7296 FLANGE NUT M10 8
2 19M7835 SCREW M10 8
3 19M8123 SCREW M8 3
4 19M9953 CAP SCREW M14 4
5 28H1973 BUSHING 2
6 57M8641 FUSE 2
7 61H1030 TEE FITTING W/ O-RING 1
8 61H1094 ELBOW FITTING W/ O-RING 1
9 61H1160 ADAPTER W/ O-RING 2
10 61H1425 TEE FITTING W/ O-RING 1
11 AL14540 QUICK LOCK PIN 2
12 AR62149 QUICK LOCK PIN 2
13 AT49216 PLUG, DETENT 2
14 LVA17257 HYDRAULIC CYLINDER, DOWN PRESSURE 2
15 LVA17857 BALL JOINT M16 2
16 LVA17874 KIT, ROCKSHAFT/DIVERTER WIRING HARNESS 1
17 LVA18536 SWITCH, ROCKSHAFT DOWNFORCE 1
18 LVA19477 BRACKET, DOWN FORCE 1
19 LVA19478 BRACKET, CYLINDER MOUNT, LH 1
20 LVA19479 BRACKET, CYLINDER MOUNT, RH 1
21 LVA20941 MANIFOLD 1
22 LVA22659 HOSE, DOWNFORCE INLET LH 1
23 LVA22661 HOSE, DOWNFORCE INLET RH 1
24 LVA22662 HOSE, DOWNFORCE OUTLET, LH 1
25 LVA22663 HOSE, DOWNFORCE OUTLET, RH 1
26 LVA22664 HOSE, ROCKSHAFT DOWNFORCE 1
27 LVU24444 BOLT, DOWNFORCE CYL. MOUNT 2
28 LVU27533 PIN, DOWNFORCE CYL. MOUNT 2
29 LVU28009 SLEEVE, HARNESS 1
30 R105388 TIE BAND 12
31 R44302 TIE BAND 5
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32 SJ15808 RELAY 1
33 T77613 O-RING 2
34 T77857 O-RING 1
35 TY22464 CLAMP, HOSE, WORM GEAR 2
Assembly and Installation of Subcomponents
Downforce Bracket Assembly
1. Attach left side cylinder mounting bracket (B) to downforce bracket (A) using cap screw (C) and nut (D).
2. Attach right side cylinder mounting bracket (G) to downforce bracket (A) using cap screw (C) and nut (D).
3. Install cap screw (E) and nut (F) to both left and right side cylinder mounting brackets.
4. Tighten all cap screws to specification.
Specification
Cap Screw —Torque... 73 N·m (54 lb.-ft.)
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A—Downforce Bracket (Item 18 on Parts List)
B—Left Side Cylinder Mounting Bracket (Item 19 on Parts List)
C—Cap Screw, M10 x 1.5 x 35 (3 used) (Item 2 on Parts List) D—Nut M10 x 1.50 (3 used)
(Item 1 on Parts List)
E—Cap Screw, M10 x 1.5 x 35 (Item 2 on Parts List) F— Nut M10 x 1.50 (Item 1 on
Parts List)
G—Right Side Cylinder Mounting Bracket (Item 20 on Parts List)
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Downforce Bracket Installation
IMPORTANT: Verify that drawbar support bracket is installed on tractor. Damage can occur to the downforce cylinder if drawbar support bracket is not installed.
1. Remove quick lock pin (A), drilled pin (B), and drawbar (C).
2. Support the drawbar hitch (E) with a suitable lifting device and remove cap screws (D).
3. With a suitable lifting device, position downforce bracket (F) on the drawbar hitch.
4. Install cap screws (G). Tighten to specification.
Specification
Cap Screw—Torque... 205 N·m (151 lb.-ft.)
A—Quick Lock Pin B—Drilled Pin C—Drawbar D—Cap Screw
E—Drawbar Hitch F— Downforce Bracket G—Cap Screw M14 x 2 x 40 (4
used) (Item 4 on Parts List)
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Downforce Valve Assembly
NOTE: Secure valve while assembling the fittings.
1. Remove dust plugs (A) from downforce valve (B).
NOTE: Lubricate O-rings prior to assembly.
2. Insert T-fitting with O-ring (C) onto downforce valve, position as shown. Tighten to specification.
Specification
T-Fitting—Torque... 37 N·m (27 lb.-ft.)
3. Insert adapter fitting with O-ring (D) onto downforce valve. Tighten to specification.
Specification
Adapter Fitting—Torque... 37 N·m (27 lb.-ft.)
4. Assemble swivel T-fitting with O-ring (E) as shown onto adapter fitting with O-ring (D). Tighten to specification.
Specification Swivel T-Fit-
ting—Torque... 24 N·m (18 lb.-ft.)
NOTE: Open station models—reorient solenoid (F) by rotating it 90° (cable mounting towards fitting side).
LV21127—UN—30APR14
A—Dust Plugs
B—Downforce Valve (Item 21 on Parts List)
C—T-Fitting with O-Ring (Item 10 on Parts List)
D—Adapter Fitting with O-Ring (2 used) (Item 9 on Parts List)
E—Swivel T-Fitting with O-Ring (Item 7 on Parts List) F— Solenoid
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Downforce Valve Installation
1. Remove cap screw (A) and washer from rockshaft.
NOTE: Lubricate O-ring using hydraulic oil or equivalent.
2. Install O-ring (B) on downforce valve (C).
NOTE: Ensure valve mounting holes are free from rust, paint and other debris.
3. Position downforce valve on rockshaft and install cap screws (D). Tighten to specification.
Specification
Cap Screw—Torque... 37 N·m (27 lb.-ft.)
A—Cap Screw B—O-Ring
C—Downforce Valve
D—Cap Screw M8 X 1.25 X 45 (3 used) (Item 3 on Parts List)
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Downforce Hydraulic Cylinder Assembly
1. Apply Loctite® 243 or equivalent to ball joint threads.
Thread ball joint (A) to hydraulic cylinder (B).
2. Hold cylinder rod flat spot (C) with a wrench while turning ball joint at flat spot (D) to tighten. Ensure no gap exists between cylinder rod and ball joint after tightening.
3. Repeat for other hydraulic cylinder.
A—Ball Joint (Item 15 on Parts List)
B—Hydraulic Cylinder (Item 14 on Parts List)
C—Cylinder Rod Flat Spot D—Flat Spot
LV21131—UN—17FEB14
Loctite is a trademark of Henkel Corporation
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Downforce Hydraulic Cylinder Installation
IMPORTANT: Avoid damage to downforce cylinder due to improperly torqued cylinder mounting bolts. Cylinder mounting bolt threads and contact surfaces along with the mounting bolt holes and contact surfaces must be free from rust, paint and other debris. Mounting bolts must be installed in rockshaft lift arms dry to obtain proper torque.
1. Clean cylinder mounting bolts (A) and cylinder mounting bolt holes thoroughly and verify they are completely dry prior to installation.
2. Install cylinder mounting bolts (A) on rockshaft lift arms (B). Tighten to specification.
Specification Cylinder Mounting
Bolt—Torque (dry)...155 + - 20% N·m (107 lb.-ft.)
NOTE: Hydraulic cylinder fittings (D) must be facing rearward as shown.
NOTE: Ensure no gap exists between cylinder pin and lift arm after tightening.
3. Slide hydraulic cylinders (C) on cylinder mounting bolts.
4. Install quick lock pins (E).
5. Position bushings (F) between hydraulic cylinders (C) and cylinder mounts while inserting cylinder mounting pins (G).
6. Install quick lock pins (H) as shown.
Downforce Switch Installation Open Station NOTE: For downforce connector identification, see connector identification in relevant component technical manual.
LV21132—UN—17FEB14LV21133—UN—17FEB14
Shown With 3-Point Hitch Removed For Clarity
A—Cylinder Mounting Bolts (2 used) (Item 27 on Parts List) B—Rockshaft Lift Arms C—Hydraulic Cylinders D—Hydraulic Cylinder Fittings
E—Quick Lock Pins (2 used) (Item 11 on Parts List) F— Bushings (2 used) (Item 5
on Parts List)
G—Cylinder Mounting Pins (2 used) (Item 28 on Parts List) H—Quick Lock Pins (2 used)
(Item 12 on Parts List)
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1. Remove knockout (A) on right side console (B).
2. Remove cap screws (C) and nuts.
3. Raise right side console.
4. Insert downforce switch (E) and attach connector (D).
5. Install right side console.
Downforce Switch Installation Cab
NOTE: For downforce connector identification, see connector identification in relevant component technical manual.
A—Knockout
B—Right Side Console C—Cap Screws
D—Connector
E—Downforce Switch (Item 17 on Parts List)
LV21186—UN—19FEB14LV21187—UN—19FEB14
1. Remove knockout (A) on right side console (B).
2. Remove cap screws (C).
3. Slide rubber boot (D) up on the SCV shaft.
4. Raise right side console.
5. Insert downforce switch (F) and attach connector (E).
6. Install right side console.
A—Knockout
B—Right Side Console C—Cap Screws
D—Rubber Boot E—Connector
F— Downforce Switch (Item 17 on Parts List)
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Installation of Rockshaft Hose
1. Carefully position rockshaft hydraulic hose (A) as shown.
2. Attach hydraulic connector (C) to downforce valve (B).
3. Attach hydraulic connector (D) to charge filter oil line (E).
4. Tighten hydraulic connector (C) to specification.
Specification Hydraulic
Connector—Torque... 24 N·m (18 lb.-ft.)
5. Tighten hydraulic connector (D) to specification.
Specification Hydraulic
Connector—Torque... 50 N·m (37 lb.-ft.)
6. Secure rockshaft hydraulic hose (A) to oil line (G) using tie bands (F) as shown.
NOTE: Ensure hoses are routed away from the moving parts.
A—Rockshaft Hydraulic Hose (Item 26 on Parts List) B—Downforce Valve (Item 21
on Parts List) C—Hydraulic Connector D—Hydraulic Connector
E—Charge Filter Oil Line F— Tie Bands, 7.5 (2 used)
(Item 31 on Parts List) G—Oil Line
LV21170—UN—01MAY14
Open Station Hose Routing
LV21192—UN—01MAY14
Cab Hose Routing
LV21171—UN—01MAY14
Hydraulic Hose to Downforce Valve
LV21172—UN—01MAY14
Hydraulic Hose to Charge Filter Oil Line
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Installation of Right Side Hydraulic Hoses
1. Carefully position right side hydraulic outlet hose (A) as shown.
2. Attach right side hydraulic outlet hose (A) to adapter fitting with O-ring (B) on downforce valve (C). Tighten to specification
Specification Right Side Hydraulic
Outlet Hose—Torque... 16 N·m (12 lb.-ft.)
A—Right Side Hydraulic Outlet Hose (Item 25 on Parts List) B—Adapter Fitting with O-ring
C—Downforce Valve LV21768
—UN—02MAY14
3. Slide right side hydraulic outlet hose (A) through harness sleeve (B). Position as shown.
4. Slide right side hydraulic inlet hose (C) through harness sleeve.
A—Right Side Hydraulic Outlet Hose
B—Harness Sleeve (Item 29 on Parts List)
C—Right Side Hydraulic Inlet Hose (Item 23 on Parts List)
LV21769—UN—02MAY14
5. Attach right side hydraulic inlet hose (A) to T-fitting with O-ring (B). Tighten to specification.
Specification Right Side Hydraulic Inlet
Hose—Torque... 16 N·m (12 lb.-ft.)
A—Right Side Hydraulic Inlet Hose
B—T-Fitting with O-ring
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6. Install O-ring (A) on the upper fitting on the right side hydraulic cylinder (B).
7. Attach right side hydraulic inlet hose (C) to upper hydraulic cylinder fitting. Tighten to specification.
Specification Right Side Hydraulic Inlet
Hose—Torque... 24 N·m (18 lb.-ft.)
8. Attach right side hydraulic outlet hose (D) to right side hydraulic cylinder (B) using hose clamp (E).
9. Position tie bands (F) as shown on harness sleeve (G) and tighten as needed.
A—O-Ring (Item 33 on Parts List)
B—Right Side Hydraulic Cylinder
C—Right Side Hydraulic Inlet Hose
D—Right Side Hydraulic Outlet Hose
E—Hose Clamp (Item 35 on Parts List)
F— Tie Bands 7.5 (3 Used) (Item 31 on Parts List)
G—Harness Sleeve (Item 29 on Parts List)
LV21771—UN—02MAY14LV21777—UN—02MAY14
Installation of Left Side Hydraulic Hoses
NOTE: Lubricate O-ring and install into groove using petroleum jelly to hold in place.
1. Install O-ring (A) on the upper fitting on left side hydraulic cylinder (C).
2. Attach 90° swivel fitting (B). Tighten to specification.
Specification 90° Swivel
Fitting—Torque... 24 N·m (18 lb.-ft.)
A—O-Ring (Item 33 on Parts List)
B—90° Swivel Fitting (Item 8 on Parts List)
C—Left Side Hydraulic Cylinder
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3. Attach left side hydraulic inlet hose (A) to the swivel T-fitting (B).
4. Attach left side hydraulic inlet hose (A) to the 90°
fitting (C) on the left side hydraulic cylinder. Tighten to specification.
Specification
90° Fitting—Torque... 24 N·m (18 lb.-ft.)
5. Attach left side hydraulic outlet hose (D) to adapter fitting (E) as shown. Tighten to specification.
Specification
Adapter Fitting—Torque... 16 N·m (12 lb.-ft.)
6. Attach left side hydraulic outlet hose (D) to left side hydraulic cylinder using hose clamp (F).
A—Left Side Hydraulic Inlet Hose (Item 22 on Parts List) B—Swivel T-Fitting
C—90° Fitting
D—Left Side Hydraulic Outlet Hose (Item 24 on Parts List) E—Adapter Fitting
F— Hose Clamp (Item 35 on
Parts List) LV21773—UN—06MAY14
Final Assembly
NOTE: Open Operator Station wiring harness kit (LVA19471) is required if load center kit (BLV10456) is not installed.
Cab wiring harness kit (LVA19473) is required if load center kit (BLV10457) is not installed.
1. Connect the 12-pin connector (A) to the right side fender wiring harness connector (B).
2. Connect the 2-pin connector (C) to the downforce valve (D).
3. Install rear wheel. Tighten lug bolts to specification.
Specification
Lug Bolt—Torque... 140 N·m (103 lb.-ft.)
4. Install drawbar.
A—12-Pin Connector B—Right Side Fender Wiring
Harness Connector
C—2-Pin Connector D—Downforce Valve
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Tractors With Load Centers Already Installed For tractor with load center already installed:
•BLV10456 Open Station
•BLV10457 Cab
1. Install relay (A) on load center.
2. Install diodes (B) on load center.
A—Relay (Item 32 On Parts List)
B—6 Amp Diode (2 used) (Item 6 On Parts List)
D1
*DIV POWER
D4
*DIV AUX PWR D2 3RD EH
D5 3RD EH
D3 DUAL REAR
F1-10A POWER
*OPTIONAL EQUIPMENT
LVU27801
12345678910
12345678910 FEDCBA
KE1 DUAL REAR CONTINUOUS
RELAY
KE2 3RD EH HYDRAULICS
RELAY
KE3 3RD EH HYDRAULICS
RELAY
KE4 3RD EH
"A" CONTROL RELAY
KE7 3RD EH HYDRAULICS TEMP
RELAY
KE9 3RD EH
"A" LOCKOUT RELAY
KE8 DIVERTER/CONTINUOUS
LOCKOUT RELAY
KE10 3RD EH
"B" LOCKOUT RELAY KE5
3RD EH
"B" CONTROL RELAY
KE6
*DIVERTER/
DOWNFORCE RELAY
A
B
LV21785—UN—06MAY14
For Backhoe Attachment
Downforce bracket, downforce cylinders, and hoses need to be disassembled and downforce ports (A) capped with detent plugs (B). Tighten to specification.
Specification
Detent Plug—Torque... 24 N·m (18 lb.-ft.)
Verify Proper Operation
1. Start tractor and raise three point implement.
A—Downforce Ports B—Detent Plug (2 used) (item 13 on Parts List)
B A
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2. Push downforce switch (A) to activate downforce cylinder.
3. Verify downforce cylinder retracts and no hydraulic leaks are present.
A—Downforce Switch
LV25594—UN—15JUN16
Downforce Switch Cab
LV25593—UN—15JUN16
Downforce Switch Open Station
