Landoll 6230 User manual

F-440-0110 01/2010
LANDOLL CORPORATION
1900 North Street
Marysville, Kansas 66508
[phone]
800-428-5655 ~ WWW.LANDOLL.COM
Model 6230
Disc
Operator’s Manual

F-440-0110 Edition i
Table of Contents
1 Introduction
2 Standard Specifications
3 Assembly Instructions
6230 Disc Frame and Hitch Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Leveler Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Manual Leveler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Hydraulic Leveler (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Hydraulic Depth Stop Tube Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Electronic Depth Stop (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Fold Cylinder Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15
Center Frame Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Disc Gangs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
Wing Frames . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19
Hydraulic Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-32
Light Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-33
Rear Tow Hitch (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34
Harrow Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-37
Rear Jack Installation (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38
Final Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38
4 Operation and Maintenance
Tractor Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Disc Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Attaching To The Tractor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Hydraulic Lift System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Hydraulic Fold System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
General Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Field Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Leveling (Side To Side) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Leveling (Front-to-Rear) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10

ii F-440-0110 Edition
Hydraulic Leveler Gauge Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Variable Ratio Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
Hitch Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Scraper Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Coil Tine Harrow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Front Gauge Wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Disc Blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Depth Stop Adjustment (Manual) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
Electronic Depth Control Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
Wheel Bearing Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
Hydraulic Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
Transport . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
Lubrication Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
5 Troubleshooting Guide

1-1
Chapter 1
Introduction
The Landoll 6230 Disc is a quality product designed to give years of trouble free performance. By following each
section of this manual, your system will perform as designed for you and your operation
CHAPTER 1 gives basic instructions on the use of this manual.
CHAPTER 2 gives product specifications. These specifications supply lengths and measures for your
equipment. A Standard Bolt Torque Table is provided to give guidelines for bolt torques to
be used when servicing this product.
CHAPTER 3 contains assembly instructions for your 6230 Disc. When these procedures are correctly
followed, your equipment should provide you years of trouble-free operation and service.
CHAPTER 4 instructs how to operate your equipment before using it, and describes adjustments
needed. It also gives practical advice for the care and maintenance of your Landoll
equipment. Drawings in this section locate adjustment points on the equipment.
NOTE: IF THE EQUIPMENT IS IMPROPERLY ASSEMBLED OR MAINTAINED, THE
WARRANTY IS VOID. IF YOU HAVE ANY QUESTIONS CONTACT:
LANDOLL CORPORATION
1900 NORTH STREET
MARYSVILLE, KANSAS 66508
or phone:
[phone] or
[phone]
or FAX:
[phone]
CHAPTER 5 is a troubleshooting guide to aid in diagnosing and solving problems with the equipment.
PARTS LIST is a separate manual showing the various assemblies, subassemblies, and systems.
Refer to that manual when ordering Landoll replacement parts. Order parts from your
Landoll dealer.
WARRANTY The Warranty Registration form is included with the product documents. Fill it out and
mail it within 15 days of purchase. The Warranty is printed inside the front cover.
NOTE: IMPROPER ASSEMBLY, MODIFICATION, OR MAINTENANCE OF YOUR
LANDOLL MACHINE CAN VOID YOUR WARRANTY.
COMMENTS Address comments or questions regarding this publication to:
LANDOLL CORPORATION
1900 NORTH STREET
MARYSVILLE, KANSAS 66508
ATTENTION: PUBLICATIONS -DEPT. 55

1-2 F-440-0110 Edition
INTRODUCTION
Notes

2-1
Chapter 2
Standard Specifications
MODEL
NO.
WORKING
WIDTH
TRANSPORT
WIDTH
TRANSPORT
HEIGHT
BLADE
DIAMETER
NO. OF
BLADES
NO. OF
BEARINGS
TIRE SIZE
AND PLY
SPINDLE
SIZE
WHEEL BOLT
PATTERN
ESTIMATED
WEIGHT (LBS.)
6230-21 20’-7" 13'-5" 9’-8” 22" or 24" 28/30 8/8 (6) 11L x 15 12 ply 2" 6 Bolt 13,020
6230-23 23'-4" 13'-5" 10’-11” 22" or 24" 32/34 10/10 (8) 11L x 15 12 ply 2" 6 Bolt 14,480
6230-26 26'-2" 13'-5" 12’-4” 22" or 24" 36/38 10/10 (4) 12.5L x 15 12 ply
(4) 12.5L x 15 Load
Range F
2-1/4”
Center
2"
Wings
8 Bolt 15,010
6230-29 28'-11" 13'-5" 13’-8” 22" or 24" 40/42 12/12 (4) 12.5L x 15 12 ply
(4) 12.5L x 15 Load
Range F
2-1/4”
Center
2"
Wings
8 Bolt 16,362
6230-30 30'-4" 17'-7" 12’-4” 22" or 24" 42/44 12/12 (8) 12.5L x 15 Load
Range F 2-1/4" 8 Bolt 18,251
6230-33 33'-1" 17'-7" 13’-7” 22" or 24" 46/48 14/14 (8) 12.5L x 15 Load
Range F 2-1/4" 8 Bolt 19,987
6230-36 35'-10" 17'-7" 14’-11” 22" or 24" 50/52 14/14 (8) 12.5L x 15 Load
Range F 2-1/4" 8 Bolt 20,360
Specifications are subject to change without prior notification.
TIRE INFLATION
TIRE
SIZE TIRE MANUFACTURER PLY/LOAD RATING INFLATION PRESSURE (psi) (max.)
20.5 x 8.0 x 10 Titan 8 Ply / D Load 1320 lbs 70 psi
12.5L x 15 Heavy Duty Titan 20 Ply/4940 lbs. 80 psi
12.5L x 15
Farm Highway Service Goodyear F Load 4680 lbs. 90 psi
12.5L x 15 Goodyear 12 Ply/3860 lbs 52 psi
11L-15 Goodyear 12 Ply/3200 lbs. 52 psi

2-2 F-440-0110 Edition
STANDARD SPECIFICATIONS
Table 2-1: General Torque Specifications
LANDOLL CORPORATION
GENERAL TORQUE SPECIFICATIONS (REV. 4/97)
THIS CHART PROVIDES TIGHTENING TORQUES FOR GENERAL PURPOSE APPLICATIONS WHEN SPECIAL TORQUES ARE NOT SPECIFIED ON PROCESS
OR DRAWING.
ASSEMBLY TORQUES APPLY TO PLATED NUTS AND CAPSCREWS ASSEMBLED WITHOUT SUPPLEMENTAL LUBRICATION (AS RECEIVED CONDITION).
THEY DO NOT APPLY IF SPECIAL GRAPHITE MOLY-DISULFIDE OR OTHER EXTREME PRESSURE LUBRICANTS ARE USED.
WHEN FASTENERS ARE DRY (SOLVENT CLEANED), ADD 33% TO AS RECEIVED CONDITION TORQUE.
BOLT HEAD IDENTIFICATION MARKS INDICATE GRADE AND MAY VARY FROM MANUFACTURER TO MANUFACTURER.
THICK NUTS MUST BE USED ON GRADE 8 CAPSCREWS.
USE VALUE IN [ ] IF USING PREVAILING TORQUE NUTS.
TORQUE IS SPECIFIED IN FOOT POUNDS
UNC
Size SAE Grade 2SAE Grade 5SAE Grade 8UNF Size SAE Grade 2 SAE Grade 5SAE Grade 8
1/4-20 4 [5] 6 [7] 9 [11] 1/4-28 5 [6] 7 [9] 10 [12]
5/16-18 8 [10] 13 [16] 18 [22] 5/16-24 9 [11] 14 [17] 20 [25]
3/8-16 15 [19] 23 [29] 35 [43] 3/8-24 17 [21] 25 [31] 35 [44]
7/16-14 24 [30] 35 [43] 55 [62] 7/16-20 27 [34] 40 [50] 60 [75]
1/2-13 35 [43] 55 [62] 80 [100] 1/2-20 40 [50] 65 [81] 90 [112]
9/16-12 55 [62] 80 [100] 110 [137] 9/16-18 60 [75] 90 [112] 130 [162]
5/8-11 75 [94] 110 [137] 170 [212] 5/8-18 85 [106] 130 [162] 180 [225]
3/4-10 130 [162] 200 [250] 280 [350] 3/4-16 150 [188] 220 [275] 320 [400]
7/8-9 125 [156] 320 [400] 460 [575] 7/8-14 140 [175] 360 [450] 500 [625]
1-8 190 [237] 408 [506] 680 [850] 1-14 210 [263] 540 [675] 760 [950]
1-1/8-7 270 [337] 600 [750] 960 [1200] 1-1/8-12 300 [375] 660 [825] 1080 [1350]
1-1/4-7 380 [475] 840 [1050] 1426 [1782] 1-1/4-12 420 [525] 920 [1150] 1500 [1875]
1-3/8-6 490 [612] 110 [1375] 1780 [2225] 1-3/8-12 560 [700] 1260 [1575] 2010 [2512]
1-1/2-6 650 [812] 1460 [1825] 2360 [2950] 1/1-2-12 730 [912] 1640 [2050] 2660 [3325]
1-3/4-5 736 [920] 1651 [2063] 2678 [3347] 1-3/4-12 920 [1150] 2063 [2579] 3347 [4183]
METRIC
COARSE THREAD METRIC CLASS 10.9 FASTENERS AND CLASS 10.0 NUTS AND THROUGH HARDENED FLAT WASHERS, PHOSPHATE COATED, ROCKWELL
“C” 38-45.
USE VALUE IN [ ] IF USING PREVAILING TORQUE NUTS.
Nominal
Thread
Diameter
mm
Standard Torque Nominal
Thread
Diameter
mm
Standard Torque
Newton-
Meters Foot- Pounds Newton- Meters Foot- Pounds
6 10 [14] 7 [10] 20 385 [450] 290 [335]
7 16 [22] 12 [16] 24 670 [775] 500 [625]
8 23 [32] 17 [24] 27 980 [1105] 730 [825]
10 46 [60] 34 [47] 30 1330 [1470] 990 [1090]
12 80 [101] 60 [75] 33 1790 [1950] 1340 [1450]
14 125 [155] 90 [115] 36 2325 [2515] 1730 [1870]
16 200 [240] 150 [180] 39 3010 [3210] 2240 [2380]
18 275 [330] 205 [245]

STANDARD SPECIFICATIONS
2-3
Table 2-2: Hydraulic Fitting Torque Specifications
LANDOLL CORPORATION
HYDRAULIC FITTING TORQUE SPECIFICATIONS
37oJIC, ORS, & ORB (REV. 10/97)
THIS CHART PROVIDES TIGHTENING TORQUES FOR HYDRAULIC FITTING APPLICATIONS WHEN SPECIAL TORQUES ARE NOT SPECIFIED ON PROCESS
OR DRAWING.
ASSEMBLY TORQUES APPLY TO PLATED CARBON STEEL AND STAINLESS STEEL FITTINGS ASSEMBLED WITHOUT SUPPLEMENTAL LUBRICATION (AS
RECEIVED CONDITION).THEY DO NOT APPLY IF SPECIAL GRAPHITE MOLY-DISULFIDE OR OTHER EXTREME PRESSURE LUBRICANTS ARE USED.
BRASS FITTINGS AND ADAPTERS - 65% OF THE TORQUE VALUE FOR STEEL. STAINLESS STEEL, ALUMINUM AND MONEL - THREADS ARE TO BE
LUBRICATED.
TORQUE IS SPECIFIED IN FOOT POUNDS
PARKER BRAND FITTINGS
Dash Size 37 Degree JIC O-Ring (ORS) O-Ring Boss (ORB)
-4 11-13 15-17 13-15
-5 14-16 — 21-23
-6 20-22 34-36 25-29
-8 43-47 58-62 40-44
-10 55-65 100-110 57.5-62.5
-12 80-90 134-146 75-85
-16 115-125 202-218 109-121
-20 160-180 248-272 213-237
-24 185-215 303-327 238-262
-32 250-290 — 310-340
GATES BRAND FITTINGS
Dash Size 37 Degree JIC O-Ring (ORS) O-Ring Boss (ORB)
-4 10-11 10-12 14-16
-5 13-15 — —
-6 17-19 18-20 24-26
-8 34-38 32-40 37-44
-10 50-56 46-56 50-60
-12 70-78 65-80 75-83
-14 — 65-80 —
-16 94-104 92-105 111-125
-20 124-138 125-140 133-152
-24 156-173 150-180 156-184
-32 219-243 — —
AEROQUIP BRAND FITTINGS
Dash Size 37 Degree JIC O-Ring (ORS) O-Ring Boss (ORB)
-4 11-12 10-12 14-16
-5 15-16 — 18-20
-6 18-20 18-20 24-26
-8 38-42 32-35 50-60
-10 57-62 46-50 72-80
-12 79-87 65-70 125-135
-14 — — 160-180
-16 108-113 92-100 200-220
-20 127-133 125-140 210-280
-24 158-167 150-165 270-360
-32 245-258 — —

2-4 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-1: Wing Stabilizer and Light Bracket Placement (21' - 29' Models)
(Left Half)
26 wingstab p1
10-1/4”
10-1/4”
9”
105”
6”
24-1/4”

STANDARD SPECIFICATIONS
2-5
Figure 2-2: Wing Stabilizer and Light Bracket Placement (21' - 29' Models)
(Right Half)
26 wingstab p2
10-1/4” 10-1/4”
6”
116”
8”
36”

2-6 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-3: Wing Stabilizer and Light Bracket Placement (30' - 36' Models)
(Left Half)
36 wingstab p2
95-3/4”
15”
24-1/4”
10-1/4”
17-1/2”

STANDARD SPECIFICATIONS
2-7
Figure 2-4: Wing Stabilizer and Light Bracket Placement (30' - 36' Models)
(Right Half)
36 wingstab p2
99-3/4”
12”
36”
10-1/4”
17-1/2”

2-8 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-5: Coil Tine Harrow Placement (21' Model)
6230-21
6230-21 harrow placement
2-7/8”
3” 10”
3-1/2”
12”
4”
12”
19”
2-7/8”
2-3/4”
9-3/4”
6-7/16”
14-1/2”
1/2”

STANDARD SPECIFICATIONS
2-9
Figure 2-6: Coil Tine Harrow Placement (23' Model)
6230-23
6230-23 harrow placement
2”
11-1/8”
12-11/16”
4”
1-5/8”
1-1/2”
1-1/2”
1-1/2”
16-1/8”
1”
1”
1-1/2”
6-3/8”
1”

2-10 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-7: Coil Tine Harrow Placement (26' Model)
(Left Half)
6230-26
6230-26 harrow placement p1
4”
6”
4”
16”
10-1/2”
4-5/16”
6-3/8”
1-1/2”
16-1/8”
1-1/2”
1”

STANDARD SPECIFICATIONS
2-11
Figure 2-8: Coil Tine Harrow Placement (26' Model)
(Right Half)
4”
4”
6-3/8”
1-1/2”
16-1/8”
1-1/2”
1”
11”
6”
16”
4-7/8”
6230-26
6230-26 harrow placement p2

2-12 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-9: Coil Tine Harrow Placement (29' Modell)
(Left Half)
6230-29
6230-29 harrow placement p1
8”
7-1/2”
8-7/16”
3”
5”
9-1/2”
2”
2”
16-1/8”
7-1/8”

STANDARD SPECIFICATIONS
2-13
Figure 2-10: Coil Tine Harrow Placement (29' Modell)
(Right Half)
6230-29
6230-29 harrow placement p2
2”
2”
16-1/8”
7-1/8”
8”
7-1/2”
9-1/8”
3”
5”
9-1/2”

2-14 F-440-0110 Edition
STANDARD SPECIFICATIONS
Figure 2-11: Coil Tine Harrow Placement (30' Model)
(Left Half)
12”
14-15/32”
6”
4”
16-1/2”
6”
16-1/8”
6230-30
6230-30 harrow placement p1
6”
6”
4”