User Manual
Table Of Contents
- 169000_RevF - Final - A Series OM Cover MACDON for WEB.pdf
 - 169000_RevF - A Series OM FINAL w DofC for WEB
 - back page
 - new cover_WEB.pdf
- toc
- Model and Serial Number
- 1Safety
 - 2Definitions
 - 3Component Identification
 - 4Specifications
 - 5Operation
- 5.1Owner/Operator Responsibilities
 - 5.2Operational Safety
 - 5.3Tractor Setup: Pull-Type
 - 5.4Mower Conditioner / Tractor Hook-Up: Pull-Type
 - 5.5Mower Conditioner / Tractor Unhook: Pull-Type
 - 5.6Header Attachment: Self-Propelled
 - 5.7Configure Reverser Valve Jumper Hose
 - 5.8Header Detachment: Self Propelled
 - 5.9Transporting Header/Mower Conditioner
 - 5.10Break-In Period
 - 5.11Preseason Check
 - 5.12Daily Start-Up Check
 - 5.13Shutdown Procedure
 - 5.14Engaging the Power Take-Off (PTO): Pull-Type
 - 5.15Lift Cylinder Lockouts
 - 5.16Steering the Pull-Type Mower Conditioner
 - 5.17Unplugging the Header/Mower Conditioner
- 5.17.1Unplugging Conditioner and Knife: Pull-Type
 - 5.17.2Unplugging Conditioner: Self-Propelled
 - 5.17.3Unplugging Conditioner and Knife: Self-Propelled
 - 5.18Header Operation
 - 5.18.1Lean Bar Position
 - 5.18.2Auger Speed
 - 5.18.3Reel Speed
 - 5.18.4Auger Position
 - 5.18.5Reel Position
 - 5.18.6Adjusting Tine Aggressiveness
 - 5.18.7Cutting Height
 - 5.18.8Header Angle
 - 5.18.9Flotation
 - 5.18.10Adjusting Feed Pan and Rock Drop Tine Position
 - 5.18.11Hay Conditioner
 - 5.18.12Adjusting Roll Tension
 - 5.18.13Forming Shields
 - 5.18.14Tall Crop Dividers
 - 5.18.15Ground Speed
 - 5.18.16Grass Seed Windrowing
 - 5.18.17Haying Tips
 - 5.18.18Storage
 
 
 - 6Maintenance and Servicing
- 6.1Preparation for Servicing
 - 6.2Recommended Safety Procedures
 - 6.3Maintenance Specifications
 - 6.4Driveshields
 - 6.5Lift Cylinder Lock-Outs
 - 6.6Lubrication
 - 6.7Hydraulics
 - 6.8Knife and Knife Drive
- 6.8.1Replacing Knife Section
 - 6.8.2Sickle Removal
 - 6.8.3Installing Knife
 - 6.8.4Sickle Head Bearing Removal
 - 6.8.5Sickle Head Bearing Installation
 - 6.8.6Spare Sickle
 - 6.8.7Sickle Guards
 - 6.8.8Sickle Hold-Downs
 - 6.8.9Sickle Drive Belt: A30-S
 - 6.8.10Sickle Drive Belts: A30-D
 - 6.8.11Sickle Drive Belts: A40-D
- Adjusting Tension on Knife Drive Timing Belt – A40-D Left Side
 - Adjusting Tension on Knife Drive Timing Belt – A40-D Left Side
 - Removal: A40-D LH Sickle Drive Timing Belt
 - Removal: A40-D LH Sickle Drive Timing Belt
 - Installing Knife Drive Timing Belts – A40-D Left Side
 - Installing Knife Drive Double V-Belts – A40-D Left Side
 - Adjusting Tension on Knife Drive Belt – A40-D Right Side
 - Removing Knife Drive Belt – A40-D Right Side
 - Installing Knife Drive Belt – A40-D Right Side
 
 - 6.8.12Sickle Drive Belt Timing Adjustment
 - 6.8.13Knife Drive Box
 
 - 6.9Reel Drive Belts: A30-S, A30-D
 - 6.10Reel Tines and Tine Bar Bearings – A30-D
 - 6.11Reel and Reel Drive: A30-S, A30-D
 - 6.12Reel and Reel Drive: A40-D
 - 6.13Auger and Auger Drive – A30-D
 - 6.14Auger and Auger Drive – A40-D
 - 6.15Conditioner
- 6.15.1Changing Gearbox Oil
 - 6.15.2Removing Forming Shield
 - 6.15.3Disassembling Forming Shield
 - 6.15.4Assembling Forming Shield
 - 5.Attach adjuster rods (B) to side deflectors (C) with lynch pin (A).
 - 6.15.5Installing Forming Shield
 - 6.15.6Hydraulic Drive Motor Removal: All Models
 - 6.15.7Hydraulic Drive Motor Installation: All Models
 - 6.15.8Gearbox Removal: A30-S
 - 6.15.9Gearbox Installation: A30-S
 - 6.15.10Gearbox Removal: A30-D
 - 6.15.11Gearbox Installation: A30-D
 - 6.15.12Gearbox Removal: A40-D
 - 6.15.13Gearbox Installation: A40-D
 
 - 6.16Wheels and Tires – A30-D
 - 6.17Replacing Skid Shoe Wear Plate
 - 6.18Gauge Rollers
 - 6.19Maintaining Electrical System
 - 6.20Maintenance Schedule
 
 - 7Troubleshooting
 - 8Options and Attachments
 - 9Unloading and Assembly
 
 
 - Model and Serial Number
 
 - toc
 

  SECTION 7 MAINTENANCE AND SERVICING 
169000  98  Revision F 
7.3 MAINTENANCE SPECIFICATIONS 
7.3.1 Recommended Torques 
•  Tighten all bolts to the torques specified in 
chart (unless otherwise noted throughout 
this manual). 
•  Check tightness of bolts periodically, using 
bolt torque chart as a guide. 
• Replace hardware with the same  
strength bolt. 
•  Torque figures are valid for non-greased or 
non-oiled threads and heads unless 
otherwise specified. Do NOT grease or oil 
bolts or capscrews unless specified in  
this manual. 
•  When using locking elements, increase 
torque values by 5%. 
7.3.1.1 SAE Bolts 
BOLT 
DIA. 
“A” 
in. 
NC BOLT TORQUE* 
SAE-2 SAE-5 SAE-8 
ft·lbf N·m ft·lbf N·m ft·lbf  N·m 
1/4 6 8 9 12 11 15 
5/16 10 13 18 24 25 34 
3/8 20 27 32 43 41 56 
7/16 30 41 50 68 70 95 
1/2 45 61 75 102 105 142 
9/16 60  95 110 149 149 202 
5/8  95  128 150 203 200 271 
3/4 
165 225 265 359 
365 495 
7/8  170 230 420 569 600 813 
1  225 345 640 867 890 1205
* Torque categories for bolts and capscrews are identified by 
their head markings. 
7.3.1.2 Metric Bolts 
BOLT 
DIA. 
“A” 
STD COARSE BOLT TORQUE* 
8.8 10.9 
ft·lbf N·m ft·lbf N·m 
M3 0.4 0.5 1.3 1.8 
M4 2.2  3  3.3 4.5 
M5 4 6 7 9 
M6 7  10 11 15 
M8 18 25 26 35 
M10 37 50 52 70 
M12 66  90  92  125 
M14 103 140 148 200 
M16 166 225 229 310 
M20 321 435 450 610 
M24 553  750  774 1050 
M30 1103 1495 1550 2100 
M36 1917 2600 2710 3675 
* Torque categories for bolts and capscrews are identified by 
their head markings. 
 SAE-5   SAE-8 










