Land Pride DM3705 Series Spring Tension Adjustment, Transporting, Adjusting Lower Spring Tension

Page 18

Table of Contents

Section 2: Operating

Spring Tension Adjustment

2. Refer to Figure 2-2on page 13. Position 3-point

!

 

 

arms so that hitch level stop pin aligns with run

DANGER

 

indicator arrow (decal 838-524C).

3.

Refer to Figure 2-7below. Retract hydraulic cylinder

Before making any adjustments to this implement, disengage

 

to release upper spring tension and loosen jam nut.

PTO, shut off tractor, remove ignition key and wait for all

 

 

Adjust spring by turning it until “X” dimension is equal

moving parts to stop. Disconnect PTO driveline.

 

 

to the dimension represented below for your mower.

 

 

 

There are two springs on the mower. The lower spring

 

This dimension should adjust pick-up weight of

 

mower end to approximately 100 lbs when hydraulic

attached to the reach arm adjusts response time

 

 

cylinder is extended to field operating position.

between when 3-point arms raise and when cutter bar

 

 

Retighten jam nut.

starts to raise. The upper spring attached to the curtain

 

 

DM3705 . . . . . . . . . . . . . . . . . . . X = Approximately 3”

support arm adjusts ability of cutter bar to float on the

 

ground.

 

Dm3706 . . . . . . . . . . . . . . . . . . . X = Approximately 2”

Adjusting Lower Spring Tension

 

DM3707 . . . . . . . . . . . . . . . . . . . X = Approximately 1”

IMPORTANT: The mower must be leveled for lower

 

 

spring tension to work properly. See Tractor Hook-

 

X”

up paragraph 5 on page 13 for instructions on

 

 

 

leveling.

 

 

1. Refer to Figure 2-2on page 13. Position 3-point

 

 

 

arms so that hitch level stop pin aligns with run

 

Jam Nut

 

indicator arrow (decal 838-524C).

 

 

 

 

2. Refer to Figure 2-6below. Adjust accordingly by

21040

 

turning handle until “X” dimension is equal to the

 

 

 

dimension represented below for your mower.

 

Figure 2-7

DM3705. . . . . . . . . . . . . . . . X = Approximately 2 3/4”

Dm3706. . . . . . . . . . . . . . . . X = Approximately 2 1/8”

DM3707. . . . . . . . . . . . . . . . X = Approximately 1 1/2”

3.The lower spring may need readjusting after several hours of running.

X”

Cylinder Spring Mount

Handle

21039

Figure 2-6

Adjusting Upper Spring Tension

IMPORTANT: The mower must be leveled for upper spring tension to work properly. See Tractor Hook-up paragraph 5 on page 13 for instructions on leveling.

1.Attach upper spring slotted arm to mower as outlined in the section titled “Upper Spring Connection” on page 15.

Transporting

!CAUTION

When traveling on public roads at night or during the day, use accessory lights and devices for adequate warning to operators of other vehicles. Comply with all federal, state and local laws.

IMPORTANT: Always disengage tractor’s PTO before raising mower to transport position.

NOTE: When raising mower to transport position be sure that PTO shaft does not contact tractor or mower.

1.Raise cutter bar so it is in a vertical position.

2.Make sure transport lock engages.

3.Make sure support leg is secured in the high position.

4.Approach disc mower from rear making sure Slow Moving Vehicle emblem on tractor is visible to oncoming traffic.

5.Select a safe ground speed when transporting from one area to another. When traveling on roadways, transport in such a way that faster moving vehicles may pass you safely.

6.When traveling over rough or hilly terrain, shift tractor to a lower gear.

16 DM3705, DM3706, and DM3707 Series Disc Mowers 327-083M

9/15/06

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Contents Disc Mowers Table of Contents Be Aware Signal Words For Your ProtectionShutdown and Storage Transport Machinery Safely Use Safety Lights and DevicesPractice Safe Maintenance Tractors With Cabs orWear Protective Equipment Tire SafetyPrepare for Emergencies Keep Riders Off MachinerySafety Labels Important Safety Information818-641C 818-558C Owner Assistance Using This ManualApplication IntroductionTools Required Assembly PreparationAssembly and Set-Up Gearbox and Cutter Bar LubricationMain Frame to Cutter Bar Assembly PTO Guard AssemblySupport Stand Assembly Cutter Bar Assembly Main Frame Assembly Back Side Refer to -4 and FigureCanvas Curtain Assembly Point Pin Set-up Tractor Hook-upOperating Driveline Installation Checking Driveline Minimum LengthUpper Spring Connection Rope Hook-upTransport Latch Operation After Hooking-up Mower to TractorAdjusting Upper Spring Tension Spring Tension AdjustmentAdjusting Lower Spring Tension TransportingWorking Position Operating ChecklistOperating Check List Mowing InstructionsSafety Break-Away Operating InstructionsTable of Contents Belt Tension Adjustment AdjustmentsCutting Height General Maintenance Maintenance and LubricationServicing Blades Lubricate as noted in Maintenance and Lubrication on Cutter Bar Timing AdjustmentBelleville Washer Replacement Blade & Belleville Washer Pt. No’sLubrication HoursRequired Cutter Bar Frame Pivot PointHitch Pivot Point Specifications & Capacities Series Disc MowersDM3705 DM3706 DM3707 Features & Benefits Features BenefitsDM37 Series Disc Mowers Troubleshooting Torque Values Chart for Common Bolt Sizes AppendixWarranty Corporate Office P.O. Box Salina, Kansas 67402-5060 USA

DM3707 Series, DM3706 Series, DM3705 Series specifications

Land Pride, a leading manufacturer of agricultural and land management equipment, offers the DM3705, DM3706, and DM3707 series of rotary mowers. These models are designed to efficiently handle a variety of mowing tasks, making them ideal for maintenance of pastures, brush, and lawns. With a commitment to quality and performance, each series provides unique features and technologies that cater to different user needs.

The DM3705 series is characterized by its compact design and ease of use, making it suitable for smaller tractors. It features a 5-foot cutting width, which provides excellent maneuverability in tight spaces. The mower is equipped with a durable, heavy-duty steel frame and three-blade system, ensuring a clean cut and long-lasting performance. The quick hitch feature allows for easy attachment and detachment, enhancing user convenience.

The DM3706 series takes performance a step further with a wider 6-foot cutting width. This model is ideal for users looking to cover more ground with each pass. It incorporates Land Pride's patented cutting blade technology, which optimizes cutting efficiency and reduces fuel consumption. The side discharge feature ensures that clippings are evenly distributed, promoting healthy turf. Additionally, adjustable cutting height options allow operators to customize the mower's performance according to the mowing conditions.

For larger operations, the DM3707 series offers an impressive 7-foot cutting width while maintaining the performance standards of its predecessors. This series is designed to handle more demanding mowing tasks, with an emphasis on durability and reliability. The heavy-duty construction is reinforced to withstand harsh conditions and rough terrain, making it suitable for commercial applications. Its advanced blade design and high-capacity gearboxes contribute to smoother operation and reduced maintenance.

Each of these DM3700 series mowers features Land Pride's innovative safety mechanisms, including shielded blades and secure mounting systems. The ergonomic controls enhance user comfort during operation, reducing fatigue over long working hours. These mowers are compatible with a variety of tractors, making them versatile options for farmers, landscapers, and property managers alike.

In summary, the Land Pride DM3705, DM3706, and DM3707 series rotary mowers are designed to meet diverse mowing needs while offering reliable performance and advanced features. Their robust construction, efficiency, and user-friendly design make them preferable choices for anyone looking to maintain large areas with ease and effectiveness.
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