Great Dane GDRZ48-17KAE, GDRZ72-27KHE, GDRZ61-25KAE manual Adjusting Park Brake, Alignment Procedure

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SERVICE STEERING & BRAKES

NOTE: If the ends of the levers strike against each other while in the neutral position, move the levers to the neutral lock position and carefully bend them outward. Move them back to the neutral position and check for the recommended gap of 3-6 mm (1/8-1/4 in.).

•If positions of the control levers are unequal, an adjustment is necessary.

Alignment Procedure

1. Adjust position of motion control levers:

C

MX15353

•Loosen capscrews (C).

•Slide both levers forward or rearward to desired position on control arm until levers are aligned.

•Tighten capscrews.

Adjusting Park Brake

IMPORTANT: Avoid damage! Due to initial brake wear, the park brake should be checked and adjusted after the first 25 hours of use.

A park brake that is adjusted too tightly could damage the transmission or cause premature brake wear.

1.Park machine safely. (See Parking Safely in the Safety section.)

A

B

MX13130

2.Loosen set screw (A).

3.Turn knob (B) clockwise several times.

4.Tighten set screw down in the lower slot.

5.Test park brake.

Service Steering & Brakes - 40

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Contents OPERATOR’S Manual Special Messages Using Your Operator’s ManualIntroduction Product Identification Record Identification NumbersTable of Contents Safety Understanding The Machine Safety LabelsM131748, MX15340 Emission Control System Certification Label Emission Compliance PeriodCertification Canadian Electromagnetic Compatibility EMC ComplianceOperator Training Required Operating SafelyUsing a Spark Arrestor Checking Mowing AreaParking Safely Rotating Blades are DangerousChecking Wheel Bolts Keep Riders OffAvoid Tipping Driving Safely on Public Roads Practice Safe MaintenanceWear Appropriate Clothing Prevent Fires Tire SafetyAvoid High-Pressure Fluids Fuel and fuel vapors are highly flammable Handling Fuel SafelyHandling Waste Products and Chemicals Daily Operating Checklist Testing Safety SystemsOperating Operator Station ControlsTesting PTO Switch Testing Park Brake SwitchTesting Neutral Start Switch Testing Seat SwitchAdjusting Seat Adjusting Mower Deck Cutting HeightMounting and Dismounting Machine Safely Raising and Lowering Operator SeatAdjusting Mower Deck Anti-Scalp Wheels Using the Park BrakeUsing the Key Switch Using the PTOUnlocking Park Brake Engage PTOUsing the Throttle Lever Using the HourmeterUsing the Choke Carbureted Engines Only Using the Motion Control LeversNeutral Lock Position Optional Over the Lap Levers Forward Gentle Right Turn ReverseGentle Left Turn Sharp Left TurnStarting the Engine Engaging Mower Stopping the EngineUsing Hydraulic Pump Free-Wheel Valves Transporting MachineMowing Tips Picture Note Left pump shownAvoid Damage to Plastic and Painted Surfaces Mowing Travel SpeedsDismounting to Inspect Mower Part Numbers Replacement PartsParts Service Intervals Service Lubrication GreaseSpray Lubricant Lubrication PointsPicture Note 48-, 52- and 61-inch mower decks Picture Note 72-inch mower deckService Engine Checking and Cleaning Air Filter Elements Cleaning Engine Air Intake Screen and FanCleaning Engine Oil Cooler Kohler Engines Oil Capacity With Filter DryChecking Spark Plug Adjusting Carburetor Carbureted Engines Replacing Fuel Filter Carbureted EnginesReplacing Fuel Filter Fuel Injected Engines Picture Note Kawasaki engine shownTroubleshooting the Kohler Electronic Fuel Injection System Priming Fuel Injectors Fuel Injected EnginesService Engine Service Transmission Hydraulic OilChecking Hydraulic Oil Level Changing Hydraulic Oil and FilterRemoving and Installing Traction Drive Belt Cleaning Hydraulic Pump Cooling FinsCheck Maximum Speed Drift Checking and Adjusting Motion Control LinkagesNeutral Creep Adjustment Maximum Speed Drift Adjustment Hydraulic System Hose Routing Hydraulic System Schematic Cooling OrificeService Steering & Brakes Remove and Install Front Caster WheelsServicing Front Caster Wheel Roller Bearings Chariot Servicing Front Caster Wheel Roller Bearings Chariot LXAdjusting Front Caster Spindle Bearing Servicing Caster Spindle BearingsHeight Adjustment Procedure Check AlignmentAdjusting Park Brake Alignment ProcedureRemoving and Installing Mower Deck Belt Shields Service MowerRemoving and Installing Mower Deck Foot Plate Adjusting Level Side-to-Side Leveling Mower DeckChecking Level Side-to-Side Picture Note Discharge chute raised for photo clarityChecking and Adjusting Cutting Height Adjust Thrust Arm-to-Stop Rod Clearance Transport PositionCheck Spring Tension Adjusting Deck Lift Assist Spring TensionAdjust Assist Spring Tension MX15328 MX15318 Checking and Replacing Mower Blades Replacing Mower Blades Sharpening BladesBalancing Blades Replacing Mower Spindle Bearings 72-Inch Mower Deck Service Mower Cleaning Battery and Terminals Service ElectricalRemoving and Installing the Battery Using Booster Battery Booster Battery Disabled Vehicle BatteryReplacing Fuse Carbureted Engines Replacing Fuses Fuel Injected EnginesBurnishing the PTO Clutch Wiring Schematic Carbureted Engines Wiring Schematic 26 HP Fuel Injected Engine Wiring Schematic 28 HP Fuel Injected Engine Service Miscellaneous Filling Fuel TankChecking Tire Pressure Tire Size PressureRemove and Install Rear Drive Wheels Cleaning and Repairing Metal SurfacesCheck TroubleshootingUsing Troubleshooting Chart Troubleshooting Electrical System Steering MachinePark Brake Mower Deck Storing Safety StoragePreparing Machine for Storage Preparing Fuel and Engine for StorageAssembly Install Motion Control Levers Install SeatCheck Safety System Lubricate MachineInitial Adjustments Specifications Height Adjustment Increments mm 1/2 Belt Shields, Removing and Installing Mower Deck IndexSpindle Bearings, Replace, 48-, 52- and 61-In. Decks Service Record GD Record Service Dates

GDRZ48-19KAE, GDRZ61-25KHE, GDRZ61-27KHE, GDRZ48-17KAE, GDRZ72-28KHE specifications

The Great Dane GDRZ series, including models GDRZ72-27KHE, GDRZ61-25KAE, GDRZ61-28KHE, GDRZ61-26KHE, and GDRZ52-25KHE, stands out as a robust line of refrigerated trailers designed for the rigorous demands of commercial transport and logistics. These models embody a perfect fusion of innovative technologies, exceptional performance, and high durability, catering specifically to the needs of operators in the freight industry.

One of the most notable features of the GDRZ series is its advanced insulation technology, which significantly enhances temperature retention. This is vital for businesses that rely on the transport of perishable products, ensuring that goods remain fresh throughout the journey. The GDRZ trailers utilize high-density foam insulation, providing superior thermal performance while minimizing energy costs.

In terms of structural integrity, the GDRZ series is built with a sturdy composite construction that enhances durability while reducing overall weight. This lightweight design contributes to improved fuel efficiency, allowing operators to maximize their payload without compromising on safety or performance. Moreover, these trailers are equipped with corrosion-resistant materials, extending their lifespan and reducing maintenance costs.

The cooling systems in the GDRZ models are engineered for optimal performance. High-efficiency refrigeration units with digital thermostatic controls ensure that temperature settings are maintained accurately and can be adjusted easily. This technology enables users to monitor and record temperature data, facilitating compliance with industry regulations and providing peace of mind regarding cargo safety.

Another highlight of the GDRZ series is its user-friendly features. The ergonomic design of the interior allows for easy access to cargo, while the integrated lighting solutions facilitate loading and unloading in low-visibility conditions. The models also feature reinforced tie-down points that secure cargo effectively, reducing the risk of movement and damage during transit.

Safety is a key consideration across the GDRZ line, with advanced braking systems and reflective markings enhancing visibility and control on the road. Additional safety features may include optional GPS tracking systems, allowing operators to monitor the whereabouts of their trailers in real time, ensuring timely deliveries and improved fleet management.

In summary, the Great Dane GDRZ series, with its various models, represents a significant advancement in refrigerated transport technology. Combining energy efficiency, durability, and user-centric design, these trailers are ideal for businesses seeking reliable solutions for their refrigerated transport needs. With a commitment to quality and innovation, Great Dane continues to set industry standards for excellence in trailer manufacturing.
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