Related Manuals for Landoll 302D-B
Summary of Contents for Landoll 302D-B
- Page 1 302D-B/305D-B Bottom Dump Semitrailer Operators Manual LANDOLL CORPORATION 1900 North Street Marysville, Kansas 66508 (785) 562-5381 800-428-5655 ~ WWW.LANDOLL.COM F-1044-0719 06/2019 - Present...
- Page 2 F-1044-0719...
- Page 3 Model 302D-B/305D-B ........
- Page 4 TABLE OF CONTENTS General ..............4-14 Spring Air Brake Chambers .
- Page 5 Refer to that manual when ordering Landoll replacement parts. Order parts from your Landoll dealer. WARRANTY The Warranty Registration is done at the Landoll Website and should be done at time of sale by an Authorized Landoll dealership. NOTE: IMPROPER ASSEMBLY, MODIFICATION, OR MAINTENANCE OF YOUR LANDOLL MACHINE CAN VOID YOUR WARRANTY.
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Page 6: Understanding Safety Statements
TABLE OF CONTENTS INTRODUCTION AND SAFETY INFORMATION Understanding Safety DANGER Statements Danger means a life-threatening situation exists. Death can occur if safety measures or You will find various types of safety information on the instructions on this label are not properly following pages and on the machine signs (decals) followed. - Page 7 Chapter 2 TABLE OF CONTENTS Standard Specifications Model 302D-B/305D-B DRY WEIGHT 11,350 LBS MODEL 302D-B 12,945 LBS MODEL 305D-B HEIGHT MODEL 302D-B/305D-B 8 FT. 9 IN. HOPPER CAPACITY, OPENING & LOAD TARGET AREA MODEL 302D-B 21 CU YDS MODEL 305D-B...
- Page 8 TABLE OF CONTENTS STANDARD SPECIFICATIONS Specific Bolt Torque STANDARD SPRING RIDE SUSPENSION 300 FT. LBS. AXLE CLAMP U-BOLTS** 480-500 FT. LBS. EQUALIZER BEAM PIVOT BOLT** TORQUE ARM BOLT** 250 FT. LBS. TORQUE ARM CLAMP NUTS** 60 FT. LBS. AIR SPRING MOUNTING 1/2”...
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Page 9: General Torque Specifications (Rev. 4/97)
TABLE OF CONTENTS STANDARD SPECIFICATIONS General Torque Specifications (rev. 4/97) TORQUE SPECIFIED IN FOOT POUNDS - 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). -
Page 10: Hydraulic Fitting Torque Specifications
TABLE OF CONTENTS STANDARD SPECIFICATIONS Hydraulic Fitting Torque Specifications TORQUE IS SPECIFIED IN FOOT POUNDS- 37 JIC, ORS, & ORB (REV. 10/97) This chart provides tightening torques for general purpose applications when special torques are not specified on process or drawing. -
Page 11: Parking Brake
The blue circuit on the trailer may not be training before operating the semitrailer. used to power any additional auxiliary devices while the Refer to F-1043-0619 302D-B/305D-B Bottom Dump semitrailer is moving forward. If a fault exists in the ABS, Parts Manual for location of semitrailer parts. - Page 12 TABLE OF CONTENTS OPERATING INSTRUCTIONS Pre-Coupling of Semitrailer and WARNING Tractor Failure to chock semitrailer wheels could allow 1. Slowly back the tractor/truck (towing vehicle) up to unintended movement of the semitrailer resulting the front end of the semitrailer so the kingpin of the in serious personal injury, death, or damage to semitrailer is centered between the tractor fifth wheel property in its path.
- Page 13 TABLE OF CONTENTS OPERATING INSTRUCTIONS Coupling the Tractor to the Electrical Semitrailer The only electrical operation required of the operator is connecting the towing vehicle electrical cable plug into the semitrailer electrical receptacle. DANGER 1. It is necessary that the tractor blue wire be Keep all personnel clear of front, rear, and sides connected to the appropriate electrical source on the of towing vehicle and semitrailer during coupling,...
- Page 14 TABLE OF CONTENTS OPERATING INSTRUCTIONS Tractor and Semitrailer Towing the Semitrailer Check-Out Driving the towing vehicle with the semitrailer coupled behind requires constant attention to the overall length of the combination. The “hinged-in-the-middle” WARNING configuration of the tractor and semitrailer, load, and weight affect performance.
- Page 15 TABLE OF CONTENTS OPERATING INSTRUCTIONS Parking the Trailer 3. Disconnect the emergency and service air lines and attach them to the tractor gladhand holders. If 1. Position truck/semitrailer rig on a level, solid surface. present, install dummy gladhands on trailer 2.
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Page 16: Anti-Lock Brake System (Abs)
TABLE OF CONTENTS OPERATING INSTRUCTIONS Anti-Lock Brake System (ABS) Vehicle standards FMVSS No. 121, anti-lock brake CAUTION system requires all trailers manufactured after March 1, The auxiliary (blue) circuit is for powering the 1998 with air brake systems to have ABS. Each trailer semitrailer ABS. -
Page 17: Cold Weather Operation
Compatibility malfunctions. Drain air tanks daily. The rocking coupler on the Landoll Bottom Dump is 2. During any extended stop period, neither the service designed to reduce twisting stresses forced upon the nor parking brake should be used as they can freeze trailer during operations on uneven terrain. -
Page 18: Gate Operation
TABLE OF CONTENTS OPERATING INSTRUCTIONS Gate Operation You trailer is equipped with one of two types of dump valves. A Versa valve or Wabco Valve. The Versa (gold valve body) valve allows the operator to feather the gate opening to slowly release a loaded hopper. The Wabco (blue valve body) valve is an immediate release valve and the flow is controlled using the chain adjustments, Figure... - Page 19 TABLE OF CONTENTS OPERATING INSTRUCTIONS Clamshell Gate Air System Filter CAUTION and Lubricator Do not remove the fill plug until the bowl and 1. During normal service conditions the lubricator bowl guard are in position and the clamp ring is locked should be kept filled above the level of the bottom of into place.
- Page 20 TABLE OF CONTENTS OPERATING INSTRUCTIONS 3-10 F-1044-0719...
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Page 21: Maintenance Schedule
See Figure 4-18. general guideline of suggested manufacturers and grades of oil and lubricant for a Landoll trailer. 3. Cam and brake adjustment is governed by the type and severity of trailer use. Regular maintenance of grease fittings on cam shafts is recommended. Your ... - Page 22 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION TANDEM AXLE GREASE SYSTEM ROCKING PLATE GREASE POINTS (RED HIGHLIGHT) AIR LUBRICATION SYSTEM TRIPLE AXLE GREASE SYSTEM 3, 4 AIR LUBRICATOR Figure 4-1: Lubrication Points F-1044-0719...
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Page 23: Maintenance Procedures
Repair parts are illustrated and listed in F-1043-0619, and mechanical surfaces. Values are based on the 302D-B/305D-B Bottom Dump Parts Manual. physical limitations of clean, plated, and lubricated Replacement of parts due to wear is determined by hardware. - Page 24 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Cleaning 1. Wash semitrailer to remove all accumulated dirt and grime. 2. Use any mineral spirits paint thinner (or its equivalent) to remove grease and oil from all parts of the trailer. Rinse degreasing solution off with cold water.
- Page 25 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION NORMAL OPERATING SERVICE INTERVALS 1ST 5 WEEKLY MONTHLY 6 MONTHS YEARLY ITEM HOURS OR OR 500 OR 2,000 OR 12,000 OR 25,000 LUBE # NOTES 50 MILES MILES MILES MILES MILES LIGHTS WIRING & CONNECTIONS FASTENERS KING PIN AND PLATE C,I,L...
- Page 26 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION 6. Use Troubleshooting Guide to check for 7. After disassembling any components, thoroughly “SYMPTOMS” AND “PROBLEMS” of any semitrailer clean dirt and old lubricant from all parts. Do not use system not functioning correctly, or where wear, a wire brush on any bearing parts or surfaces —...
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Page 27: Electrical System
3. Corroded terminals must have the corrosion traffic, and properties. If any cracks or breaks are found, removed, source of corrosion neutralized and the contact the Landoll factory immediately and be prepared terminals resealed, protected, and insulated. to provide photos and descriptions of damaged areas. - Page 28 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION 4-POLE CONNECTOR 7-PIN CONNECTOR MARKER LIGHTS & GROMMETS MARKER HARNESS FRONT JUNCTION BOX MID-TURN LIGHT & GROMMET GATE RELEASE VALVE REAR JUNCTION BOX (CONTROLS CAB GATE FUNCTION) TO ABS VALVE MAIN HARNESS ABS LIGHT & HARNESS REAR/BUMPER HARNESS RED CLEARANCE MARKER LIGHT...
- Page 29 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION WHITE WIRE COLORED TO DENOTE WHICH TERMINAL TO CONNECT BLACK WIRE ALWAYS CONNECTS TO BLACK TERMINAL Figure 4-3: Trailer Front Main Junction Box...
- Page 30 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION MANUAL GATE CONTROL HANDLE GREEN TO BROWN TERMINAL GROUND WHITE BLUE WIRE WHITE WIRE Figure 4-4: Rear Junction Box - Cab Gate Function 4-10 F-1044-0719...
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Page 31: Wheel Alignment
TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Alignment 1. Remove wheel, hub and bearing assemblies. 2. Place a 3-point axle gauge against the front side of the axle, and adjust each axle gauge point to the Wheel Alignment axle. (Double point end against the inner and outer wheel bearing surfaces of the spindle being checked ... - Page 32 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION POSITIVE CAMBER SQUARE ROAD NO CAMBER SQUARE ROAD NEGATIVE CAMBER SQUARE ROAD Figure 4-6: Examples of Camber CURBSIDE STREETSIDE Figure 4-7: Checking Axle Alignment 4-12 F-1044-0719...
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Page 33: Axle Alignment
TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Axle Alignment 4. Measure (D) from the plumb bob to the center point on one end of the axle. Record this measurement Proper axle to king pin alignment is necessary to obtain (See Figure 4-7). -
Page 34: Brake System Maintenance
4-9) The drain cocks on your 4. Turn the bolt until the spring brake is caged. This Landoll Bottom Dump have a pull loop routed from should be 2-1/4 to 2-1/2 inches of release bolt drain cock to allow easy access. -
Page 35: Installation
5. Mark all air service lines for proper reinstallation and performed by trained service personnel. Contact disconnect from the brake chamber. a Landoll authorized service center or the Landoll 6. Remove the brake chamber from the axle brackets. factory for servicing. -
Page 36: Brake Adjustment
TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Brake Adjustment 8. Remove camshaft lock ring, spacer washer(s) and camshaft. This semitrailer is equipped with automatic slack 9. After removing the shoes, completely inspect all adjusters which compensate for brake lining wear and brake components, servicing as necessary. - Page 37 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION TYPE I TYPE II VIEWED FROM HEAD END NOTE: RH DOES NOT NECESSARILY CORRESPOND W/ RIGHT SIDE OF TRAILER Figure 4-11: Axle and Brake Assembly 5. Install the brake keeper onto the shoes. Install shoes 6.
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Page 38: Automatic Slack Adjuster
TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Automatic Slack Adjuster Replacing Slack Adjuster 1. Chock wheels to prevent vehicle from rolling. The semitrailer automatic slack adjusters provide the Release spring and service brake. Air chamber push means for routine brake adjustment to compensate for rod must be fully released. - Page 39 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Adjusting Slack Adjuster 6. Measure the distance from air chamber to 1/2” pin. Apply brakes with 100-105 psi air pressure and 1. Rotate the manual adjuster clockwise until brake remeasure distance to 1/2” pins. shoes contact drum.
- Page 40 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Hub and Drum Maintenance CAUTION Replace brake drums in pairs to achieve the same WARNING braking power on both wheels and maintain an even braking load on the axle. Failure to do this Failure to replace faulty brake drums will result in may significantly reduce the performance, an unreliable braking system, and may lead to an...
- Page 41 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Figure 4-13: Outboard Mount Hub and Drum nut, tightening the nut until it is snug against the WARNING outer bearing cone. Remove the hub support allowing the hub to rest on the bearings. Failure to use the correct stud on the correct side n.
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Page 42: Tire Maintenance
TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Wheel Bearing Lubrication and 10. Install the outer lock nut and tighten to 250-300 ft.-lbs. End-play of .001" to .010" must be present in Adjustment the adjusted wheel bearing assembly. With semitrailer sitting level, the oil level must be checked ... - Page 43 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Tire Matching Both tires on the same spindle must be the same size in STRAIGHT EDGE order to properly distribute the load and braking forces between them. The tire must be mounted on a rim and properly inflated before measuring.
- Page 44 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION HUB CAP GASKET BRAKE DRUM INNER TIRE AND WHEEL OUTER TIRE AND WHEEL FLANGE NUT LOCKWASHER CAP SCREW Figure 4-17: Mounting Tires and Wheels DANGER AND 10 STUD HUBS Applles to M22 X 1.5 studs/two piece flange nut. All threads are right hand metric.
- Page 45 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION Rocking Upper Coupler Maintenance 2. If the oil delivery rate drops below the three drops per cycle required the lubricator should be cleaned. The rocking upper coupler requires very little Remove the variable orifice and clean the air maintenance.
- Page 46 TABLE OF CONTENTS MAINTENANCE AND LUBRICATION 4-26 F-1044-0719...
- Page 47 Landoll Corporation is not responsible for equipment that is improperly maintained. Most electrical system problems show up as a burned out Contact an authorized Landoll Service center for light or fuse, or inoperative electrical component. Wiring, servicing. grounds, or components may be at fault. Locate the symptom in this section that best identifies your electrical problem.
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Page 48: Troubleshooting Guide
TABLE OF CONTENTS TROUBLESHOOTING GUIDE Tires - Wheels - Suspension • “Alignment” on page 4-11 • “Brake System Maintenance” on page 4-14 Most tire, wheel, and suspension related problems are • “Wheel Bearing Lubrication and Adjustment” on due to excessive loads, extreme conditions, and page 4-22 improper maintenance. - Page 49 TABLE OF CONTENTS TROUBLESHOOTING GUIDE PROBLEM PROBABLE CAUSE SOLUTION RIM FAILURE CRACKING Overinflated tires Deflate tire to proper PSI. High speeds Adjust speed according to road and load conditions. High speed cornering Adjust cornering practices. Over loading Check rim load rating. IN ALL INSTANCES OF RIM FAILURE, REPLACE THE RIM IMMEDIATELY! BENDING OR WARPING Curb-hopping or potholes...
- Page 50 TABLE OF CONTENTS TROUBLESHOOTING GUIDE Brakes For maintenance procedures, see “Brake System Maintenance” on page 4-14. PROBLEM PROBABLE CAUSE SOLUTION NO BRAKES OR BRAKES ARE Brake air system improperly connected Reconnect hand valves properly. INTERMITTENT Relay/Emergency valve plugged Clean valve. Defective tractor protection valve Repair or replace.
- Page 51 TABLE OF CONTENTS TROUBLESHOOTING GUIDE PROBLEM PROBABLE CAUSE SOLUTION ALL BRAKES DO NOT RELEASE Air system improperly connected to Tighten or adjust connections. tractor Brake valve on tractor is applied Release brake Relay emergency valve in emergency Check line pressure and check valve position Restricted tubing or line Locate restriction and remove...
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Page 52: Brake Drums
TABLE OF CONTENTS TROUBLESHOOTING GUIDE Brake Drums • “Alignment” on page 4-11 • “Brake System Maintenance” on page 4-14 For maintenance procedures, refer the following • “Hub and Drum Maintenance” on page 4-20 sections: • “Wheel Bearing Lubrication and Adjustment” on page 4-22 PROBLEM PROBABLE CAUSE... - Page 53 Document Control Revision Log: Date Form # New/Updated Improvement(s): Description and Comments 06/2019 F-1044 New Operators Manual Released...
- Page 54 Equipment from Landoll Corporation is built to exacting standards ensured by ISO 9001 registration at all Landoll manufacturing facilities. 302D-B/305D-B Operators Manual Re-Order Part Number F-1044-0719 LANDOLL CORPORATION 1900 North Street Marysville, Kansas 66508 (785) 562-5381 800-428-5655 ~ WWW.LANDOLL.COM Copyright 2019. Landoll Corporation “All rights reserved, including the right to reproduce this material or portions thereof in any form.”...