AS2251 and AS2301 Front Mounted Screed Caterpillar


Screed Plate (Main) - Remove and Install - CWF1-UP

Usage:

AS2251 CWF

Removal Procedure




    Illustration 1g00791325

  1. Raise the screed. Install tow point cylinder pins (1) in the same position on both sides.

  1. The screed must be at the null point before you work on the screed plates. Lower the screed on a flat surface.



    Illustration 2g00791328

  1. Turn both thickness controls (2) to the null position. Turn the thickness controls until you feel slack in the controls. The controls will turn easily with no drag when the controls are in the null position. Check both controls for null.



    Illustration 3g00791330

  1. Set the crown to zero.



    Illustration 4g00791331

  1. Remove bolts (3) and guard (4) .



    Illustration 5g00791332

  1. Loosen the bolts that hold up the takeup block (5). Remove master link (6) and chain (7) .

  1. Set the front crown housing and rear crown housing to zero.



    Illustration 6g00791333

  1. Install a piece of threaded rod (8), washers (10), and nuts (9) between the two main frame assemblies.



    Illustration 7g00889930

  1. Raise the screed. Extend the extenders. Move the extenders to the maximum slope.



    Illustration 8g00889948

  1. Remove the center bolt under each height adjuster group.

  1. Return the extenders to zero slope and retract the extenders. Lower the screed.



    Illustration 9g00791336

  1. Remove the remaining bolts (11) under each height adjuster group.



    Illustration 10g00791337



    Illustration 11g00889950

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.

    ----------------------

  1. Remove nuts (13) and the washers.

  1. Remove nuts (17), the washers, and springs (18) .

  1. Raise the screed. Use a lift truck and remove screed plate (15). The weight of the screed plate is approximately 169 kg (372 lb). Remove ten adjusters (14) and four adjusters (19) .

  1. If necessary, remove studs (12) and studs (16) from screed plate (15) .

Installation Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     154-9731     Thread Lock Compound     1    
B     5P-3931     Anti-Seize Compound     1    



    Illustration 12g00889954

  1. Apply Tooling (A) on the threads of studs (12) and studs (16). Tighten the studs to a torque of 104 N·m (77 lb ft).



    Illustration 13g00791737

  1. Apply Tooling (B) to the threads of ten adjusters (14) and the four adjusters (19). Set Dimension (X) to 6 mm (0.24 inch).



    Illustration 14g00791337



    Illustration 15g00889950

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.

    ----------------------

  1. Use a lift truck and position screed plate (15) underneath the screed. The weight of the screed plate is approximately 169 kg (372 lb). Lower the screed on the screed plate.

  1. Install the washer and nuts (13) on stud (12). Tighten the nuts to a torque of 71 N·m (52 lb ft).

  1. Install springs (18), the washers, and nuts (17) on studs (16). Tighten the nuts in order to achieve a spring height of 52 ± 2 mm (2 ± 0.1 inch).



    Illustration 16g00791336

  1. Install bolts (11) under each height adjuster group. Tighten the bolts to a torque of 370 N·m (273 lb ft).



    Illustration 17g00889930

  1. Raise the screed. Extend the extenders. Move the extenders to the maximum slope.



    Illustration 18g00889948

  1. Install the center bolt under each height adjuster group. Tighten the bolts to a torque of 370 N·m (273 lb ft).

  1. Return the extenders to zero slope and retract the extenders. Lower the screed.



    Illustration 19g00791333

  1. Remove nuts (9), four washers (10), and threaded rod (8) .



    Illustration 20g00791332

  1. Install chain (7) and master link (6). Tighten the bolts that hold up the takeup block (5) .



    Illustration 21g00791331

  1. Install guard (4) and bolts (3) .



    Illustration 22g00791325

  1. Raise the screed. Remove the tow point cylinder pins (1).

  1. Adjust the screed plate. Refer to Testing and Adjusting, "Screed Plates - Adjust"for the correct procedure.

Caterpillar Information System:

16H Motor Grader Power Train Transmission Control Valve - Remove
CB-214E, CB-224E and CB-225E Vibratory Compactors Propel System Electrical Schematic
AS2251 and AS2301 Screeds Hydraulic Cylinder (Extender Extend) - AS-2301
AP-655C and BG-2255C Asphalt Pavers Machine Systems Piston Pump (Auxiliary) - Install
120M and 12M Motor Graders Cooling System Coolant Level - Check
414E, 416E, 420E, 422E, 428E, 430E, 432E, 434E, 442E and 444E Backhoe Loaders Hydraulic and Steering System Hydraulic Pedal Control
16H Motor Grader Power Train Gear Pump (Transmission Charging and Scavenge) - Install
254-0348 Control Gp-Parking Brake (Automatic) Custom Product Support Literature for the R1700G <B>S/N:</B>8XZ1-UP Load Haul Dump{1408, 4250} 254-0348 Control Gp-Parking Brake (Automatic) Custom Product Support Literature for the R1700G <B>S/N:</B>8XZ1-UP Load Haul Dump{1408, 4250}
R2900G Load Haul Dump Power Train Gear Pump (Transmission Charging) - Assemble
AS2251 and AS2301 Screeds Hydraulic Cylinder (Extender Extend) - AS-2251
3516B and 3516B High Displacement Engines for 994D and 994F Wheel Loaders Turbocharger Outlet Pressure Sensor
AS2251 and AS2301 Screeds Hydraulic Cylinder (Extender Slope)
216, 226, 228, 232, 236, 242, 246, 248, 252 and 262 Skid Steer Loaders Reference Material
AP-655C and BG-2255C Asphalt Pavers Machine Systems Chain (Auger Conveyor) - Remove and Install
AP-655C and BG-2255C Asphalt Pavers Machine Systems Chain (Drag Conveyor) - Remove and Install
16H Motor Grader Power Train Transmission Control Valve - Install
12M Motor Grader Fuel System - Fill
12M Motor Grader Fuel System - Prime
Installation of Extensions on the Body for the Ejector Blade{6060, 6203, 7250, 7258} Installation of Extensions on the Body for the Ejector Blade{6060, 6203, 7250, 7258}
AS2251 and AS2301 Screeds Extender Carriage
16H Motor Grader Power Train Transmission and Transfer Gears - Remove
AS2251 and AS2301 Front Mounted Screed Glow Plug - Remove and Install - CWF1-UP
AS2251 and AS2301 Front Mounted Screed Burner Blower Motor - Remove and Install - CWF1-UP
AS2251 and AS2301 Front Mounted Screed Burner Group (Main) - Remove - CWF1-UP
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.