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CANOPY 077044 0877044 - Caterpillar

0877044 CANOPY 077044 Caterpillar parts CANOPY
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Caterpillar 0877044 CANOPY 077044

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Diesel engine exhaust contains products of combustion which may cause personal injury.Always start and operate the engine in a well ventilated area, and, if in an enclosed area, vent the exhaust to the outside.
Table 1
Machine Test Parameters
Date Product or Component SN
Measurement Location Measurement Actual
Crown chain maximum deflection. 6 mm (0.25 inch) Introduction
This procedure outlines the method to check and adjust the tension of the drive chain for the crown control. Test Preparation
Drive the machine to a smooth, horizontal surface. Refer to the tractor Operation and Maintenance manual for the proper operating procedure.
Illustration 1 g03670060
Raise the screed and allow the tow arms to rest on two arm supports (1).
Shut the engine off.
Illustration 2 g03672899
Move bridging grate (2) to the stored position. Secure the bridging grate in the stored position with pin (3).
Illustration 3 g03672926
Remove one bolt (5) and washer from the front two screed grates (4).
Illustration 4 g03672931
Remove the front two screed grates (4). Test Procedure
Illustration 5 g03672948
Check the tension of crown chain (6). The crown chain should have a maximum deflection of 6 mm (0.25 inch) on the longest length. If the deflection of the crown chain is out of specification, go to "Adjustment Procedure". If the crown chain is within specification, go to Step 2.
Position the two front screed grates (4). Secure the screed grates with bolts (5) and two washers.
Remove pin (3) and lower bridging grate (2). Adjustment Procedure
Illustration 6 g03672980
Loosen four locking bolts (7).
Turn adjustment bolt (8) in order to adjust the tension of crown chain (6). The crown chain should have a maximum deflection of 6 mm (0.25 inch) deflection on the longest length.
Tighten four locking bolts (7).

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