Specifications

PREVENTIVE MAINTENANCE Document No. DER05023

Effective Date 24 Apr 08 Page 5 of 5

Figure 5023-3 Drive Belt Tensioning

Rotating Assembly

Maintenance of the rotating assembly requires disassembly and can only be performed with the

assembly removed from the case. After removal, the rotating assembly is oriented with the solid

end down to facilitate removal of the liquid bowl head and conveyor. Refer to the following

procedures for rotating assembly maintenance:

DER05023 - Gearbox Removal and Installation

DER05024 - Main Bearing Replacement

DER05025 - Conveyor Bearing Replacement

DER05026 - Rotating Assembly Removal and Installation

The content of this document is subject to change at any time. Information provided does not cover all details or variations possible

with DERRICK equipment, nor does it cover every contingency that may be met in conjunction with installation, operation,

maintenance, or troubleshooting of the equipment. Should additional information be required, or should situations arise that are not

covered by this manual, bring the matter to the attention of your local DERRICK representative or the Service Department at

DERRICK Corporation in Buffalo, New York.