Prerequisites :(1) equipment factory certificate and technical documents must be obtained before installation;
(2) The gear oil pump foundation is transferred and rechecked to be qualified;
(3) The equipment and parts are complete, missing parts, damaged, corroded, and need to be disassembled for inspection. The disassembled parts can be assembled only after they are cleaned and checked to be qualified;
(4) Have a complete construction record.
Specific requirements:
(1) The configuration and welding of the seat pad iron shall meet the following requirements. The specification, position and height of the pad iron shall meet the requirements of the specification. The pad iron shall be in uniform contact with the foundation without loosening, and the positioning and welding shall be firm after alignment. Each group (including the inclined pad) should have no more than 4 layers, and be set up neatly. The depth of both sides of the 0.05mm plug ruler should not exceed 1/3 of the length of the pad, and the length of the exposed base should be 10-30MMO
② Anchor bolts are vertical upward, and the threads should show 1.5-3 of the nut, and the threads should be coated with antirust grease.
(3) Anchor bolt hole and base secondary grouting in accordance with the following provisions: the debris in the bolt hole should be cleaned up, no dirty oil and water on the grouting surface, the grouting height meets the design requirements, the grouting layer must be enriched, so that the surface of the secondary grouting is smooth. Neat edges, no cracks.
The installation of the coupling should meet the technical requirements.
