Operation and Maintenance Manual for Draw-Off Holdback (DOHB) Control Console.
WESTERN GEAR MACHINERY CO EVERTT WA
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This manual contains a description, installation, troubleshooting, maintenance and repair, and parts list information for the operators Control Console used with the DOHN Tensioner System. The Control Console houses the electrical and pneumatic devices used for controlling and monitoring the functions of the Draw Off-Holdback DOHB Tension Machine and its electrohydraulic power unit. It also houses the hydraulic pressure gages for monitoring the DOHB hydraulic system. The DOHB tension machine is a hydraulically powered, pneumatically operated machine capable of applying 2,250 pounds of tension at a cable speed of 304 fpm. Power to drive the machine is provided by an individual electrohydraulic power unit. Air for operation of the pneumatic controls is supplied through the control console from ships air supply. For high speed operation 600 fpm, tension is reduced to 1,125 pounds.
- Hydraulic and Pneumatic Equipment
- Marine Engineering