This service manual provides installation, maintenance, lubrication, and parts information for Fisher ED and EAD valves.
The manual covers the full range of Fisher ED and EAD globe valves, from NPS 1 to 8 and class CL125 to CL600. It includes an introduction, scope, detailed descriptions of valve construction, connection styles, pressure‑temperature ratings, and optional C‑seal internals for high‑temperature service.
Installation procedures, safety warnings, and step‑by‑step maintenance instructions are provided, along with lubrication guidance, seal replacement, and parts lists. Educational service contacts and part numbers are also included for field service and repair. This manual is written in Spanish.
| Connection style (iron cast) | Flat face flanges CL125 or raised face 250 per ASME B16.1 |
|---|---|
| Connection style (steel / stainless steel) | Raised face flanges CL150, 300, 600 per ASME B16.5 |
| Weight (NPS 1‑1/4) | 14 kg (30 lb) |
| Weight (NPS 6) | 159 kg (350 lb) |
| C‑seal internals temperature rating | Up to 593 °C (1100 °F) |
Wear gloves, protective clothing, and safety glasses when performing any installation operation.
No, packings that use ENVIRO‑SEAL or HIGH‑SEAL do not need lubrication.
First tighten the packing flange bolts to increase seal pressure; if leaks persist, inspect for burrs or damage and replace the packing.