Instruction Manual
D100392X012
EH Valves NPS 8 through 14
July 2014
6
8. After all maintenance is complete, refer to the Trim Replacement procedure to assemble the valve body.
Note
If the valve has ENVIRO-SEAL™ live-loaded packing installed, see the Fisher instruction manual titled ENVIRO-SEAL Packing System
for Sliding-Stem Valves (D101642X012) for packing instructions.
If the valve has HIGH-SEAL live-loaded packing installed, see the Fisher instruction manual titled HIGH-SEAL Live-Loaded Packing
System (D101453X012) for instructions.
Figure 2. Lubricator and Lubricator/Isolating Valve
LUBRICATOR
LUBRICATOR/ISOLATING VALVE
10A9421-A
AJ5428-D
A0832-2
14
14
27
Packing Lubrication
WARNING
To avoid personal injury or property damage resulting from fire or explosion, do not lubricate packing used in oxygen
service or in processes with temperatures over 260_C (500_F).
CAUTION
Do not lubricate graphite packing. Graphite packing is self-lubricated. Additional lubrication may result in slip-stick
movement of the valve.
Note
ENVIRO-SEAL or HIGH-SEAL packing does not require lubrication.
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