Emerson EZH and EZHSO Series Pressure Reducing Regulators Bedienerhandbuch

Type EZHD103078X012Instruction ManualSeptember 2013www.fisherregulators.com!WARNINGFailure to follow these instructions or to properly install and mai

Type EZH Relief or Backpressure Regulator10Figure 4. Type EZH Main Valve Assembly (continued)441314108335703873 72 6977747515161718192021102223889827

Type EZH Relief or Backpressure Regulator113. Unscrew 8 special screws (key 68). Unscrew eye bolts (key 35) from the cap and unscrew 8 screws (key 7

Type EZH Relief or Backpressure Regulator1217. Lubricate and mount the O-ring (key 69) on the cap (key 70). Lubricate and mount O-rings (key 9) and

Type EZH Relief or Backpressure Regulator131. Remove plastic travel indicator cover (key 138).2. Loosen travel indicator bushing (key 140) and remov

Type EZH Relief or Backpressure Regulator1412. Place washers (key 11) and uniformly tighten the machine screws (key 10) to hold the body (key 24) and

Type EZH Relief or Backpressure Regulator15BODY SIZEBODY MATERIAL END CONNECTION STYLEBODY STYLENPS DNStandard or Tapped Inlet (Pilot Supply)Tapped In

Type EZH Relief or Backpressure Regulator16 Key Description Part Number Key Description Part Number 7* O-ring NPS 1, 2, and 3 / DN 25, 50,

Type EZH Relief or Backpressure Regulator174645494749 494949514852Figure 6. Type EZH Mounting Assembly“S” PORT

Type EZH Relief or Backpressure Regulator18 Key Description Part Number Key Description Part Number 33 Socket Head Cap Screw NPS 1 / DN 2

Type EZH Relief or Backpressure Regulator19TYPE PRX/182 PILOT ASSEMBLY SECTION A - AFigure 7. Type PRX/182 Pilot AssembliesPRX Series Mounting Parts

Type EZH Relief or Backpressure Regulator2M1055INLET PRESSUREOUTLET PRESSUREATMOSPHERIC PRESSURELOADING PRESSURESPRINGCASE VENTPORT BEXHAUSTPORT APORT

Type EZH Relief or Backpressure RegulatorThe Emerson logo is a trademark and service mark of Emerson Electric Co. All other marks are the property of

Type EZH Relief or Backpressure Regulator3Table 1. Main Valve Body Sizes, End Connection Styles, and Body RatingsMAIN VALVE BODY SIZEMAIN VALVE BODY

Type EZH Relief or Backpressure Regulator4CAUTIONWhen installing Type EZH trim in an existing Fisher® E-body, damage can result if ow is not in the c

Type EZH Relief or Backpressure Regulator5 6. The Type PRX/182 pilot spring case vent (key 12, Figure 7) must be kept open to atmospheric pressure

Type EZH Relief or Backpressure Regulator6Main Valve and Actuator MaintenanceNPS 1 through 3 / DN 25 through 80 Disk Maintenance (Refer to Figure 4)Fo

Type EZH Relief or Backpressure Regulator7Figure 4. Type EZH Main Valve AssemblyGD89918_HAPPLY LUBRICANT (L) / SEALANT (S)(1):L1 = LITHIUM HYDROXYSTE

Type EZH Relief or Backpressure Regulator812. Place disk retainer (key 31) with the disk holder assembly (key 30) into sleeve adaptor (key 27) and al

Type EZH Relief or Backpressure Regulator9NPS 1 through 3 / DN 25 through 80 Actuator Assembly Maintenance (Refer to Figure 4)1. Make a mark on the u