Emerson Type 1290 Vapor Recovery Regulator Instruction Manual

Type 1290D101645X012Instruction ManualForm 5308March 2014www.fisherregulators.comType 1290 Vapor Recovery RegulatorFailure to follow these instruction

Type 129010the vent assembly (key 26) is correctly oriented, and secure them with the cap screws (key 24) and hex nuts (key 23, not shown) ngertight

Type 1290 11in the upper diaphragm casing (key 2) and the bonnet; insert and tighten the four case cap screws (key 4) to 24 to 30 foot-pounds / 33 to

Type 129012Key Description Part Number 9 Spring (continued) Steel (continued) 125 psi / 8.6 bar maximum drop, Blue NPS 1 / DN 25

Type 1290 13Table 3. Key 1 Type EGR Body Part NumbersBODY MATERIAL END CONNECTION STYLE  Cast IronNPT 34B7611X012 3

Type 129014Figure 6. Type EGR Main Valve35A3167Figure 7. Type 1098 ActuatorKey Description Part Number17* Cage O-ring (continued) Fluorocarbo

Type 1290 15*Recommended spare partKey Description Part Number 23 E-Ring Stainless steel 14A8181X012 1577 Steel, Heat treated (NACE)

Type 129016*Recommended spare part.Types Y291A and Y291AL (Figures 8 and 9)Key Description Part Number Parts Kits (Included are keys 10, 11, 12,

Type 1290 17EXPANDED VIEW OF THE BODY AREA SHOWING THE O-RING AND BACK-UP RING PLACEMENTTYPE Y291A PILOT EXTERIOR ASSEMBLYFigure 8. Type Y291A Pilot A

Type 129018TYPE Y291AL PILOT INTERIOR ASSEMBLY47B9750DEXPANDED VIEW OF THE BODY AREA SHOWING THE O-RING AND BACK-UP RING PLACEMENTBODY SEAL O-RING (KE

11816213451517912720610Type 1290 19NSLS*Recommended spare part. Inconel® is a mark owned by Special Metals Corporation. Figure 10. Type 95H Assembly30

Type 12902This section lists the specications for the Type 1290 vapor recovery regulator. Specications for a given regulator as it orig

351636313230525124503943Type 1290©Emerson Process Management Regulator Technologies, Inc., 2002, 2014; All Rights ReservedThe Emerson logo is a tradem

Type 1290 3Principle of OperationThe Type 1290 vapor recovery regulator serves as a vessel vapor recovery system. The Type 1290 regulator controls ves

Type 12904The Type 1290 vapor recovery regulator responds to any changes in the blanket gas pressure and throttles open or close to control the ow of

Type 1290 5 2. To keep the pilot spring case vent from being plugged or the spring case from collecting moisture, corrosive chemicals or other forei

Type 12906MaintenanceRegulator parts are subject to normal wear and must be inspected and replaced as necessary. The frequency of inspection and repla

Type 1290 7from the body  ange (key 2). For leverage, insert a wrench handle or similar tool into the seat ring slots (Figure 5) and wrap a strap wre

Type 12908 11. Install the indicator  tting (key 5) with attached parts into the body  ange (key 2). Back the hex nut (key 8) off until the spring

Type 1290 9To Disassemble and Reassemble Diaphragm Parts:This procedure is for gaining access to the control spring, diaphragm, valve stem and stem O-