Emerson EZH and EZHSO Series Pressure Reducing Regulators Manuál s instrukcemi stáhnout pdf (Strana 14)

Type EZH Relief or Backpressure Regulator

12. Place washers (key 11) and uniformly tighten the

machine screws (key 10) to hold the body (key 24) and

spring case (key 8) together.

13. Install spring (key 7) and upper spring seat (key 6) on

top of the lower spring seat (key 9) inside the spring

case (key 8). Install Cap (key 3).

14. Screw in adjusting screw (key 1) at desired spring

compression and use the lock nut (key 2) to lock the

adjusting screws position.

Parts Ordering

Each Type EZH relief valve or backpressure regulator

is assigned a serial number, which can be found on the

nameplate. Refer to the serial number when contacting

your local Sales Ofce for technical information or when

ordering parts.

When ordering replacement parts, reference the key

number of each needed part as found in the following parts

list. Separate kit containing all recommended spare parts

is available.

Parts Lists

Type EZH Main Valve (Figure 4)

Key Description Part Number

Type EZH

Disk Parts Kits

(NPS 1, 2, and 3 / DN 25, 50, and 80

include keys 29, 30, 32, 33, 34, and 62;

NPS 4 / DN 100 include keys 29, 30,

32, 33, 69, 71, and 75)

NPS 1 / DN 25

Nitrile (NBR) and Fluorocarbon (FKM) REZH1X00N12

Fluorocarbon (FKM) REZH1X00F12

NPS 2 / DN 50

Nitrile (NBR) and Fluorocarbon (FKM) REZH2X00N12

Fluorocarbon (FKM) REZH2X00F12

NPS 3 / DN 80

Nitrile (NBR) and Fluorocarbon (FKM) REZH3X00N12

Fluorocarbon (FKM) REZH3X00F12

NPS 4 / DN 100

Nitrile (NBR) and Fluorocarbon (FKM) REZH4X00N12

Fluorocarbon (FKM) REZH4X00F12

Type EZH

Full Repair Kits

(NPS 1, 2, and 3 / DN 25, 50, and 80 include

keys 4, 7, 8, 9, 15,17, 20, 28, 29, 30, 32,

33, 34, 62, 142B, and 143; NPS 4 / DN 100

includes keys 8, 9, 15, 17, 20, 29, 30, 32,

33, 34, 63, 64, 67, 69, 71, 75, 142B, and 143)

Key Description Part Number

Type EZH

NPS 1 / DN 25

Nitrile (NBR) and Fluorocarbon (FKM) REZH1X00N22

Fluorocarbon (FKM) REZH1X00F22

NPS 2 / DN 50

Nitrile (NBR) and Fluorocarbon (FKM) REZH2X00N22

Fluorocarbon (FKM) REZH2X00F22

NPS 3 / DN 80

Nitrile (NBR) and Fluorocarbon (FKM) REZH3X00N22

Fluorocarbon (FKM) REZH3X00F22

NPS 4 / DN 100

Nitrile (NBR) and Fluorocarbon (FKM) REZH4X00N22

Fluorocarbon (FKM) REZH4X00F22

1 Body See Following Table

2 Seat Ring

NPS 1 / DN 25 Body

For 100% Capacity GD29726X012

For 80% Capacity M0300940X12

For 50% Capacity M0300910X12

For 30% Capacity M0300710X12

NPS 2 / DN 50 Body

For 100% Capacity GD29581X012

For 80% Capacity M0300950X12

For 50% Capacity M0300920X12

For 30% Capacity M0300720X12

NPS 3 / DN 80 Body

For 100% Capacity GD29732X012

For 80% Capacity M0300960X12

For 50% Capacity M0300930X12

For 30% Capacity M0300730X12

NPS 4 / DN 100 Body

For 100% Capacity M0303250X12

For 80% Capacity M0303430X12

For 50% Capacity M0303420X12

For 30% Capacity M0303410X12

(1)

Cage

NPS 1 / DN 25 GE31405X012

NPS 2 / DN 50 GE37679X012

NPS 3 / DN 80 GE38018X012

4* Anti-Friction Ring (2 required) GD27409X012

NPS 1, 2, and 3 / DN 25, 50, and 80 Only

5 Actuator Lower Casing

NPS 1 / DN 25 Body GD29697X012

NPS 2 / DN 50 Body GD29583X012

NPS 3 / DN 80 Body GE44397X012

NPS 4 / DN 100 Body M0300770X12

6 Cap Screws

NPS 1 / DN 25 Body (4 required) GD89878X012

NPS 2 / DN 50 Body (8 required) GE11386X012

NPS 3 / DN 80 Body (8 required) GE11387X012

NPS 4 / DN 100 Body (8 required) M4691020X12

*Recommended Spare Part

1. When retrotting a Type EZH with pins with the new cage, it’s also necessary to order the

Seat Ring.

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