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PENBERTHY

 SERIES K3 GAGECOCKS

INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS

valves.emerson.com

Before installation these instructions must be read fully and understood

© 2017 Emerson. All Rights Reserved.

VCIOM-04035-EN 17/05

PRODUCT WARRANTY

Emerson warrants its Penberthy products 
as designed and manufactured to be free 
of defects in the material and workmanship 
for a period of one year after the date of 
installation or eighteen months after the date 
of manufacture, whichever is earliest. Emerson 
will, at its option, replace or repair any products 
which fail during the warranty period due to 
defective material or workmanship.

Prior to submitting any claim for warranty service, 
the owner must submit proof of purchase to 
Emerson and obtain written authorization to 
return the product. Thereafter, the product shall 
be returned to Emerson with freight prepaid.

This warranty shall not apply if the product has 
been disassembled, tampered with, repaired 
or otherwise altered outside of the Emerson 
factory, or if it has been subject to misuse, 
neglect or accident.

The responsibility of Emerson hereunder 
is limited to repairing or replacing the 
product at its expense. Emerson shall not be 
liable for loss, damage or expenses related 
directly or indirectly to the installation or use 
of its products, or from any other cause or 
for consequential damages. It is expressly 
understood that Emerson is not responsible 
for damage or injury caused to other products, 
buildings, personnel or property, by reason of 
the installation or use of its products.

This is Emerson's sole warranty and in lieu of 
all other warranties, expressed or implied which 
are hereby excluded, including in particular all 
Warranties of merchantability or fitness for a 
particular purpose.

This document and the warranty contained 
herein may not be modified and no other 
warranty, expressed or implied, shall be made 
by or on behalf of Emerson unless made in 
writing and signed by the company's general 
manager or director of engineering.

TABLE OF CONTENTS

Product warranty ................................................ 1

1  About the manual..................................... 2
2 Introduction ............................................. 2

2.1  Features and specifications ........................ 2
2.2  Design ratings at maximum and minimum 

operating temperatures .............................. 2

2.3  Application data ........................................... 2

3  Inspection and performance confirmation.. 3

3.1  Receiving inspection .................................... 3
3.2  User's rating inspection .............................. 3

4 Installation ............................................... 3

4.1 Mounting ....................................................... 3
4.2  Sight glass installation ................................ 3
4.3  Guard rod installation .................................. 4

5 Operation ................................................. 4

5.1  Pre-operational check ................................. 4
5.2  Hydrostatic test ............................................ 4
5.3 Operating ...................................................... 4

6 Maintenance ............................................ 4

6.1  Preventative maintenance ........................... 4
6.2  Maintenance procedures ............................ 4

7  Removal - disassembly - reassembly ..... 5

7.1 Disassembly ................................................. 5
7.2 Reassembly .................................................. 5

8  Disposal at end of useful life ................... 5
9  Telephone assistance .............................. 5
10  Exploded parts diagram .......................... 6

Tables and figures

Table 1  - Design ratings .................................... 2
Table 2  - Tubular glass ratings ........................ 3
Figure 1 - Exploded parts diagram ................... 6

Summary of Contents for PENBERTHY K3 Series

Page 1: ...y other cause or for consequential damages It is expressly understood that Emerson is not responsible for damage or injury caused to other products buildings personnel or property by reason of the installation or use of its products This is Emerson s sole warranty and in lieu of all other warranties expressed or implied which are hereby excluded including in particular all Warranties of merchantab...

Page 2: ... maintenance Safety instructions Under most circumstances Series K3 gagecocks are not recommended without a ball check shut off Gagecocks without the ball check shut off feature will not stop leakage of contained fluid in the event of accidental tubular glass breakage However in circumstances where the fluid being gaged tends to surge in a rapid manner the ball checks could tend to give a false le...

Page 3: ...th the contained fluid and the surrounding atmosphere in the specific application Safety instructions If the size model or performance data of the gagecock set as received does not conform with any of the criteria above do not proceed with installation Contact an authorized Penberthy distributor for direction 4 INSTALLATION Installation should only be undertaken by qualified personnel who are fami...

Page 4: ...ance schedules safety manuals and inspection details for each specific installation of a gagecock set For purposes of maintenance on all installations the gagecocks should be evaluated regularly by the user for signs of 1 leakage around stem area 2 internal stem leaks 3 leakage around stuffing box connection 4 internal or external corrosion The user must determine an appropriate maintenance schedu...

Page 5: ...nnection Check vertical alignment of gagecocks h Slide sight glass down into lower gagecock sight glass connection to a positive stop i Tighten glass packing nuts j Close both gagecocks by turning handwheel or lever clockwise until stem seats k Replace guard rods Refer to Section 5 for operation of gagecock when returned to service 8 DISPOSAL AT END OF USEFUL LIFE Penberthy gagecocks are used in a...

Page 6: ...lass 2 36 Gland glass packing 2 37 Nut glass packing 1 48 Glass 1 Recommended maximum quantities should provide spare parts for 10 of the gagecocks in service PARTS LIST Ref Item 40 Rod 48 Glass 37 Nut glass packing 36 Gland glass packing 34 Packing glass 33 Star 14 Ball retainer 15 Ball 11 Body 17 Stem 20 Bonnet 21 Nut bonnet 18 Retainer stem packing 25 Packing stem 26 Nut stem packing 28 Handwhe...

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