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コントローラー cashco POSR-1のPDF インストレーション、オペレーション＆メンテナンスマニュアルをオンラインで閲覧またはダウンロードできます。cashco POSR-1 12 ページ。 Pilot operated pressure re duc ing regulator
ページを印刷する2. Regulator won't maintain downstream set pressure.
Possible Causes
A.
Valve undersized.
B.
Incorrect range spring.
C.
Failed bellows.
D.
Pressure drop less than required 15 psid (1 Bard).
E.
Insufficiently sloped line.
3. Leakage through the pilot spring chamber vent hole.
Possible Causes
A.
Defective diaphragm.
4. Excessive pressure downstream.
Possible Causes
A.
Main valve or pilot plug not closing.
IX. ORDERING INFORMATION
NEW REPLACEMENT UNIT vs PARTS "KIT" FOR FIELD REPAIR
To obtain a quotation or place an order, please retrieve the Serial Number and Product Code that was stamped
on the metal name plate and attached to the unit. This information can also be found on the Bill of Material
("BOM"), a parts list that was provided when unit was originally shipped. (Serial Number typically 6 digits).
Product Code typical format as follows: (last digit is alpha character that refl ects revision level for the product).
NEW REPLACEMENT UNIT:
Contact your local Cashco, Inc., Sales Rep re sen-
ta tive with the Serial Number and Product code.
With this information they can provide a quotation
for a new unit including a complete description,
price and availability.
Do not attempt to alter the original construction of any
unit without assistance and approval from the factory.
All purposed changes will require a new name plate
with appropriate ratings and new product code to
accommodate the recommended part(s) changes.
The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be
construed as warranties or guarantees, express or implied, regarding the products or services described herein or their use or applicability. We reserve the right to
modify or improve the designs or specifi cations of such product at any time without notice.
Cashco, Inc. does not assume responsibility for the selection, use or maintenance of any product. Responsibility for proper selection, use and maintenance of any
Cashco, Inc. product remains solely with the purchaser.
10
A.
A.
–
CAUTION
A.
Resize based on actual service conditions.
B.
Replace range spring. Replace range spring.
C. Replace bellows assembly.
D. Contact your Cashco Representative.
E.
Move tap from top of pipe to side; or, increase sensing tube to 3/8"
OD.
Replace diaphragm.
Inspect the seating of the main valve and then the pilot plug seating.
Clean or replace. Check seat gaskets; replace.
SECTION IX
7
–
PARTS "KIT" for FIELD REPAIR:
Contact your local Cashco, Inc., Sales Rep re sen-
ta tive with the Serial Number and Product code.
Identify the parts and the quantity required to repair
the unit from the "BOM" sheet that was provided
when unit was originally shipped.
NOTE: Those part numbers that have a quantity indicated
under "Spare Parts" in column "A" reflect minimum
parts required for inspection and rebuild, - "Soft
Goods Kit". Those in column "B" include minimum
trim replacement parts needed plus those "Soft
Goods" parts from column "A".
If the "BOM" is not available, refer to the cross-
sectional drawings included in this manual for part
identification and selection.
A Local Sales Representative will provide quotation
for appropriate Kit Number, Price and Availability.
Remedies
Remedies
Remedies
IOM-POSR-1