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Clemco 20951 Manual

Sentinel media metering valve
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© CLEMCO INDUSTRIES CORP.
One Cable Car Dr.
Washington, MO 63090
Phone (636) 239-4300
Fax (636) 239-0788
Email: info@clemcoindustries.com
www.clemcoindustries.com
SENTINEL MEDIA METERING VALVE
MC FILE NUMBER: 1064-0193
DATE OF ISSUE:
REVISION:
Do not proceed with
these instructions until
you have READ the
preface of this
MANUAL and YOU
UNDERSTAND its
contents. These
WARNINGS are
included for the health
and safety of the
operator and those in
the immediate vicinity.
Keep this manual for
future reference
®
O.M. 20951
04/93
D: 10/03
WARNING

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  • Page 1 These WARNINGS are included for the health and safety of the operator and those in the immediate vicinity. © CLEMCO INDUSTRIES CORP. One Cable Car Dr. Keep this manual for Washington, MO 63090 Phone (636) 239-4300 future reference Fax (636) 239-0788 Email: info@clemcoindustries.com...

  • Page 2: General Instructions

    No representations are intended or made as to the DO NOT modify or substitute any Clemco parts with other suitability or engineering balance of the combination of types or brands of equipment.
  • Page 3 1910.94, 1910.132, 1910.139 and hose coupling connections. Cables relieve tension on hose and 1910.244). control whipping action in the event of a coupling blow-out. • NEVER modify OR substitute remote control parts. Parts from different manufacturers are NOT compatible with Clemco...

  • Page 4: Additional Assistance

    • Training and Educational Programs. free of the rightful claim of any third party by way of patent Clemco Industries Corp. offers a booklet, Blast-Off 2, infringement or the like. developed to educate personnel on abrasive blast equipment 6. This warranty is conditioned upon seller’s receipt within ten function and surface preparation techniques.
  • Page 5 PREFACE and CO monitor or both. If CO monitor is not used, air MUST be tested FREQUENTLY to ensure proper air quality. □ 8. BLAST HOSE with ID 3 to 4 times the nozzle orifice. □ Lines MUST be run AS STRAIGHT AS POSSIBLE from 3.
  • Page 6 Safety Alerts If the valve is supplied as part of a Clemco remote 1.2.1 Clemco uses safety alert signal words, based on system, it will be controlled with a Clemco Abrasive ANSI Z535.4-1998, to alert the user of a potentially...

  • Page 7: Installation

    SENTINEL MEDIA METERING VALVE Page 2 Sentinel valve installed on a blast machine using pressure-release remote controls with ACS switch mounted on the control handle Sentinel Valve Twinline Hose RLX Control Handle w/ ACS Switch Twinline Hose Single-line Hose ACS Switch Figure 1 INSTALLATION machine with minimal rotation clearance.
  • Page 8 Control Hose Connections upper body. 2.8.1 If a Clemco remote control with ACS control 2.8.2.3 Install the fitting removed in the previous step, handle is used, connect the “single” control line to the (or one that is compatible with the system used), into the fitting on the upper body as shown in Figure 1.

  • Page 9: Operation

    SENTINEL MEDIA METERING VALVE Page 4 2.8.2.6 If a pressure regulator is used, control air for the Sentinel should be sourced up-stream of the regulator. NOTE: The ACS performs dual functions: Use it to clear Doing so allows full line pressure to control the valve abrasive from the blast hose and to blow off abrasive while blasting pressure can be adjusted down to from the blasted surface at the blasting area.
  • Page 10 SENTINEL MEDIA METERING VALVE Page 5 4.1.3 Remove the control handle, gauge unit studs, and the 4 bolts holding the upper body assembly to the 4.3.4 Remove the shaft gasket from the metering lower assembly. NOTE: If air is not available to plate stem.

  • Page 11: Troubleshooting

    SENTINEL MEDIA METERING VALVE Page 6 sure the opening in the wear sleeve lines up with the 4.6.3 Set a seat plate gasket on the upper body seat opening in the body. plate flange. 4.4.8 Working from the piston side, place the flat 4.6.4 Place the seat plate on top of the gasket.

  • Page 12: Accessories And Replacement Parts

    Converts standard-use valve to fine-mesh .... 22849 WARNING Accessories with Non-Clemco Do not stick fingers into the piston area of the Remote Control Applications, Figure 5 inspection opening. The piston is under spring pressure, and could suddenly close when the Item Description ..........Stock No.
  • Page 13 SENTINEL MEDIA METERING VALVE Page 8 Service kit, lower segment, Figure 7..22389 Replacement Valves Sentinel valve, standard-use, with attached ACS with inspection plate ......20508 22389 LOWER-SEGMENT without inspection opening ....20509 SERVICE KIT Sentinel valve, standard-use, w/o attached ACS Item Qty. Description with inspection plate ......20608 Seat, rubber without inspection opening ....20609...
  • Page 14 SENTINEL MEDIA METERING VALVE Page 9 Sentinel Replacement Parts, Figure 8 Nut, 1/2-NC hex head ....... 03511 Metering handle, heavy duty ....20498 Item Description..........Stock No. Pin, valve handle ........20246 Close nipple, 1-1/4" ........01717 Cylinder cap ..........20512 Wye, 1-1/4"...

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