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High-Pressure Measuring Control Valve
Figure 1 High-Pressure Measuring Control Valve Model 7716-D1
Description and Operation
The model 7716-D1 control valve handles
fibrous, light, and heavy greases including
semifluid and fluid lubricants.
This control valve regulates the amount of
product dispensed. It delivers from zero to 1
ounce (28.4 grams) of material per cycle
[depress and release the trigger].
When the lever is depressed, it delivers 1/2
of a preset measured amount of product.
Release the lever to complete the preset
delivery. An adjustment screw is set to obtain
the amount required.
This document contains confidential information that is the property of Alemite Corporation
397140
and is not to be copied, used, or disclosed to others without express written permission.
Service Guide
Material
Outlet
8-7/8 "
(22.5 cm)
Specifications
Material Inlet
1/4 " NPTF (f)
Alemite Corporation
PO Box 473515, Charlotte, North Carolina 28247-3515
©
Copyright
1995 by Alemite Corporation
Material Inlet
Max. Material
Pressure
Material Outlet
(at Body)
psi
1/8 " NPTF (f)
5,000
Table 1 Model 7716-D1 Specifications
7716-D1
8568
Max. Displacement/Cycle
Bars
Ounce
Grams
345
1
28.4
SER 7716-D1
Revision (11-95)
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Summary of Contents for Alemite 7716-D1
- Page 1 PO Box 473515, Charlotte, North Carolina 28247-3515 © Copyright 1995 by Alemite Corporation SER 7716-D1 This document contains confidential information that is the property of Alemite Corporation 397140 Revision (11-95) and is not to be copied, used, or disclosed to others without express written permission.
- Page 2 SER 7716-D1 High-Pressure Measuring Control Valve Accessory Item Figure 2 High-Pressure Measuring Control Valve Model 7716-D1 - Exploded View Revision (11-95) Alemite Corporation...
- Page 3 High-Pressure Measuring Control Valve SER 7716-D1 Item Numeric Order Part No. Description Notes Part # (Item #) Plug, 1-5/16 " -20 6304-B (41) 171001-20 O-Ring, 1-5/16 " OD x 1-1/16 " ID 45569 (36) 171009-9 O-Ring, 1-1/16 " OD x 15/16 " ID...
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Page 4: Preventive Maintenance
Alemite Corporation extension hose number 6778. Part Number Description 6778 Rigid/Flexible Extension Table 2 High-Pressure Measuring Control Valve Model 7716-D1 Accessory Preventive Maintenance Refer to section entitled Overhaul for details on the procedures necessary to perform maintenance. Daily... - Page 5 High-Pressure Measuring Control Valve SER 7716-D1 Overhaul 5. Remove Retaining Washer ( 33 ), Strainer ( 32 ), and the Stud from the Bushing. NOTE : Refer to Figure 2 and/or Figure 3 6. Unscrew the Inlet Handle from the Valve Body.
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Page 6: Clean And Inspect
13 14 NOTE: The earlier units contain a leather washer (not illustrated) that is no longer required. Refer to Figure 2 Parts List for Parts Identification Figure 3 High-Pressure Measuring Control Valve Model 7716-D1 - Section View Revision (11-95) Alemite Corporation... - Page 7 High-Pressure Measuring Control Valve SER 7716-D1 Assembly 12. Install V-Packing (9) [lip-end first] onto the stem of the Adjusting Screw. N OT E : P r i o r t o a s s e m b l y, c e r t a i n 13.
- Page 8 SER 7716-D1 High-Pressure Measuring Control Valve 24. Screw Packing Screw (35) into the Valve Body. • Tighten securely. 25. Grease Valve Actuation Stem (39). Valve Setscrew Body CAUTION Stem Do not install the Valve Actuation Stem small diameter first. Damage to the Seals can occur.
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Page 9: Installation
High-Pressure Measuring Control Valve SER 7716-D1 Installation Attach the control valve to its delivery line. Tighten the connection securely. Operation and Adjustments Adjusting Screw WARNING Should leakage occur anywhere within the system, disconnect power to the motor. Personal injury can occur. - Page 10 Product from Chamber A flows via Port A into Port D to discharge. Chamber A Chamber A Discharge Pressure Chamber B Chamber B Pressure Discharge Ports Ports Lever Released Lever Depressed Pressure Discharge Figure 6 High-Pressure Measuring Control Valve Model 7716-D1 - Section View of Valve Body Revision (11-95) Alemite Corporation...
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Page 11: Troubleshooting Chart
Coupler (41) 2. Coupler to fitting mismatch 2. Replace fitting and/or Coupler (41) 3. Replace with Alemite fitting 3. Foreign or damaged fitting * Do not apply Teflon tape to the first two (2) threads. Contamination can occur. Changes Since Last Printing Added Teflon Back-Up Ring 338971... - Page 12 SER 7716-D1 High-Pressure Measuring Control Valve Revision (11-95) Alemite Corporation...
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