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Honeywell
GENERAL
These instructions include service and repair informa-
tion for the VP5 13A and B pneumatically operated,
high-pressure, single-seated water valve.
SPECIFICATIONS
MODELS:
VP5 13A (normally open)
VP5 13B (normally closed)
NOMINALVALVE BODY RATING: 250 lb/in
kPa).
MAXIMUM BODY TEMPERATURE: 250 F (121 C).
SIZE:
VP513A: 1/2 in. (nominal for 5/8 in. O.D. copper
APPLICATION
The VP5 13A (normally open) and VP5 13B (normally
closed) water valves provide proportional control of unit
air conditioners using hot and/or cold water as the con-
trolled medium.
OPERATION (See Fig. 1)
An increase in control air pressure from the system
temprature controller proportionally drives the VP5 13A
closed or the VP513B open, modulating the medium's
flow through the coil.
Rev. 10-79
tubing), 3/4 in. (nominal for 7/8 in. O.D.
tubing).
VP513B: 1/2 in. (nominal for 5/8 in. O.D. copper
tubing).
2
(1724
CAPACITY INDEX (Cv):
VP5 13A: 1.0, 1.6, 2.5 or 4.0 Cv.
VP5 13B: 1 .0, 1.6, or 2.5 Cv.
MAXIMUM SAFE OPERATOR AIR PRESSURE: 2.5
2
lb/in
(172 kPa).
CONTROL
A l R ~-t/-----i
Fig. 1. VP5 13A Typical Operation
INGLE SEATED
MLF TAB: ll.D.4.
75- 1 707
Form No
Commercial Bldg Group
c o p p e r
2 6 9 7
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Summary of Contents for Honeywell VP513A
- Page 1 VP5 13B: 1 .0, 1.6, or 2.5 Cv. SIZE: MAXIMUM SAFE OPERATOR AIR PRESSURE: 2.5 lb/in (172 kPa). VP513A: 1/2 in. (nominal for 5/8 in. O.D. copper APPLICATION CONTROL The VP5 13A (normally open) and VP5 13B (normally A l R ~-t/-----i...
- Page 2 MAINTENA CLEANING INSPECTION Inspect top of packing nut around stem for signs of Remove all dirt and grease accumulation from under- side of operator and around packing nut and stem. Use leakage. Repack the valve if necessary. See REPAIR, solvent if necessary. Packing Replacement CAUTION Do not allow solvent to come into contact with...
- Page 3 R I N G 2698 PACKING R I N G S P A C E R Fig. 2. Details of VP513A P A C K I N G RING S P A C E R PACKING REPLACEMENT (See Fig. 2) NOTE: Shut down the system when repacking the VP5 13B models.
- Page 4 STEM AND DISC HOLDER COMPONENT REPLACE- to defective components. Be sure O-ring seal is in MENT (See Fig. 4) position on valve stem. Inspect integral valve seat (Fig. 2 , @ ). If defec- tive, replace complete valve. Replace parts as required (see PARTS LIST). Shut down system (supply air and control medium).
- Page 5 VP5 13A SCREW-8-32 X 1/4 W/LOCKWASHER 6-32 X 1/2 FIL HD SERIES 2-3 NONE COVER NONE 14003572-001 14003572-001 DIAPHRAGM - 312760 312760 CUP, DIAPHRAGM SPRING, STABILIZER RETAINER, STEM CUP, SPRING 3-10 9-13 RANGE: LB/IN (kPa) (62-90) SPRING 315413 WASHER, RETAINER SPIDER-UPPER pF SPIDER- BASE SCREW 1/4-20 X 3/8 SOCKET SET (2)
- Page 6 Subsidiaries a n d A f f i l i a t e s A r o u n d t h e W o r l d . . P r i n t e d i n U . S . A . HONEYWELL*MlnneapolIs, Minnesota 55408...