Wallace & Tiernan SERIES V-2000, Руководство пользователя

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WT.025.055.004.UA.IM.0814
MANUAL CHLORINATOR - 3000LB/24HR
EVOQUA W3T109620
e. Unscrew valve stem (8) in the center of the top of the upper body
(32). Wipe the surface of the spherical tip of valve stem with a clean
cloth or paper towel to remove any loose material. Soak briefly in
10% muriatic (hydrochloric) acid if there are any deposits that do not
wipe away with plain water. If the spherical surface is indented, worn,
eroded, or scratched, replace valve stem.
WARNING: TO AVOID POSSIBLE SEVERE PERSONAL INJURY OR EQUIP-
MENT DAMAGE WHEN USING HYDROCHLORIC ACID, OBSERVE ALL SAFETY
PRECAUTIONS RECOMMENDED BY THE ACID MANUFACTURER/SUPPLIER.
f. Using a blunt tool, remove the O-ring (31) from the valve seat (9)
(diaphragm clamping screw). Discard the O-ring.
g. Reassemble the valve stem to the upper body and replace the valve
seat O-ring and diaphragm clamping O-ring (outer) prior to assembling
the injector body union nut.
• Cleaning Poppet Check
a. Unscrew the inlet adapter and discard O-ring (2).
b. Remove the poppet and remove the O-ring (3) from the poppet. Discard
the O-ring.
c. Replace the poppet O-ring.
d. Replace the inlet O-ring. Wipe a thin film of Halocarbon grease on the
O-ring before installing it.
e. Reassemble the poppet and inlet adapter.
f. Proceed to the following paragraph for the anti-syphon portion of the
injector.
• Cleaning Anti-Syphon Injector Lower Portion
a. Unscrew lower union nut (10), carefully remove bottom cap, and take
out diaphragm assembly. Clean off any deposits with warm (110°-
125°F) water. It is not necessary to disassemble the diaphragm unit
to do this.
b. Remove O-rings (17) from guide pins (13). Clean O-ring groove on guide
pins. Do not scrape with a knife blade or any such instrument. Only
warm water (110°-125°F) is permissible. Wipe a thin film of Halocar-
bon grease on the new O-rings before installing them on the guide
pins (13). Loosen screws (20) 3/4 of a turn from their tight position, if
disassembled.
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