Acorn NEO-METRO SLAB-EDGE 3802 Руководство по установке, эксплуатации и техническому обслуживанию - Страница 15

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TROUBLE SHOOTING FOR OPTIONAL PUSHBUTTON OPERATED VALVES
Normal Valve Function: Hand pushbutton operated valve has an adjustable flow time from
5 to 60 seconds.
CONDITION: WATER DOES NOT FLOW
Water main closed.
Checkstops closed.
Debris or scale in checkstop strainer
Air leaks from 1/8" O.D. tubing or fittings.
Pushbutton air diaphragm leaks.
Servomotor diaphragm center hole is blocked.
Servomotor upper diaphragm is damaged.
Low or no water pressure at supplies.
CONDITION: WATER DRIPS, WON'T SHUT OFF
Servomotor diaphragm offset hole is blocked.
Servomotor seat is damage
Servomotor plate or diaphragm is obstructed.
Servomotor timer assembly is damaged.
CONDITION: REDUCED WATER FLOW
Valve riser tubing is crimped.
Debris or scale in checkstop strainer
Blockage in valve flow control.
Low water pressure at supplies.
Lime deposits in hot water pipes.
CONDITION: PREMATURE WATER SHUT OFF
Air leaks from 1/8" O.D. tubing or fittings.
Pushbutton air diaphragm leaks.
Part #: 6216-011-000
Probable Cause
.
Probable Cause
Probable Cause
.
Probable Cause
TOLL FREE 800-743-8259 • LOCAL 626-855-4866 • FAX 626-855-4863
INSTALLATION, OPERATION
& MAINTENANCE MANUAL
Solution
Open water main.
Open checkstops.
Remove checkstop strainer and clean.
Replace damaged tubing or fitting.
Replace pushbutton air diaphragm.
Remove blockage.
Replace servomotor upper diaphragm.
Increase water pressure to 30 PSI minimum.
Solution
Remove blockage.
Replace servomotor seat.
Remove cause of obstruction.
Replace servomotor timer assembly.
Solution
Straighten valve riser tubing.
Remove checkstop strainer and clean.
Remove blockage.
Increase water pressure to 30 PSI minimum.
Remove lime deposits with appropriate
cleaning solution.
Solution
Replace damaged tubing or fitting.
Replace pushbutton air diaphragm.
Page 15 of 18
NEO-METRO FIELD SERVICE
Revised A: 10/24/22