12.2 System Additions 12.2.1 Passivation - System
Sani-Matic will provide factory passivation of all solution contact surfaces on the system The citric acid passivation is performed and documented per Sani-Matic’s standard procedure (SOP-MA005), which adheres to ASTM A967-05 requirements A certificate of passivation (SMI-LOG-007) is provided upon completion 12.2.2 Chemical Pump Assembly - Diaphragm Pump The Chemical Pump Assembly – Diaphragm Pump is a loose ship package that allows
for chemical delivery from a customer supplied container to the SaniCab cabinet washer’s chemical injection port(s) The outputs described in Section 8.5 Automation Interfaces are to be used with the Bleed Valve chemical pump assembly's solenoid valves for metering of the chemical The following components are packaged and shipped loose for installation by others: • One (1) PVC suction lance (43") with foot valve for placement in a 55-gallon chemical container (container by others) • One (1) Air operated diaphragm pump (Wilden P025 or equivalent) − Duty: 3 gpm @ 45 psi − Instrument Air Requirements: 3 scfm @ 100 psi − Construction: Polypropylene body with PTFE diaphragms • One (1) 025" solenoid valve (24V DC) with filter / regulator for control of the pump The pneumatic components and piping are made of brass • One (1) 304 stainless steel wall mounting bracket allowing the pump assembly to be wall mounted near the chemical container • One (1) Manual bleed valve to aid in priming the pump • One (1) 025" check valve to prevent the siphoning of the cleaning chemicals
• Thirty (30) Feet of 05" Polyethylene tubing for the pump’s suction and discharge lines • Eight (8) Feet of 0375" Polyethylene tubing for the pump’s bypass/priming line
NOTES: • Depending on the number of chemical additions needed, multiple chemical pump assemblies may be purchased to meet your system needs • All chemical pump assemblies are to be mounted within thirty (30) feet of the SaniCab PC chemical injection ports Installation of the loose ship pneumatics and wiring be- tween the cabinet washer and the chemical pump assembly, as well as chemical pump assembly location and installation, is by others
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TD-0008.3
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