substitution request - Alliance Construction Solutions

G. Controls: Provide NEMA 1 motor-mounted float switch complete with float, float rod, and
rod buttons.
2.05 SUBMERSIBLE SUMP PUMPS:
A. General: Provide submersible sump pumps as indicated, of sizes and capacities as
scheduled.
B. Pump: Cast-iron shell, cast-iron impeller, stainless steel shaft, factory-sealed grease
lubricated ball bearings, ceramic mechanical seal, and perforated steel strainer.
C. Motor: Hermetically sealed, capacitor-start, with built-in overload protection and electrical
characteristics as scheduled. Provide 10 ft. of 3-conductor PVC cord and molded
grounding plug.
D. Controls: Float-operated mercury switch.
E. Control Panel: Duplex panel in NEMA 1 enclosure. Panel shall have hinged door and
shall include:
1. Fused disconnect switches with lock-out handles through cover.
2. Magnetic starters with OL and LV protection.
3. Test-off-automatic selector switches.
4. Electric Alternator.
5. Control circuit transformers.
6. Green pump running lights.
7. OL reset buttons.
8. Alarm silencing switch.
9. Terminal switch.
F. Provide remote alarm panel for high-water condition, with alarm bell and alarm light with
flasher.
G. Provide submersible sewage ejectors with quick-remove system including floor discharge
elbow, stainless steel lifting rope and upper guide pipe bracket.
PART 3 – EXECUTION
3.01 INSPECTION:
A. Examine areas and conditions under which plumbing pumps are to be installed. Do not
proceed with work until unsatisfactory conditions have been corrected in a manner
acceptable to Installer.
3.02 INSTALLATION OF PUMPS:
A. General: Install plumbing pumps where indicated, in accordance with manufacturer's
published installation instructions and in compliance with recognized industry practices, to
ensure that plumbing pumps comply with requirements and serve intended purposes.
Project No.: 10145
550 15 th Street Dual Brand Hotel
03/16/2012
221123 - 5 PLUMBING PUMPS