Table of Contents
Related Manuals for Balcrank 1120-012
Summary of Contents for Balcrank 1120-012
- Page 1 SERVICE BULLETIN SB 1062 Revised 05/07 1/2" ALUMINUM PUMP Model 1120-012 OPERATION, INSTALLATION, MAINTENANCE AND REPAIR GUIDE Thoroughly read and understand this manual before installing, operating or servicing this equipment.
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Page 2: Important Safety Information
Important Safety Information IMPORTANT W A R N I N G Read these safety warnings This pump is pressurized instructions this internally with air pressure manual completely, before during operation. Always installation and start-up of make certain that all bolting the pump. - Page 3 1120-012 1/2" Aluminum Pump Characteristics Adjustable Flow Rate Buna-N Diaphragms ....0-14 gpm (0-56 lpm) Pump Connections Suction/Discharge ....1/2" NPT A i r O p e r a t e d D i a p h r a g m P u m p s m a y Air Inlet ........
- Page 4 1120-012 1/2" Aluminum Pump Performance Displacement Per Stroke, 0.03 Gal. (0.11 L) AIR CONSUMPTION IN SCFM AIR PRESSURE IN PSI SCFM M 3 /HR 13.6 20.4 27.2 Meters Feet Capacity in U.S. Gallons Per Minute Capacity in Liters Per Minute...
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Page 5: Installation
While this is occurring, the opposite air chamber is depressurized and exhausted to atmosphere and fluid is drawn into the pump suction. The cycle again 1120-012 1/2" Aluminum Pump Torque Settings repeats, thus creating a constant reciprocating action, Water Chamber Bolts ....100 in-lbs (11.3 N-m) which maintains flow through the pump. -
Page 6: Typical Installations
TYPICAL INSTALLATIONS Surge Suppresser Filter Pressure Supply Regulator Gauge Flexible Shut Off Valve Connection Fluid Discharge Shut Off Shut Off Valve Valve Union or Pipe Flange Connection Air Exhaust Fluid Muffler Suction Mounting Bolts Suggested Installation A typical installation showing all the components that are gauges, air regulators, filters, and surge suppressors. - Page 7 1120-012 1/2" Aluminum Pump Exploded View/Parts List Item Description Qty. Part# Item Description Qty. Part# ▲ ▲ Pilot Shaft Spacer Main Shaft O-ring ● Pilot Shaft 393776-50 Valve Seat O-Ring Main Shaft 393776-48 Manifold Nuts 393776-124 Shaft Retainer 393776-46 Bottom Manifold Bolts...
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Page 8: Safety Warnings
Safety Warnings This equipment should only be maintained by experienced professional technicians. Observe all safety warnings. Read all safety warnings and operating manuals before using or repairing this Air Operated Diaphragm Pump. Any misuse of this equipment such as over-pressurization, modifying parts, pumping incompatible fluids, using worn or damaged parts, or using gasses other than compressed air to power the pump is not recommended. -
Page 9: Temperature Limitations
Sound Level Ratings If you experience static sparking or even a slight shock 1/2" Aluminum pumps (Model 1120-012) have a while using the pump, do not continue to operate the maximum decibel reading of 89.5 dB(A) when pump until the pump is properly grounded. -
Page 10: Warranty
Installation Instructions. Any equipment claimed to be defective must be returned freight prepaid to an Authorized Balcrank Service Center. If the part(s) or equipment is found to be defective, it will be repaired or replaced, and returned freight prepaid to the Authorized Service Center. If the claimed part(s) or equipment is found not to be defective,...
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