Gast 20R Series User Manual
20r series rocking piston oil-less pumps, Warning

20R SERIES
ROCKING PISTON OIL-LESS PUMPS
O
PERATION
& M
AINTENANCE
M
ANUAL
Product Use Criteria:
• Pump only clean, dry air.
• Operate at 32ºF - 104ºF (0ºC - 40ºC).
• Protect unit from dirt & moisture.
• Do not pump flammable or explosive gases or
use in an atmosphere that contains such gases.
• Protect all surrounding items from exhaust air. This
exhaust air can become very hot.
• Corrosive gases and particulate material will
damage unit. Water vapor, oil-based contaminants
or other liquids must be filtered out.
• Consult your Gast Distributor/Representative
before using at high altitudes.
• This pump is oil-less and requires NO lubrication.
Thank you for purchasing this Gast product. It is manufactured to the highest standards
using quality materials. Please follow all recommended maintenance, operational
and safety instructions and you will receive years of trouble free service.
www.gastmfg.com
ISO 9001 & 14001 CERTIFIED
PART NO. 70 - 9000
G520 (REV-E)
WARNING
PLEASE READ THIS MANUAL COMPLETELY BEFORE INSTALLING AND USING
THIS PRODUCT. SAVE THIS MANUAL FOR FUTURE REFERENCE AND
KEEP IN THE VICINITY OF THE PRODUCT.