In order to make the best
use of your investment,
familiarize yourself with the
new features and operating
instructions before
starting pump. Routine care
and maintenance of your
vacuum pump will give you
years of reliable service.
FEATURES
• An air passage prevents
pump oil from returning
to contaminate vacuum
vessel and pipeline after
the pump stops.
• A built-in device
eliminates oil mist and an
oil-gas separator at the
air exhaust outlet takes
care of oil contamination in the air exhaust.
1 STAGE
Non-slip Cushion Handle.
Thermally Protected
Motor with On/Off
Rocker Switch.
High Volume Fan
Provides Cool
Air to Motor &
Pump.
Large, Light Weight
Reinforced Base for
Cooling Fins to Keep
Stable Positioning.
Temperature Cooler During
Extended Motor Operation.
Instruction Manual
2 STAGE (DUAL VOLTAGE CAPABILITY)
Vapor Discharge/
Oil Fill Port. Easily
Removable. Contains
Internal Check Valve
to Prevent Escape of
Liquid Oil.
Large
Oil Level
Sight
Glass with
Max/Min
Oil Level
Indicator.
Easily Accessible
Oil Drain Valve.
Includes T-Fitting
with 1/4" Flare and
1/2" ACME Ports.
WARNING!
www.mastercool.com
VACUUM PUMPS
Gas Ballast Valve Helps Prevent
Oil Contamination Caused By
High Moisture.
Large, Light Weight
Cooling Fins to Keep Temperature
Reinforced Base for
Cooler During Extended Motor
Stable Positioning.
Operation.
Vapor Discharge/
Oil Fill Port. Easily
Removable. Contains
Internal Check Valve
to Prevent Escape of
Liquid Oil.
Large
Oil Level
Sight
Glass with
Max/Min
Oil Level
Indicator.
Easily Accessible
Oil Drain Valve.
WEAR SAFETY GLASSES
English
Deutsch
Français
Español
Non-slip Cushion Handle.
Thermally Protected Motor
with On/Off Rocker Switch.
• Specially designed for low
temperature and low voltage
conditions to guarantee
normal starting in winter;
≥41˚F (≥5˚C) temperature
and ±10% rated voltage.
• Pump runs with extremely
high ultimate vacuum and low
noise.
EACH VACUUM PUMP HAS BEEN
FACTORY TESTED FOR CFM AND
MICRON PERFORMANCE.
DO NOT ATTEMPT TO
OPERATE WITHOUT
USING OIL!!!
Protected Slide Switch
to Change Operating
Voltage between
115V/50/60HZ &
22OV/50/60HZ
High Volume Fan
Provides Cool Air to
Motor & Pump
Manifold Valve Isolates
Pump from the System
Testing for Leaks.
Includes 3 Inlet Ports,
1/4", 3/8" SAE and 1/2"
ACME.
1