It is your responsibility to:
•Regularly inspect and make necessary repairs to
product in order to maintain proper operation.
•Make sure that pressure and vacuum are released
from product before starting maintenance
.
Check intake and exhaust filters after first 500 hours of
operation. Clean filters and determinehow frequently
filters should be checked during future operation. This
one procedure will help to assure the product's perfor-
mance and service life.
1. Remove filter cover.
2. Remove filters and felt (some filters are
held together with a snap fitting). Clean filters
by washing in a non-petroleum based solvent
or soap and water. After cleaning, dry with
compressed air to make sure all moisture is
removed before reinstalling filters.
3. Reinstall felt and filters.
Check that all external accessories such as relief
valves and gauges are attached to cover and are not
damaged before reoperating product.
SHUTDOWN PROCEDURES
It is your responsibility to follow proper shutdown
procedures to prevent product damage. NEVER
ADD OIL TO THIS OIL-LESS PUMP.
Proper shutdown procedures must be followed to
prevent pump damage. Failure to do so may result in
premature pump failure. Gast Manufacturing Rocking
Piston Oil-Less Pumps are constructed of ferrous
metals or aluminum which are subject to rust and
corrosion when pumping condensable vapors such as
water. Follow the steps below to assure correct storage
and shutdown between operating periods.
1 . Disconnect plumbing.
2. Operate product for at least 5 minutes without
plumbing.
3. Run at maximum vacuum for 10 to 15 minutes.
4. Repeat step 2.
5. Disconnect power supply.
6. Plug open ports to prevent dirt or other
contaminants from entering product.
SERVICE KIT INSTALLATION
Gast will NOT guarantee field-rebuilt product
performance. For performance guarantee, the
product must be returned to a Gast Authorized
Service Facility.
c
Disconnect electrical power at the circuit breaker
or fuse box before installing this product.
Install this product where it will not come into
contact with water or other liquids.
Install this product where it will be weather
protected.
Electrically ground this product.
Failure to follow these instructions can result in
death, fire or electrical shock.
WARNING
Electrical Shock Hazard
c
Disconnect electrical power supply cord before
installing Service Kit.
If product is hard wired into system, disconnect
electrical power at the circuit breaker or fuse box
before installing Service Kit.
Disconnect air supply and vent all air lines to
release pressure or vacuum.
Failure to follow these instructions can result in
death, fire or electrical shock.
WARNING
Electrical Shock Hazard
4
Injury Hazard
Product surfaces become very hot during operation,
allow product surfaces to cool before handling.
Failure to follow these instructions can result in
burns, eye injury or other serious injury.
WARNING
Do not direct air stream at body. Air stream from
product may contain solid or liquid material that
can result in eye or skin damage, wear proper eye
protection.
Clean this product in a well ventilated area.
