Gast 0211 Series Oilless Vacuum Pumps and Compressors - Manual (Page 3)

Flushing
Flushing this product to remove excessive dirt, foreign
particles, moisture or oil that occurs in the operating
environment will help to maintain proper vane
performance.
Use only Gast recommended flushing solvent or
other non-petroleum based flushing solvent. Do
Not use kerosene or ANY other combustible
solvents to flush product.
Follow these steps to flush this unit:
1. Disconnect from power source.
2. Remove all plumbing and accessories connected to
inlet and exhaust ports.
3. Remove filter/muffler assembly.
4. Reconnect power source and start up unit. Stay
away from exhaust stream.
5. Add flushing solvent while unit is running.
Note: If using liquid solvent, pour several
tablespoons directly into intake port; or if using Gast
recommended spray solvent, spray solvent for 5-10
seconds (recommended to repeat 2-3 times) directly
into intake port.
While adding solvent, listen for changes in motor
sounds in unit.
a. If motor sounds smooth out, go to step 6.
b. If motor sounds don’t smooth out, intall Service
kit (see service kit instructions).
6. Plug inlet and continue to run unit for 45 seconds.
Keep away from spray area.
7. Turn unit off.
8. Turn unit over onto its ports and drain any remaining
solvent.
9. Turn unit upright.
10. Re-install plumbing and accessories.
11. Run unit for approximately 5 seconds.
12. Remove filter elements
13. Clean them with same solvent used to flush unit, or
with soap and water.
14. Dry them completely before reinstalling.
IMPORTANT: If unit overheats or is noisy, stop unit
immediately for repair. Return unit to closest
Authorized Service Facility or perform following rebuild
procedures, using Service Kit part #K218.
MAINTENANCE
Electrical Shock Hazard
Disconnect electrical power supply cord before
performing maintenance on this product.
If product is hard wired into system, disconnect
electrical power at the circuit breaker or fuse
box before performing maintenance on this
product.
Failure to follow these instructions can result in
death, fire or electrical shock.
Injury Hazard
Product surfaces become very hot during
operation,
allow product surfaces to cool before handling.
Air stream from product may contain solid or
liquid material that can result in eye or skin
damage, wear proper eye protection.
Flush this product in a well ventilated area.
Failure to follow these instructions can result in
burns, eye injury or other serious injury.
General Maintenance
1. Release all pressure and vacuum from unit.
2. Remove glass filter/muffler jar.
3. Remove cartridges from intake and exhaust filters
and inspct them.
a. Check for cuts and excessive foreign material.
1) If any of these conditions exists, replace
immediately.
2) If filters look serviceable, go to step 4.
4. Clean them with compressed air and recheck for
above conditions.
a. If any of these conditions from step 3 show up,
then replace immediately.
5. Re-assemble.
It is your responsibility to operate this product at
recommended pressures or vacuum duties and
room ambient temperatures.
Start Up
If motor fails to start or slows down significantly under
load, shut off and disconnect from power supply. Check
that the voltage is correct for motor and that motor is
turning in the proper direction. If unit is extemely cold,
let it wrm up to room temperature before starting. Vane
life will be drastically reduced if motor is not operating
properly. Vanes can break or be damaged if
motor/pump runs in the wrong direction.
Model numbers ending in “X” have automatic
thermal protectors which protect the motor by
shutting the motor off if it overheats. The motor will
automatically restart once the motor has cooled.
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