Perlick DS Series - Manual (Page 5)

Form No. Z2025A
Rev. 12.05.03 5
Perlick is committed to continuous improvement. Therefore, we reserve the right to change specifications without prior notice.
Installation and Tapping –
Direct Draw Dispensers Self-Contained
Connecting the Regulator to the
CO
2
Cylinder
■ Remove blue plug from regulator fitting.
(Note: Do not remove the carbonic washer).
■ Screw regulator onto gas cylinder valve. Tighten
with wrench until vertically straight. Be sure that
shut-off valve (black lever) on regulator is in
the OFF (horizontal) position.
■ Place a screw clamp over end of red air line
and push onto regulator tailpiece. Tighten clamp
with a screwdriver.
Adjusting the CO
2
Gas Flow
■ Turn regulator adjusting screw counterclockwise
until it turns freely.
■ Turn hand valve counterclockwise on CO 2
cylinder to the fully open position.
■ Turn regulator adjusting screw clockwise until
desired pressure is reached (approximately
12-15 lbs.). Tighten stop nut on adjusting screw.
■ Open shut-off valve on bottom of regulator.
CO
2
Leak Test
Dilute a small amount of liquid dishwashing soap
and rub the soapy mixture around each connection.
If bubbles appear, tighten connection.
Replacing CO
2
Gas Cylinder
■ Turn CO 2 hand valve clockwise until seated and
close shut-off valve on regulator.
■ Unscrew regulator from cylinder fitting.
■ Replace carbonic washer (Part No. 157F2P),
if needed and reattach regulator to filled
cylinder.
■ Turn CO 2 hand valve counterclockwise until
fully open. Turn regulator shut-off valve to
open position.
■ Adjust CO 2 gas flow as required, turning
clockwise for higher pressure.
Proper CO
2
Handling
ALWAYS
...
■ Connect a regulator (reducing valve) to
CO
2 cylinder.
■ Secure cylinder in upright position whether in
storage or in use.
■ Keep cylinder away from heat. Rupture disc
vents at 122° F. maximum.
■ Ventilate room after high pressure gas leakage.
■ Check the last DOT test date on cylinder neck
before filling. If more than five years old, the
cylinder must be retested to DOT specifications.
■ Be sure CO 2 cylinder outlet fitting is free of dust
or dirt before attaching regulator.
■ Store CO
2
cylinder and regulator assembly
upright.
■ Allow only properly trained and experienced
personnel to handle high pressure gas.
NEVER
...
■ Connect cylinder directly to a keg without a
regulator (reducing valve).
■ Drop or throw regulator or CO 2 cylinder.
■ Transport CO
2
cylinder in a closed vehicle.
■ Apply oil to a regulator.
■ Shut off CO 2 cylinder when not in use. You will
not save gas by doing so!
■ Allow untrained, inexperienced personnel to
handle high pressure gas.
Failure to heed this warning could result in
personal injury or death.
CO2
PRESSURE
GAUGE
CO2
GAS
DRUM
REGULATOR
FITTING
REGULATOR
ADJUSTING
SCREW
FITTING FOR
RED AIR HOSE
SHUT-OFF VALVE
(BLACK LEVER IN
CLOSED POSITION)
HAND
VALVE
PERLICK
PSI
10 50
0 60
20 40 30
WARNING/SAFETY INSTRUCTIONS
Beverage systems pressur-
ized with carbon dioxide or
nitrogen must be equipped
with two safety relief
valves; one at the cylinder
regulator and the other in
the gas line upstream on
the product tanks.