Set-Up Instructions - Harris Multi-Stage Manual De Instructiones

9. Keep work area well ventilated. Flammable materi-
als burn violently in an oxygen atmosphere. Flames
and glowing materials (tobacco smoking) must be
avoided.
10. When working with acetylene, never use at pres-
sures over 15 PSIG (Pounds Per Square Inch
Gauge).
11. DO NOT FORCE connectors and threads. The dif-
ferences are intentional for the various gases.
NOTE: SAVE THESE INSTRUCTIONS

Set-Up Instructions

1. Secure gas cylinder in a vertical position; valve end
up.
2. Remove cylinder valve cap.
3. Open cylinder valve momentarily to blow out any
dust and dirt. Do not discharge flow of gas at any
person, flames or flammable material.
4. Attach regulator to cylinder using proper CGA con-
nection.
5. Properly connect equipment to outlet connection of
regulator.
6. Close off all valves downstream of the regulator.
Multi-Stage™ Regulator
The Harris Products Group • Gainesville, GA U.S.A.
7. Turn the pressure adjusting knob (or key) counter-
clockwise until it feels free. The regulator outlet is
now closed.
8. Slowly open the supply valve. When full inlet pres-
sure is indicated, open line valve or non-flammable
cylinder valve wide. Fuel gas cylinder valves should
not be opened more than one turn. Hand wheels
or valve wrenches should be kept on the valve to
permit quick emergency shutdown.
9. Slowly turn the regulator adjusting knob (or key)
clockwise to obtain the desired delivery pressure.
10.Tests for gas leakage should be made at this time.
Use a soapy water solution at all connections and
check for bubbles. Tighten connections as required
and wipe off the soap solution.
Functional Test of Regulator
An internal leak may be detected as follows:
1. Close the regulator by turning the adjusting key
counterclockwise.
2. Close cylinder valve.
3. Drain downstream line.
Single Stage Regulator
2