
Form 43343110
-28-
May 2021
Figure 1
TO ADJUST REGULATOR (two stage gas valves):
1.
Turn on power and energize main gas valve solenoid. Do not energize the HI solenoid.
2.
Remove regulator cover screw from the low outlet pressure regulator (see Figure 2 below) and turn screw
clockwise
to increase pressure, or counterclockwise
to decrease pressure. Replace regulator cover
screw and tighten securely.
3.
Energize main gas valve solenoid as well as the HI terminal.
4.
Remove regulator cover screw from the high outlet pressure regulator (see Figure 2 below) and turn screw
clockwise
to increase pressure, or counterclockwise
to decrease pressure. Replace regulator cover
screw and tighten securely.
DO NOT EXCEED THE PRESSURES SHOWN IN THE GAS PRESSURE TABLE.
5.
After testing pressure and adjusting the regulator, turn off all electrical power to the system, remove
manometer hoses, turn outlet test screw
(3/32” Hex) clockwise to seal pressure port. Tighten to 7 in
-lb
minimum. Turn on system power.
fFigure 2
Summary of Contents for PCA-SS 100
Page 13: ...Form 43343110 12 May 2021 7 1 DIMENSIONS STRAIGHT CONFIGURATION 48 HANGING CENTERS...
Page 14: ...Form 43343110 May 2021 13 7 2 HEATER ASSEMBLY JOINING OF TUBE SECTIONS...
Page 21: ...Form 43343110 20 May 2021...
Page 48: ...Form 43343110 May 2021 47 19 0 TROUBLESHOOTING GUIDE SINGLE STAGE N5 L5...
Page 49: ...Form 43343110 48 May 2021 TROUBLESHOOTING GUIDE SINGLE STAGE CONTINUED...
Page 50: ...Form 43343110 May 2021 49 TROUBLESHOOTING GUIDE SINGLE STAGE CONTINUED...
Page 51: ...Form 43343110 50 May 2021 19 1 TROUBLESHOOTING GUIDE TWO STAGE N7 L7...
Page 52: ...Form 43343110 May 2021 51 TROUBLESHOOTING GUIDE TWO STAGE CONTINUED...
Page 53: ...Form 43343110 52 May 2021 TROUBLESHOOTING GUIDE TWO STAGE CONTINUED...