Gas-Fired Products Infrared Radiant Tube Heater PTS Series - Manual (Page 48)

Form #43343330
May 08 –47–
23.2) REMOVAL OF GAS VALVE AND MANIFOLD ASSEMBLY
Step 1
Remove side
access panel.
Loosen screws from
manifold clamp and
burner assembly.
Step 3
Open hinged access
panel and disconnect
wires from gas valve.
Step 4
Remove (6) screws from
end panel. Rotate gas valve
and manifold assembly
slightly counter-clockwise
and slide out from housing.
Step 2
23.3) AIR SWITCH PRESSURE CHECK
P1
+
P2
-
P1
+
P2
-
0.65” WC
+ -
Connector
Tees
Air
Switch
Digital or Inclined
Water Manometer
scale 0-2”w.c.
Temporary 1/4” ID Silicone /
plastic tubing for pressure
test.
Common “C”
Normally
open “NO”