38
103090
SERVICE
HINTS
When gas pressure is too low
• pilot will not stay lit
• burners will have delayed ignition
• fireplace will not produce specified heat
When gas quality is bad
• pilot will not stay lit
• burners will produce flames and soot
• fireplace will backfire when lit
You may feel your gas pressure is too low or gas quality is bad. If so, contact your
local natural gas supplier.
TECHNICAL
SERVICE
Btu (Low/High)
20,000/28,000
Type Gas
Natural Gas Only
Ignition
Piezo
Manifold Pressure
3.4" W.C.
Inlet Gas Pressure (in. of water)
Maximum
10.5"
Minimum*
5"
(*For purpose of input adjustment.)
Shipping Weight
80 lbs.
SPECIFICATIONS
You may have further questions about installation, operation, or troubleshooting.
If so, contact Perfection-Schwank’s Technical Service Department at
1-800-776-8459 (Outside Georgia) or 706-554-2101.
WIRING
DIAGRAM
Blue
Fan Switch
(Off/On/Auto)
Red
Fan
Switch
(N.O.)
Black
Black
Black
Black
Green
White
On
110/115
V.A.C.
Blower
Motor
Blower
Motor
Black
Off
1
2
3
Auto
Figure 33 - Blower Wiring Diagram for Thermostat-Controlled Models