Page 17
DV 38 ST See-through Gas Fireplace
rev.110106
Maintenance
Gas Control Valve
Manifold Pressure
Test Connection
Pilot Adjustment Screw
Inlet
Pressure
Power
Generator
Wall Switch
Figure 33
. Sit Nova 820 gas valve.
Pilot Burner Adjustment
1.
Locate Pilot Adjustment Screw.
(See
Figure 33
.
)
2.
Adjust pilot screw to provide properly sized flame as shown in
Figure 34).
3.
After installing or servicing, leak test with a soap solution with main burner
on. Coat pipe and tubing joints, gasket etc. with soap solution. Bubbles
indicate leaks. Tighten any areas where the bubbles appear until the bubbling
stops completely.
Figure 34
. Pilot Burner.
Troubleshooting
The following is a troubleshooting chart of possible problems:
PROBLEM
CORRECTIVE ACTION
Noisy Pilot Flame
Locate pilot adjustement screw on
gas control valve. Flame is decreased by turn-
ing adjustment screw clockwise.
Pilot won’t ignite
Disconnect remote wires and try to light
pilot. If pilot now works, remote connections
are faulty. Check wiring diagram
figure
33
.
Main burner will
1. Check wiring (
see figure 33
).
not light
2. Check wall switch for proper connection.
If your fireplace still does not operate correctly, consult your dealer or the manu-
facturer.
All service and repairs should be performed by a qualified agency.
All spare parts, optional fans, and optional trim finishes are available from your
local dealer or the manufacturer.
DV 38 ST
Troubleshooting
Follow this information to reset the SIT System:
1. Locate the lead to the battery backup, (remove)
(Refer to schematic, below)
2. Locate the wall transformer, unplug connector
(Refer to schematic, below)
If your fireplace still does not operate correctly, consult your dealer or the manu-
facturer.
1.
2.
DV 38 ST E
