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Vista 38 ST See-thru Gas Fireplace
rev.110331
WARNING!
Do not attempt to clean glass when hot.
Do not clean glass with abrasive materials as any glass etching may cause
premature glass failure.
Do not operate this fireplace without the glass door, or with a broken glass
door.
Cautions:
•
Fireplace gas control must be in the “OFF” position and pilot and main
burners extinguished when cleaning appliance with a vacuum.
•
Doors and media can get very hot. Handle only when cool.
Maintenance
Pilot Burner Adjustment
1.
Locate Pilot Adjustment Screw.
See
Figure 44
.
2.
Adjust pilot key to provide properly sized flame.
See
Figure 45
.
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 45.
Pilot Burner
Gas Control Valve
Figure 44.
Vista 38 ST
(Sit Nova 820) gas valve
.
Manifold Pressure
Test Connection
Pilot Adjustment Screw
Inlet
Pressure
Power
Generator
Wall Switch
Vista 38 ST
NG Gas Valve RGC1006
NG Pilot
RPA020
NG Burner
RBH38501
NG Orifice
ROR1157
LP Gas Valve RGC1005
LP Pilot
RPA021
LP Burner
RBH38501
LP Orifice
ROR1158
Door
RDTH38
Spare Parts