Empire Comfort Systems PV-28SV50-B - Manual (Page 40)

24820-1-0409 Page 40
GAS CONVERSION INSTRUCTIONS
Warning: Conversion must be done by a qualified service technician. Main burner orifice(s) and new
gas conversion label are provided in conversion kit attached to manifold pipe.
CONVERSION INSTRUCTIONS FROM NATURAL GAS TO (LP) PROPANE GAS
1. Turn OFF gas supply and electrical power to fireplace.
2. Remove lower front panel.
3. Unscrew regulator stem from gas valve and reverse regulator stem to the propane gas position and screw stem back into gas valve.
The propane gas arrow will be pointing at the gas valve in the propane gas position. See Figure 46.
4. Open four (4) door latches in order to pivot open the front door.
5. Remove logs from fireplace.
Caution: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous
operation. Verify proper operation after servicing.
6. Disconnect caps and plugs on flame sensor and hot surface ignitor.
7. Remove log plate from interior of fireplace by removing twelve (12) screws. See Figure 56.
8. Remove front burner (one (1) screw).
9. Use 3/8” socket or wrench to remove natural gas front burner orifice marked 1.50 from orifice fitting. Replace with propane gas
front burner orifice marked 1.10 into orifice fitting.
10. Remove natural gas front burner bushing from throat (Venturi) of front burner. See Figure 47.
11. Replace front burner with one (1) screw from Step 8.
12. Remove rear burner (one (1) screw).
13. Use 3/8” socket or wrench to remove natural gas rear burner orifice marked 43 from orifice fitting. Replace with propane gas rear
burner orifice marked 1.45 into orifice fitting.
14. Replace rear burner with one (1) screw from Step 12.
15. Connect caps and plugs on flame sensor and hot surface ignitor.
16. Install log plate into fireplace with twelve (12) screws from Step 7.
17. Replace logs into fireplace. Refer to page 18, Log Placement, for correct placement of logs.
18. Close front door by securing four (4) door latches.
19. Replace front panel.
20. Place Natural gas main burner orifices and front burner bushing into conversion kit. Attach conversion kit to manifold pipe. At-
tach gas conversion label adjacent to fireplace nameplate indicating that the fireplace was converted to Propane gas.
21. Turn ON gas supply to Fireplace and check all gas connections for leaks with soap solution, watching for bubbles on all gas
connections.
22. Turn ON electrical power to fireplace and turn on fireplace to verify proper operation. It may take several tries for ignition to
completely purge all the air from the gas line.
REGULATOR STEM
REMOVE BUSHING
FOR LP GAS
Figure 46
Figure 47