Weil-McLain Gold GV 3 Series User manual

GV BOILER - GAS CONVERSION KIT
Instructions on reverse side apply to the following conversion kits:
Natural to Propane - red propane orifice plate
and conversion label, 550-223-113 Propane to Natural - silver natural orifice plate and conversion label, 550-223-109
Boiler Model W-M Part Number*
GV-3 510-811-600
GV-4 510-811-605
GV-5 510-811-610
GV-6 510-811-615
Boiler Model W-M Part Number*
GV-3 510-811-620
GV-4 510-811-625
GV-5 510-811-630
GV-6 510-811-635
WARNING This conversion kit is to be installed by a qualified installer/service
technician in accordance with the Weil-McLain instructions and all
codes and requirements of the authority having jurisdiction.
Failure to follow all instructions in proper order can cause severe
personal injury, death, or property damage.
The qualified agency performing this work assumes responsibility
for this conversion.
DO NOT TAMPER WITH ORIFICE SIZE. CHANGING OR MODIFYING
INANYWAYCANCAUSESEVEREPERSONALINJURY,DEATH,OR
PROPERTYDAMAGE.
DONOTLEAVE ANY UNINSTALLEDORIFICEPLATES IN THEBUILDING.
550-110-085/0501

PROPANE CONVERSION IS EASIEST WHEN BOILER IS ON SKID.
1. REMOVE JACKET FRONT PANEL.
2. LOCATE EXISTING ORIFICE PLATE BETWEEN BLOWER
HOUSING AND GAS/AIR MANIFOLD.
3. REMOVE FRONT 2 SCREWS HOLDING GAS/AIR MANI-
FOLD AND ORIFICE PLATE TO BLOWER HOUSING.
LOOSEN BACK 2 SCREWS.
4. PULL OUT EXISTING ORIFICE PLATE.
5. SLIDE IN NEW ORIFICE PLATE UNTIL FRONT SCREW
HOLES LINE UP.
6. INSTALL FRONT 2 SCREWS.
7. TIGHTEN ALL 4 SCREWS EVENLY.
8. BEND DOWN FRONT LIP ON ORIFICE PLATE.
9. REPLACE JACKET FRONT PANEL.
10. AFFIX CONVERSION LABEL ON LEFT SIDE OF BOILER
ABOVE GAS PIPING, ON TOP OF RIVETS.
11. SEE BOILER MANUAL PACKED WITH BOILER FOR GAS
LEAK TEST AND START-UP/CHECK-OUT PROCEDURES.
NOTES:
1. DO NOT ATTEMPT TO CHANGE MANIFOLD GAS PRESSURE. GAS VALVE IS SET CORRECTLY FOR
NATURAL OR PROPANE.
2. CHECK GAS INLET PRESSURE (MIN. 4” W.C., MAX. 13” W.C.) WITH MANOMETER BY CONNECTING TO
GAS INLET PRESSURE TAP ON THE GAS VALVE LOCATED JUST ABOVE THE GAS INLET PIPING.
Weil-McLain
500 Blaine Street
Michigan City, IN 46360-2388
http://www.weil-mclain.com
BLOWER
HOUSING
ORIFICE
PLATE
FRONTLIP
GAS/AIR
MANIFOLD