Alto-Shaam Convection Oven Convection Oven User Manual


 
MN-28664 • Rev 2 (06/13) • ASC-4G Gas Convection Oven - Manual Control • 5
GAS SUPPLY & INSTALLATION
GAS PRESSURE CHART
The gas valve and burner have been fitted
according to the gas type specified on the
identification name plate.
DANGER
CONNECTING TO THE WRONG GAS
SUPPLY COULD RESULT IN FIRE OR
AN EXPLOSION CAUSING SEVERE
INJURY AND PROPERTY DAMAGE.
WARNING
TO AVOID SERIOUS PERSONAL
INJURY, installation of this appliance
must conform to local, state, and
national codes; the current edition
of the American National Standard
Z223.1, National Fuel Gas Code, and
all local municipal building codes.
In Canada, installation must be in
accordance with Standard CAN/CSA
B 149.1 and Installation Codes - Gas
Burning Appliances, and local codes.
GAS SPECIFICATIONS
FIELD CONVERSION OF FUEL TYPE
To convert from either fuel type, replace the orifice
located at the burner inlet with the desired orifice.
Replace the spring kit located on the front left side of
the valve. Remove the cap and nylon screw, replace
spring and nylon screw with desired kit. Set the
manifold pressure to the corresponding values
located under technical specifications.
FUEL TYPE ORIFICE SIZE ORIFICE P/N MANIFOLD PRESSURE
Natural # 31 OR-29586 5.0 IN/WC
Propane* 2.15mm OR-29451 (male) 10.0 IN/WC
# 43 OR-29054 (male) 10.0 IN/WC
# 43 OR-26430 (female) 10.0 IN/WC
CONVERSION SPRING KITS
Natural VA-28821 Propane VA-28444
* Contact Factory with serial number
TECHNICAL SPECIFICATIONS
Natural Gas
Min. connected pressure 7.0" W.C. 1.74 kPa
Max. connected pressure 14.0" W.C. 3.48 kPa
Orifi ce Size #31
Manifold pressure 5.0" W.C. 1.25 kPa
Gross thermal output
50,000 Btu/hr
Propane Gas
Min. connected pressure 11.0" W.C. 2.74 kPa
Max. connected pressure 14.0" W.C. 3.48 kPa
Orifi ce Size 2.5mm
Manifold pressure 10.0" W.C. 2.49 kPa
Gross thermal output
50,000 Btu/hr
INSTALLATION REQUIREMENTS
GAS CONNECTION:
3/4" NPT
CHECK PLUMBING CODES FOR PROPER SUPPLY LINE SIZING TO
ATTAIN BURNER MANIFOLD
NOTE: If a flexible gas line is used, it must be AGA
approved, commercial type and at least 1" I.D.