Repair manual

MT1828
3
GAS SPECIFICATIONS
GAS CONNECTIONS
Domestic and General Export installations
The gas line should be large enough to accommo-
date the peak demand of a ll the gas appliances.
TABLE 2 reflects a s traight line, 50 foot run with no
coupling restrictions and no other appliances
drawing service. Gas line installations MUST con-
form to National Fuel Gas Code NFPA 54/ANSI
Z223.1 Sec. 1.4 (Latest Edition). TABLE 2 should
be used as a guideline only.
NOTE: For any pipe runs over 50 feet (15 m), con-
sult the factory.
CE approved installations
1. Connect the oven to the gas line with the prop -
er type of gas according to Local and National
Installation Standards. See TABLE 2.
GAS REQUIREMENTS
The firing rate for the M T1828G is 33,000 BTU/Hr.
(9.7 kW/Hr.)
NOTE: For natural gas meter sizing, consult your
local gas company to ensure that your me-
ter will provide the proper supply.
Installations within the U.S.
1. Add the total BTU’s/hr of all the gas
appliances.
2. Convert BTU’s to cubic ft/hr using the formula
Cu Ft/Hr = 1000 BTU/Hr for n atural gas.
3. Size the meter accordingly.
Installa tions outside the U.S.
1. Add the total M
3
/min of all the appliances.
2. Size the meter accordingly.
DOMESTIC AND GENERAL EXPORT
Natural Gas Propane Gas
Gas Line Sizing
Single
Double
Triple
3/4” line
3/4” line
3/4” line
3/4” line
3/4” line
3/4” line
Orifice Size #34 MTD #49 MTD
Incoming Gas Pressure W.C. kPa mbar W.C. kPa mbar
Static
Operational
7”
5.5”
1.74
1.36
17.4
13.7
12.5”
11”
3.11
2.73
31.1
27.4
Manifold Gas Pressure 3.5” 0.87 9 10” 2.49 25
CE APPROVED UNITS
Type o f
Gas
Inlet
Pressure
mbars
Burner Pressure
mbars
Injector
Diameter
mm
Air
Opening
mm
Standard Delivery
Value kW (H
S
)
G25 25 8 3,1 22,3 9,8 Nat. Gas
G20 20 8 2,7 22,3 9,8 Nat. Gas
G20/G25 20/25 Totally Inscrewed
Pressure Regulator
2,3 22,3 9,8 Nat. Gas
G30 30/50 24 1,55 22,3 9,8 But a n e
G31 30/37/50 24 1,7 22,3 9,8 Propane
TABLE 2