Gas Conversion Of Burner - Schwank STS-JZ Installation & Owner's Manual

27. GAS CONVERSION OF BURNER - MODELS STS-JZ / IQ
Burners for the STS-JZ / IQ Models are factory produced and supplied to operate on natural
gas.
For models with inputs 45,000, 60,000, 80,000, 110,000, 130,000, and 155,000 Btuh a field
conversion kit is available to convert from natural gas to propane gas, or vice versa. Refer to
the table below for kit part number to order. Each kit contains the specific instructions required
to install that kit.
Models with inputs 100,000 and 200,000 Btuh are available in natural gas only and are not
available nor convertible to propane gas.
Model 175,000 Btuh input is not field convertible between gas types. The burner must be or-
dered using the following part numbers, and will be factory produced for the specific type of fuel
gas:
 Natural gas JS-S175-AN (USA) or JS-S175-CN (Canada);
 Propane gas JS-S175-AL (USA) or JS-S175-CL (Canada).
The natural gas model 175,000 burner can be connected to a 50, 60, or 70 foot tube system.
The propane gas model 175,000 burner can only be connected to a 50 foot tube system.
Input Rate
(Btuh)
45,000
60,000
80,000
100,000
110,000
130,000
155,000
175,000
200,000
STS-JZ / IQ I&O Manual
IM101220
RD: MAY 2012
RL: 14D - BA
Conversion Kit
NG to LPG
JS-0556-XC
JS-0557-XX
JS-0559-XX
NG Only - Not convertible
JS-0561-XX
JS-0563-XX
JS-0565-XX
Order specific fuel type - Not field Convertible
NG Only - Not convertible
Conversion Kit
LPG to NG
JS-0556-XD
JS-0558-XX
JS-0560-XX
JS-0562-XX
JS-0564-XX
JS-0566-XX
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