8
NOTE: For model 90-75 LP units only at altitudes above 5,000 ft., install 90-75 High Altitude Orifice Kit
#550001810*. For all other altitudes use factory installed orifice.
TABLE #2: SERIES 90 PROPANE GAS
series 90-50
stock Factory
Btu Value of lP Gas++
settings
2300
2350
2400
2450
2500
Altitude in Ft.
0-5,000
5,000-10,000
Normal Input (MBH)
50
–
–
–
–
–
Manifold Pressure In W.C.
2.5
3
3
2.5
2.5
2.5
Orifice
43331095
43331095
series 90-75*
stock Factory
Btu Value of lP Gas++
settings
2300
2350
2400
2450
2500
Altitude in Ft.
0-5,000
5,000-10,000
Normal Input (MBH)
75
–
–
–
–
–
Manifold Pressure In W.C.
2.5
3.5
3.5
3.5
3
3
Orifice
43331093
43331096*
* For model 90-75 LP units only at altitudes above 5,000 ft., install 90-75 High Altitude Orifice Kit #550001810. For all other alti
-
tudes use factory installed orifice.
series 90-100
stock Factory
Btu Value of lP Gas++
settings
2300
2350
2400
2450
2500
Altitude in Ft.
0-5,000
5,000-10,000
Normal Input (MBH)
100
–
–
–
–
–
Manifold Pressure In W.C.
2.5
3
3
3
2.5
2.5
Orifice
43331091
43331091
++Contact local gas utility or distributor for Btu value of gas.
BOILERS FOR USE AT HIGH ALTITUDE
Содержание UB100
Страница 15: ...15 Near Boiler Piping Figure 2 Single Zone Boiler Piping ...
Страница 16: ...16 Figure 3 Multi zone Boiler Piping With Zone Valves Near Boiler Piping ...
Страница 19: ...19 Figure 6 Diaphragm Type Expansion Tank Piping Near Boiler Piping ...
Страница 20: ...20 Figure 7 Conventional closed type Expansion Tank Piping Near Boiler Piping ...
Страница 27: ...27 Combustion Air and Vent Pipe Figure 11 Combustion Air and Vent Piping ...
Страница 32: ...32 Electrical Wiring Figure 13 Field Wiring Connections ...
Страница 53: ...53 DETAILED SEQUENCE OF OPERATION ...
Страница 57: ...57 TROUBLESHOOTING CHART 2 TROUBLESHOOTING ...
Страница 58: ...58 TROUBLESHOOTING CHART 3 TROUBLESHOOTING ...
Страница 60: ...60 TROUBLESHOOTING CHART 5 TROUBLESHOOTING ...
Страница 63: ...REPAIR PARTS Model No UB90 50 UB90 75 UB90 100 UB90 50 100 GAS FIRED DIRECT VENT CONDENSING HOT WATER Boiler ...
Страница 64: ...64 20 3 5 TYP OF 4 6 11 8 9 10 13 15 16 2 12 1 21 17 18 18 4 19 7 A Jacket and Base Assembly Repair Parts ...
Страница 72: ...P O Box 4729 Utica NY 13504 4729 ...