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Finned copper tube gas boilers & water heaters – Boiler Manual

3

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If installed in the Commonwealth of Massachusett s, you MUST 
FOLLOW the additional instructions contained in RBI's instruction 
sheet MACODE-3. If you do not have a copy, call your RBI distributor 
or contact the RBI Customer Service Department.

Th e owner should maintain a record of all service work performed 
with the date and a description of the work done. Include the name 
of the service organization for future reference.

Direct all questions to your RBI distributor or contact the RBI 
Customer Service Department, 260 North Elm Street, Westfi eld, 
MA 01085 for U.S. or 7555 Tranmere Drive, Mississauga ONT 
L5S 1L4 for Canada. Always include the model and serial numbers 
from the rating plate of the boiler/water heater in question.

RATINGS & CAPACITIES

Before undertaking the installation of the Spectrum boiler/water 
heater check the rating plate to ensure that the unit has been sized 
properly for the job. Th e "Net AHRI Ratings" specify the equivalent 
amount of direct cast iron radiation that the unit can supply under 
normal conditions. Also ensure that the unit has been set up 
for the type of gas available at the installation site. Other 
important considerations are the availability of an adequate electrical 
supply, fresh air for combustion and a suitable chimney or vent 
system.

BOILER/WATER HEATER LOCATION

1.   Th is boiler/water heater is suitable for indoor and outdoor 

installations. Locate the boiler/water heater in an area that 
provides good access to the unit. Servicing may require the 
removal of jacket panels. Allow the minimum clearances between 
adjacent construction and the boiler/water heater as listed in 
Table 1. 

 Service clearances are not mandatory, but are 

recommended to ensure ease of service should it 
be required. 

Table 1 

Clearance to
Combustibles

  Service

Clearance

  

in

mm

in

mm

Top

14

 

356

18

 

457

Back

6

152

18

 

457

Left Side

6

152

24

 

609

Right Side

6

 

152

24

609

Front

6

152

24

609

Flue

6

152

6

152

2.   An optimum site will be level, central to the piping system, close 

to a chimney and have adequate fresh air for combustion. Ensure 
that the boiler/water heater is level from front to back and from 
side to side. Use metal shims to level the boiler/water heater. 
Electrical and electronic components must also be protected 
from exposure to water during operation and maintenance. DO 
NOT install this boiler/water heater in a location that would 
subject any of the gas ignition components to direct contact 
with water or excessive moisture during operation or servicing.

3.   Ensure that the fl oor is structurally sound and will support the 

weight of the boiler/water heater. 

  Th e Spectrum may be installed directly on combustible 

fl ooring, only if RBI supplied special fl oor pan is used 
but never on carpeting, see Table 2.

Table 2 

Special Base for Combustion Floors

Model Number

 Part Number

100 70-1248 
150

70- 1249

200

70- 1250

250 70-1251
300

70-1252

350

70-1253

400

70-1254

4.   Locate the boiler/water heater in an area that will prevent water 

damage to adjacent construction should a leak occur or during 
routine maintenance. If such a location doesn’t exist, a suitable 
drain pan that’s adequately drained must be installed under the 
unit. Th e pan must not restrict the fl ow of combustion air to 
the unit.

5.   DO NOT place this boiler/water heater in a location that would 

restrict the introduction of combustion air into the unit or 
subject it to a negative pressure, see “GENERA

 L VENTING 

GUIDELINES”.

6.   NEVER place this boiler/water heater in a location that would 

subject it to temperatures at or near freezing. See the “Freeze 
Protection” section on page 8.

  Never store combustible materials, gasoline or any 

product containing fl ammable vapors or liquids in the 
vicinity of the  boiler/water heater.  Failure to comply 
with this warning can result in an explosion or fire 
causing extensive property damage, severe 
personal injury or death!

  Units installed outdoors MUST be protected from ice 

and snow accumulation or the unit will be damaged 
voiding the warranty!

Summary of Contents for SPECTRUM Series

Page 1: ...dust and particulate particularly drywall dust will cause contamination of the burner resulting in possible severe personal injury death or substantial property damage The boiler can only be operated...

Page 2: ...IV FOR A MAXIMUM ALLOWABLE WORKING PRESSURE OF 160 PSI 1103 kPa WATER INSTALLER THESE INSTRUCTIONS TO BE AFFIXED ADJACENT TO THE HEATER CONSUMER RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE PURPOSES...

Page 3: ...2 18 457 Left Side 6 152 24 609 Right Side 6 152 24 609 Front 6 152 24 609 Flue 6 152 6 152 2 Anoptimumsitewillbelevel centraltothepipingsystem close toachimneyandhaveadequatefreshairforcombustion Ens...

Page 4: ...o less than 100 in2 64 516 mm2 in size The upper opening must be within 12 in 305 mm of but not less than 3 in 76 mm from the top of the enclosure The bottom opening must be within 12 in 305 mm of but...

Page 5: ...part of the boiler s draft hood This includes the removal or alteration of any baffles Neverinstallaventpipeofadiameterdifferent than that of the boiler draft hood flue collar Failure to comply with...

Page 6: ...ing after 5 minutes of main burner operation Use the flame of a match or candle or smoke from a cigarette cigar or pipe Faire fonctionner le br leur principal pendant 5 min ensuite d terminersilecoupe...

Page 7: ...Finned copper tube gas boilers water heaters Boiler Manual 7 F F Figure 1 Vertical Venting with a Metal Chimney System and Inside Air Figure 2 Vertical Venting using a Metal Chimney and Inside Air 10...

Page 8: ...f high water flowrates seeTable7or8 Returnwatertemperatures below 110 F 43 C will result in heat exchanger damage from excessive condensation voiding the manufacturer s warranty see Primary Secondary...

Page 9: ...stem pressure of 12 psig 82 7 kPa must be maintained Heating Boiler Piping Connections The supply and return connections should be sized to suit the system see Table 6 Table 6 Supply and Return Pipe S...

Page 10: ...19 4 1 20 1 2 3 4 400 33 2 3 54 2 1 10 4 22 1 1 70 1 4 4 9 Note Unit equipped with 2 pass headers see Table 7 Flow exceeds recommended maximum use a greater temperature rise or consult manufacturer Cu...

Page 11: ...ested piping configuration and valving Check with local codes and ordinances for specific requirements NOTES 1 Boiler circuit piping must be sized large enough to handle maximum flow through unit 2 Bo...

Page 12: ...ess than Temp Min slowly close valve B until T1 climbs to desired operating temperature above Temp Min 3 If T1 is greater than desired operating temperature slowly close valve A to adjust to lower des...

Page 13: ...g Requirements Ensurethatthewaterheaterisequippedwithbronzeheaders Piping and components connected to the water heater must be suitable for use with potable water The water heater must not be connecte...

Page 14: ...condensation of the products of combustion will damage the water heater voiding the warranty The method outlined below can be employed to prevent this condition from occurring A balancing valve shoul...

Page 15: ...Fi d b b il h B il M l Finned copper tube gas boilers water heaters Boiler Manual 15 F F Table 9A Spectrum Heat Exchanger Selection Graph Table 9B Spectrum Pumping Performance Requirement Table...

Page 16: ...making selection 6 Common piping must be sized for maximum combined heater flow 7 Hot water tanks should be equipped with a combination temperature pressure relief valve 8 MA Code requires an 1 8 in...

Page 17: ...ss and a 0 3 WC pressure drop Nominal Iron Pipe Size Pipe length in feet 10 20 30 40 50 60 80 100 150 Maximum gas volume of pipe ft3 hr 3 4 278 190 152 130 115 105 90 79 64 1 520 350 285 245 215 195 1...

Page 18: ...isher must be installed to prevent increase creep of gas pressure when the units are not operating This pressure regulator suppliedbyothers maybeinstalledattheserviceentrance to each unit or a master...

Page 19: ...g If a make up water pump is used adjust to maintain a minimum 12 psig 82 7 kPa system pressure Open the system bleed and drain valves one at a time to purge the air trapped in the heating system pipi...

Page 20: ...ntrol access panel 6 Push in gas control knob slightly and turn clockwise to OFF 7 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B i...

Page 21: ...tional 1000 ft 305 m Check the input rate as follows 1 Turn off all other gas appliances that use the same gas meter as the boiler water heater 2 Call your gas supplier and ask for the heating value o...

Page 22: ...fectu s par un installateur ou un service d entretien qualifi ou le foumisseur de gaz qui doivent avoir lu les in structions foumies avant de faire l installation l entretien ou l enl vement de la cha...

Page 23: ...3 Right Top 4 Left Bottom 5 Left Top 6 Right Bottom Heat Exchanger Replacement 1 Sagging or distorted heat exchanger tubes are an indication of low water flow through the system 2 A damaged heat exch...

Page 24: ...Fi d b b il h B il M l Finned copper tube gas boilers water heaters Boiler Manual 24 F F Figure 14 Replacement Parts REPAIR PARTS...

Page 25: ...0 1244 1 70 1245 1 70 1246 1 Combustion Chamber Rear Panel 03 0886 1 03 0887 1 03 0888 1 03 0889 1 03 0890 1 03 0891 1 03 0892 1 Combustion Chamber Front Panel 03 0894 1 03 0895 1 03 0896 1 03 0897 1...

Page 26: ...330 1 70 1331 1 70 1332 1 70 1333 1 Burner Drawer Assembly NG Intermittent Pilot 70 1341 1 2 Stage 70 1342 1 70 1343 1 70 1344 1 70 1345 1 70 1346 1 70 1347 1 Burner Drawer Assembly LP Intermittent Pi...

Page 27: ...0725 1 11 Jacket Left Side Panel 03 0774 1 1 1 1 1 1 1 12 Jacket Right Side Panel 03 0775 1 1 1 1 1 1 1 13 Jacket Front Panel 03 0767 1 03 0768 1 03 0769 1 03 0770 1 03 0771 1 03 0772 1 03 0773 1 14...

Page 28: ...turn Headers 06 0001 16 16 16 16 16 16 16 NS Nut Inlet Outlet Return Headers 57 0492 12 12 12 12 12 12 12 NS Stud Inlet Outlet Return Headers 57 0220 12 12 12 12 12 12 12 21 Inlet Outlet Header Cast I...

Page 29: ...4 1 1 1 Ignition Module S8610M SW 2 Stage 16 0054 1 1 1 1 1 1 1 31 Transformer 50 VA 15 0007 1 1 1 1 1 1 1 NS High Limit EMf 1 SB 14 0118 1 1 1 High Limit EMF 5 SB 14 0009 1 1 1 1 High Limit EMf 1 SW...

Page 30: ...10 0037 2 3 4 5 6 7 8 Orifice 34 6 000 ft 7 999 ft NG 10 0043 2 3 4 5 6 7 8 Orifice 47 LP 10 0038 2 3 4 5 6 7 8 Orifice 49 2 000 ft 3 999 ft LP 10 0040 2 3 4 5 6 7 8 Orifice 50 4 000 ft 5 999 ft LP 10...

Page 31: ...erminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUC...

Page 32: ...the manufacturer s warranty Excessive pitting and erosion on the inside of the heat exchanger tubes caused by high water velocity through the tubes and is not covered by the manufacturer s warranty Se...

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