Granby Cast Iron Boiler Series Installation, Operation And Service Manual Download

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2021-3-1

G2020-E6 - Rev. C

Installation, Operation and

Service Manual

Conforto Boiler

SERIES

B*C - 3 to 9 sections boiler

*Designates Brand Name

Three section boiler shown

INSTALLATIONS MUST MEET ALL LOCAL AND FEDERAL

CODES THAT MAY DIFFER FROM THIS MANUAL

Please read the manual in its entirety before beginning installation.

This manual must be kept with the boiler for future reference.

Manufactured by:

GRANBY FURNACES INC.

PO Box 637

12118 Hwy 209

Parrsboro Nova Scotia Canada, B0M 1S0

Distributed by:

GRANBY HEATING PRODUCTS, LLC.

67 Target Industrial Circle

Bangor, ME 04401

www.granbyindustries.com

Summary of Contents for Cast Iron Boiler Series

Page 1: ...CAL AND FEDERAL CODES THAT MAY DIFFER FROM THIS MANUAL Please read the manual in its entirety before beginning installation This manual must be kept with the boiler for future reference Manufactured b...

Page 2: ...NG 11 5 0 ELECTRICAL WIRING 16 6 0 CHIMNEY INFORMATION 19 7 0 FUEL SYSTEM 20 8 0 BURNER INSTALLATION AND SETTING 21 9 0 TECHNICAL INFORMATION 24 10 0 BOILER START UP AND OPERATION 25 10 1 START UP PRO...

Page 3: ...STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPOURS AND LIQUIDS IN THE VICINITY OF THIS UNIT OR ANY OTHER APPLIANCE NEVER BURN GARBAGE PAPER OR ANY OTHER COMBUSTIBLE MATERIAL IN THE UNIT AND NEVER LEAVE...

Page 4: ...tions must comply with local codes and CSA B139 and NFPA 31 Consult local fire codes for required clearances CLEARANCE minimum FOR SERVICING Top 10 254 mm Front 24 609 mm Rear 24 609 mm Control Mounte...

Page 5: ...ion and be in accordance with CSA B139 NFPA31 and NFPA211 3 1 PLACEMENT LEVELING OF THE UNIT The boiler should be located on a firm foundation in an easily accessible area that meets the previously di...

Page 6: ...CBA 48 3250 00 Hydrostat 3250 Plus 1 NA 12 CBA HW 7248 00 Honeywell L7248 NA 1 13 CBA HW 5001 48 Honeywell 48 Thermistor NA 1 Package Boiler Trim Kit Components Item Part no Description Hydrolevel Kit...

Page 7: ...assembly will contain boiler block insulation rear of block insulation front panel insulation two 2 side panels rear panel top panel front panel and a fastening package with screws and foil tape for f...

Page 8: ...insulation piece by sliding it over the upper tie rods and around the flue collar as shown Secure the rear insulation to the boiler block insulation using the foil tape provided STEP 3 REAR PANEL INS...

Page 9: ...nstall the washers and nuts on the front tie rods and tighten Secure the back of the side panels to the rear panel with the sheet metal screws provided STEP 5 CONTROL SENSOR ATTACHMENT Prior to jacket...

Page 10: ...f the side panels with 2 sheet metal screws provided in the hardware packet If installing a 7 8 or 9 section boiler the extension top panel will be mounted in the same way STEP 7 FRONT PANEL ATTACHMEN...

Page 11: ...with cold return water from an existing high volume standing cast iron system If the boiler is installed in a high volume system a bypass loop must be installed Manual shut off valves must be installe...

Page 12: ...rking temperatures above 200 F and within limits advised by the manufacturer The pump must not be operated unless the system has been flushed bled of all air and completely filled with water Recommend...

Page 13: ...n with no domestic hot water and with a by pass loop installed By pass MUST be same size as supply return pipes Figure 3 A typical installation with domestic hot water supplied by an indirect heater a...

Page 14: ...an indirect heater connected to boiler accessory tappings Figure 5 A typical installation with domestic hot water supplied by an indirect heater connected to boiler accessory tappings and a by pass o...

Page 15: ...g with domestic hot water supplied by an indirect heater connected to boiler accessory tappings Figure 7 Alternative Primary Secondary piping with domestic hot water supplied by an indirect heater con...

Page 16: ...use or circuit breaker A separate fused disconnect must be installed as required by code so that power can be shut off for servicing The boiler must be grounded to the main service ground The connecti...

Page 17: ...will ensurethat indirect calls will fire to limit and receive priority over heating calls MULTIPLE CIRCULATORS Typical Zone Panel with Priority Zone ZONE INDIRECT SWITCH POSITION IMPORTANT When insta...

Page 18: ...voltage oil burner with Honeywell L7248 and one heating zone Make sure sensor is inserted ALL THE WAY into the immersion well on top of the boiler Route sensor wire through clearance hole A and conne...

Page 19: ...made with the proper gauge thickness and diameter of fluepipe as required by CSA B139 NFPA31 NFPA211 and local codes be properly supported and use as few 90 degree turns as possible The distance betw...

Page 20: ...on line The minimum size for the oil line is 3 8 copper tubing Do NOT install any valve in the return line An oil de aerator is recommended when the oil tank is located 5 or more below the burner Shut...

Page 21: ...her near the bottom Oil burners must have sufficient air to allow the vent system to operate properly 8 0 BURNER INSTALLATION AND SETTING ASSEMBLY INSTALLATION OF BURNER ASSEMBLY Check that the burner...

Page 22: ...e adjustments and are not meant as final settings DRAFT REGULATOR The draft regulator should be installed at least 3 flue pipe diameters from breeching or elbow of the furnace SAMPLING HOLE On smoke v...

Page 23: ...the result 18 full slow steady pump action 2 Open the air band adjustment on the burner to reduce your CO2 reading by 1 You now have a perfect slight trace of smoke Relation between of CO2 and O2 CO2...

Page 24: ...00 x 60B Pump P 1 pipe sys psi 185 185 185 185 185 185 185 Pump P 2 pipes sys psi 165 165 165 165 165 165 165 Turbulator Setting 0 0 0 0 1 0 3 0 2 0 3 0 5 0 Air Gate Adjustment 1 9 2 3 3 0 4 0 3 9 4...

Page 25: ...rate combustion test equipment to adjust the burner for proper steady state operation The use of accurate instruments is necessary to achieve maximum efficiency reliable operation and the lowest opera...

Page 26: ...26 10 3 HYDROSTAT 3250 CONTROL Setting the control...

Page 27: ...27...

Page 28: ...on in your chimney make sure that the chimney size is according to the tables in CSA B139 NFPA31 and NFPA211 and local codes The temperature at the entrance of the chimney can be increased by insulati...

Page 29: ...C Reattach the flue pipe to the boiler exhaust hood Close the swing door Reinstall bolts and tighten to a MAXIMUM of 6 ft lb of torque Refit the front jacket panel Restore electrical power to the boil...

Page 30: ...30 12 0 EXPLODED PARTS VIEW...

Page 31: ...ion 1 13 1 1 4 NPT Plug 1 36a Jacket Panel Rear Insulation 1 14 1 1 4 x 1 4 Bushing 1 36 Jacket Panel Rear 1 15 Tridicator 1 40 Rivet Sight Glass 2 16 3 4 NPT Plug 1 41 Front Door 1 17 1 x 2 1 2 NPT N...

Page 32: ...e Oil Pressure psi Chimney size ____________ Direct vent system DVS _________ Burner adjustments RIELLO F3___ BF3___ RIELLO F5___ BF5___ RIELLO F10____ Turbulator Air Gate Smoke result 0_______ TRACE_...

Page 33: ...33 DELTA TEMPERATURE TEST PROCEDURE Delta Temp Supply Temp Return Temp This is an example only for a Delta temperature test procedure comprehension...

Page 34: ...Granby products are sold across Canada and the United States through a distribution network Our team of engineers designers and technicians continually research and develop products to go beyond the d...

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