Bryant BW3 Betriebsanleitung Seite 1

NOTE: Read the entire instruction manual before starting the installation. These instructions must be affixed on or adjacent to the boiler.Index PageS

The boiler must be isolated from gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gassupply

Fig. 10—Unit Wiring DiagramNOTE: If any of the original wire as supplied with this appliance must be replaced, it must be replaced with type 105°C the

SEQUENCE OF OPERATION1. Thermostat calls for heat, powering 1K relay coil and closing contacts 1K1 and 1K2.2. Circulator pump is powered through termi

PROCEDURE 7—DRAIN VALVEThis manual valve provides a means of draining all water from boiler and system. It is often installed in the 3/4-in. tapping a

FOR YOUR SAFETY READ BEFORE OPERATINGWARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage,

10. After visually inspecting flame, replace lower front panel.WARNING: If appliance will not operate after several tries, turn gas control knob to OF

PROCEDURE 6—SAFETY CONTROLS CHECKAfter setting limit control to desired setting, check to see if it shuts off gas supply to burners. Turn thermostat t

PROCEDURE 7—CLEANING BOILER AND BURNERSFlue passages between sections should be examined yearly and cleaned if necessary. To clean:1. Remove burners,

SERVICE HINTSYou may avoid inconvenience and service calls by checking these points before you call for service.FOR YOUR SAFETYWHAT TO DO IF YOU SMELL

REPAIR PARTSIMPORTANT — READ THESE INSTRUCTIONS BEFORE ORDERINGAll parts listed in the following Parts List may be ordered through your nearest suppli

GAS SUPPLY PIPING ...

REPAIR PARTSPropane Gas Burners and Manifold PartsThis is a Repair Parts List—Not a Packing ListKEYNO.DESCRIPTIONPART NO.2 Section 3 Section 4 Section

REPAIR PARTSJacket—Section and Base PartsThis is a Repair Parts List—Not a Packing ListKEYNO.DESCRIPTIONPART NO.2 Section 3 Section 4 Section 5 Sectio

REPAIR PARTSKEY NO. DESCRIPTION PART NO.1 3/4-in. ASME Relief Valve 146-22-0112 3/4-in. X 5-1/2-in. Nipple 146-07-0403 Temperature-Pressure Gage 146-2

SERVICE TRAININGPackaged Service Training programs are an excellent way to increase your knowledge of the equipment discussed in this manual, includin

© 1995 CAC / BDP P.O. Box 70, Indianapolis, IN 46206 imbw3a02—24—Catalog No. 92-33BW-3A2

BOILER RATINGS AND CAPACITIESThe ratings marked "Net I=B=R Rating" indicate the amount of radiation each boiler will take care of under norm

Where required by authority having jurisdiction, the installation must conform to American Society of Mechanical Engineers Safety Code forControls and

7. The floor supporting boiler must be non-combustible. If it is combustible, place the boiler on a factory-approved combustible floor base.We use a 2

INSTALLATION—SYSTEM PIPING1. Place boiler in selected location (as near chimney as possible). Boiler is shipped assembled. Only the relief valve with

A hot water boiler installed above radiation level must be equipped with a low water cut-off device. A periodic inspection is necessary as is flushing

a. listed Type B vent pipeb. listed flexible vent linerc. poured ceramic liner5. Outside chimneys should not be used unless they are either:a. enclose

A new Type B gas vent or flexible liner must be installed in accordance with instructions furnished with vent. Maintain clearances as specifiedfor ven