John-wood Commercial Atmospheric Vent - AJWSM Manuel d'utilisateur

1MODELS JWSM & AJWSMCOMMERCIAL GAS, GLASS-LINED, TANK-TYPE WATER HEATER • INSTALLATION • OPERATION • MAINTENANCE • LIMITED WARRANTYPLACE THESE IN

10TYPE B GAS VENTMultiple Gas Fired Tank-Type HeatersWhen venting mutiple tank type heaters using Type B vent pipe, follow the installation diagram (

11TECHNICAL DATA VENTING, TABLE 3 (Continued) MODEL (A)JWSM65251 Input: 251,000 Btuh

12If a water heater is installed in a closed water system, contact the water supplier or local plumbing inspector on how to control this situation.WAT

13INCH GAGE- 3.5 kPa) SUPPLY GAS PRESSURE. EXPOSURE TO HIGHER SUPPLY PRESSURE MAY CAUSE DAMAGE TO THE GAS VALVE WHICH COULD RESULT IN FIRE OR E

14INSTALLATION DIAGRAMS-TOP INLET/OUTLET USAGEGENERALThe type, size and location of the relief valves must be in accordance with local code

15VERTICAL STORAGE TANK AND FORCED CIRCULATION DANGERTEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CO

16 DANGERTEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER TEMPERATURE CONTROL WARNING ON PAGE 25. IF HIGHER PREHE

17INSTALLATION DIAGRAMS-SIDE INLET/OUTLET USAGE DANGERTEMPERATURE SETTING SHOULD NOT EXCEED SAFE USE TEMPERATURE AT FIXTURES. SEE WATER T

18ONE OR TWO TEMPERATURE - ONE HEATERS,HIGH TEMPERATURE STORAGE WITH OR WITHOUT RECIRCULATIONHEATER WITH OR WITHOUT MIXING VALVEHEATER WITH MIXING VA

19TWO TEMPERATURE - TWO PRE-HEATERS WITH MIXING VALVE OR BOOSTER HEATER WITH OR WITHOUT BUILDING RECIRCULATIONTWO PRE-HEATERS WITH MIXING VALVETWO PRE

2ROUGH-IN-DIMENSIONS See Models BelowFIGURE 1JWSM71120 THROUGH (A) JWSM100390 - TABLE 1AMODELINPUT RATE BTU/Hr.APPROX TANK CAP.A B C D E FGAS INLET GH

20MEDIUM TEMPERATURE - ONE HEATER WITH AUXILIARY STORAGE TANK FORCED CIRCULATION WITH OR WITHOUT BUILDING RECIRCULATIONVERTICAL STORAGE TANKHORIZONTAL

21 TABLE 5MANIFOLD GAS PRESSURE IN INCHESOF WATER COLUMN (ALL MODELS*)TYPE OF GAS NATURAL PROPANE 3.5 10.0Gas pressure specied in Table 5, r

22OPERATIONIMPORTANTA qualied person must perform the initial ring of the heater. At this time the user should not hesitate to ask the individual a

23FOR NATURAL GAS MODELSFOR YOUR SAFETY READ BEFORE OPERATINGOPERATING INSTRUCTIONSFOR YOUR SAFETY READ BEFORE OPERATINGCREATED BY NEEVIA DOCUSTAMP TR

24FOR PROPANE GAS MODELSFOR YOUR SAFETY READ BEFORE OPERATINGOPERATING INSTRUCTIONSTO TURN OFF GAS TO APPLIANCECREATED BY NEEVIA DOCUSTAMP TRIAL VERSI

25ADJUSTMENTSON INITIAL STARTUP SOME ADJUSTMENTS ARE NECESSARY.1. CHECK MANIFOLD AND INLET GAS PRESSURES.2. TO ADJUST PILOT FLAME - FOLLOW “PILO

262. Inspect the venting system for proper size and horizontal pitch, as required in the National Fuel Gas Code, ANSI Z223.1 CSA B.149 and

27TYPICAL PILOT AND MAIN BURNER FLAMESFIGURE 16If the preceding burner characteristics are not evident, check for accumulation of lint or othe

28VENTING SYSTEMExamine the venting system every six months for obstructions and/or deterioration of the vent piping.Remove all soot or other obstru

29cleanout. UN•LIME® and the booklet may be obtained through your John Wood dealer or distributor.FIGURE 18 CAUTIONObserve handling instructions on l

3TABLE OF CONTENTSROUGH-IN-DIMENSIONS ...2-3TABLE OF CONTENTS ...

30PIN END VIEW24 V.A.C. NORMAL SEQUENCE OF OPERATION B. DAMPER HAS OPENED, NO COMBUSTION VOLTAGE ACROSS: 4 & 1; 4 & 2; 4 & 3:

31OPERATIONAL CHECKLISTThis checklist in conjunction with “TROUBLESHOOTING” and the “SEQUENCE OF OPERATION” should be used as an on-the-job troublesho

32Model JWSM & AJWSM Limited WarrantyGSW Water Heating, the warrantor, extends the following LIMITED WARRANTY to the original owner of this water

33NOTESCREATED BY NEEVIA DOCUSTAMP TRIAL VERSION (WWW.NEEVIA.COM)CREATED BY NEEVIA DOCUSTAMP TRIAL VERSION (WWW.NEEVIA.COM)

34599 Hill Street WestFergus, ON Canada N1M 2X1Should you have any questions pleaseEmail us at [email protected] orVisit our websites: www.gsw-wh

4GENERAL SAFETYINFORMATIONPRECAUTIONSDO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UNDER WATER. Immediately call a qualied service technicia

5• Do not cover the instruction manual. Keep it on the side of the water heater or nearby for future reference.• Do not allow insulation to co

6Continued manual resetting of high limit control, preceded by higher than usual water temperature is evidence of high limit switch operation. The fol

7NEVER BE PLACED ON OR ADJACENT TO THE HEATER. OPEN CONTAINERS OR FLAMMABLE MATERIAL SHOULD NOT BE STORED OR USED IN THE SAME ROOM WITH THE HEATER.TH

8A(RIGHT SIDE)B(LEFT SIDE)C(BACK)D(CEILING)JWSM711201” (2.54 cm)1” (2.54 cm) 1” (2.54 cm)12” (30.48 cm)JWSM811542” (5.08 cm) 2” (5.08 cm) 2” (5.08 cm)

9CONFINED SPACEWhen drawing combustion and dilution air from inside a conventionally constructed building to a conned space, such a space shall be pr