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GSW 72090 manual

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Table of contents for the manual

  • Page 1

    P ART NO. 72090 REV . D (07-1 1) WARNING: If the information in these instructions is not followed exactly , a fire or explosion may result causing property damage, per- sonal injury or death. WARNING: Improper inst allation, adjustment, alter- ation, service, or maintenance can cause injury or property damage. Refer to this manual. For assist ance[...]

  • Page 2

    – 2 – This page intentionally lef t blank. May be used for notes or to record other installation information.[...]

  • Page 3

    – 3 – T ABLE OF CONTENTS I) INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 User Responsibilities 4 II) SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 For Installations in Canada 4 For Installations in the United S tates 4 Safety W arning (Flammable V apours) 5 Safety W arning (Scalding) 5 Safe[...]

  • Page 4

    I) INTRODUCTION We thank you for choosing a Flammable V apor Resist ant W ater Heater . Y our satisfaction with this product is very important to us. This gas-fired water heater has been developed to produce domestic hot water and may also be used in combination with space heating applications. The Flame Guard TM safety system is designed to reduce[...]

  • Page 5

    Safety W ar ning (Flamma ble V apour s) There is a risk in using fuel-burning appliances such as water heaters. Areas that may not be suitable for water heater installation include those where flammable liquids, gasoline, solvents, adhesives, etc., or engine-driven equip- ment or vehicles are stored, operated or repaired. Due to the nature of air m[...]

  • Page 6

    III) INST ALLA TION Unpacking the W a ter Heater Import ant: Do not remove any permanent instructions, labels or the rating plate from the outside of the water heater or on the inside of panels. 1. Move the water heater to the location of installation before removing the exterior packaging. 2. Remove exterior packaging and place inst allation com- [...]

  • Page 7

    The 60 gallon heater is equipped with a Heat Reflector Shield (see Figure 2). This Shield reflect s heat from the High-input heaters to prevent damage to combustible floors. The Shield is held in place by three (3) tabs that rest on the inside of the legs of the water heater . Ensure the Shield is positioned horizontally (p arallel to the bottom of[...]

  • Page 8

    Gas Pressur e GSW W ater Heating Company recommends that the gas supply pressure, as measured on the inlet side of the water heater control, be set at 7.0 in. w .c.(1.7 kPa) for natural gas and 1 1.0 in. w .c. (2.7 kPa) for propane gas. The above pres- sures must be measured during water heater operation. The gas control supplied with this water he[...]

  • Page 9

    Air R equirements Import ant: Air for combustion and ventilation must not come from a corrosive atmosphere. Any failure due to cor- rosive elements in the atmosphere is excluded from war- ranty coverage. Installations in or for cert ain places including, but not limited to, those listed below will require outdoor air for combustion due to chemical [...]

  • Page 10

    Confined Space Air R equirements for U .S. Installa tions Refer to Figure 6 (a), (b), (c) or (d) for proper sizing and location of combustion air ducts and openings. CHECK LOCAL CODES. (a) Equipment located in confined spaces; all air from inside the building. T wo permanent openings shall be provided connecting the confined space (e.g., closet, sm[...]

  • Page 11

    Exhaust V enting V ent Pipe System This water heater is a Category 1, non-direct vented appli- ance. The vent pipe must be installed in accordance with all local and provincial or state codes or , in the absence of such codes, with the latest edition of “Natural Gas and Prop ane Inst allation Code” CAN/CSA-B149.1 in Canada, “National Fuel Gas[...]

  • Page 12

    Import ant: Always use a good grade of joint compound, approved for use with potable water systems, and be cert ain that all fittings are drawn up tight. Import ant: Some models may contain energy saving heat traps to prevent the circulation of hot water within the pipes. Do not remove, modify or tamper with the heat trap s or any inserts within th[...]

  • Page 13

    T he T emperature And Pressur e R elief Valv e: • Must be connected to an adequate discharge line. • Must not be rated higher than the working pressure shown on the data plate of the water heater . T he Disc harge Line: • Must not be smaller than the pipe size of the relief valve or have any reducing coupling installed in the discharge line. [...]

  • Page 14

    IV) OPERA TING INSTRUCTIONS Wa ter T emperature Regulation HOT W A TER CAN SCALD: W ater heaters are intended to produce hot water . W ater heated to a temperature that will satisfy space heating, clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you upon contact. Some people are more likely to be perma- nen[...]

  • Page 15

    Lighting Instr uctions (R ober tshaw 110R) FOR YOUR SAFETY READ BEFORE OPERA TING A. This appliance has a pilot which must be lighted by igniter . When lighting a pilot, follow these instructions exactly . B. BEFORE OPERA TING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and wi[...]

  • Page 16

    Lighting Instr uctions (R ober tshaw 220R) FOR YOUR SAFETY READ BEFORE OPERA TING A. This appliance has a pilot which must be lighted by an igniter . When lighting a pilot, follow these instructions exactly . B. BEFORE OPERA TING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and[...]

  • Page 17

    Lighting Instr uctions (W hite-R odgers 37C) – 17 – 1. STOP! Read the safety information above on this label. 2. Set the thermostat to lowest setting. 3. This appliance has a pilot that is lit by a spark gas igni- tion system. Do not try to light the pilot by hand. 4. Remove the outer burner door. 5. Push the gas control knob down slightly and [...]

  • Page 18

    V) OPERA TION Bur ner Flames Inspect the burner flames through the viewport and com- pare them to the drawings in Figure 14. A properly operat- ing burner should produce a soft blue flame. Blue tip s with yellow inner cones are satisfactory . The tips of the flame may have a slight yellow tint. The flame should not be all yellow or have a sharp blu[...]

  • Page 19

    if not eliminate water odour problems. The water supply sys- tem may require special filtration equipment from a water conditioning company to successfully eliminate all water odour problems. Artificially softened water is exceedingly corrosive because the process substitutes sodium ions for magnesium and cal- cium ions. The use of a water sof tene[...]

  • Page 20

    Note: Visually inspect the flame arrester by placing a mirror underneath the water heater . A flashlight can be used to illu- minate the slots in the flame arrester if necessary . Routine cleaning of the flame arrester is recommended if inspection shows accumulation of debris on the flame arrester . See section titled “External Cleaning of the Fl[...]

  • Page 21

    VII) COMBO HEA TING This section serves as a guide for the installation and use of “Combo” heating systems utilizing a domestic water heater which has been specifically approved for such use (see Figure 19). It is written for those knowledgeable in the required trades and professionals involved in the design and installation of Combo Heating Sy[...]

  • Page 22

    VIII) TROUBLESHOO TING GUIDE Note: T roubleshooting must be done by qualified service personnel familiar with the start up and check out procedure. Note: The latest version of the installation and operating instructions manual can be found at www .johnwoodwater- heaters.com – 22 – PROBLEM POSSIBLE CA USE(S) CORRECTION BURNER WILL NOT IGNITE 1. [...]

  • Page 23

    – 23 – COMBUSTION ODOURS 1. Insufficient secondary air 2. Flue clogged 3. Heater installed in a confined area 1. Provide ventilation to water heater . Check flue way , flue baffle, burner 2. Clean, locate source and correct 3. Provide fresh air ventilation CONDENSA TION SMOKING AND CARBON FOR- MA TION (SOOTING) BURNER FLAME FLOA TS AND LIFTS OF[...]

  • Page 24

    14. TCO SWITCH 17. PILOT/THERMOCOUPLE ASSEMBL Y 18. VIEWPORT 19. TWO PIECE GROMMET WITH CLIP 20. MANIFOLD DOOR 21. GAS MANIFOLD 22. PILOT TUBE 23. GAS ORIFICE 24. MANIFOLD DOOR GASKET 25. BURNER Figure 21 Manifold/Door Assembly 19 25 18 14 20 24 23 21 17 22 – 24 – 1. NIPPLE-HOT OUTLET 2. NIPPLE-COLD INLET 3. DRAFTHOOD 4. TEMPERA TURE & PRES[...]

  • Page 25

    – 25 – LIMITED W ARRANTY RESIDENTIAL ST ORAGE T ANK TYPE W A TER HEA TER FOR INST ALLA TION IN A SINGLE F AMIL Y DWELLING A. WHO IS COVERED. GSW W A TER HEA TING AND ITS SUPPLIERS, (herein collectively referred to as “Manufacturer”) warrants only to the original consumer purchaser (hereinafter “Owner”) of the water heater , within the b[...]

  • Page 26

    – 26 – d. The water heater or any of its component p arts are damaged or fails from operation with an empty or partially empty tank (such as, but not limited to element s burned out in a dry tank); or e. The water heater or any part has been under water; or f. The water heater is exposed to highly corrosive atmospheric conditions. No warranty e[...]