background image

 

b.  The water heater has not been installed in accordance with the applicable local plumbing and/or building code(s) 

and/or regulations or, in their absence, with the latest edition of the Natural Gas and Propane Installation Code, 

and/or the Canadian Electrical Code; or

 

c.  The water heater is not installed, operated, and maintained in accordance with the Manufacturer’s instructions, 

including if the water heater has any additional aftermarket equipment introduced into the sealed system not ap-

proved by the Manufacturer; or

 

d.  The water heater or any of its component parts are damaged or fails from operation with an empty or partially empty 

tank (such as, but not limited to elements 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 extends, for example, and 

without limitation of the foregoing, to Units exposed to: salts, chemicals, exhausts, pollutants, or contaminants; or

 

g.  The water heater is not continuously supplied with potable water; or

 

h.  The water heater replacement is requested for reasons of noise, taste, odour, discolouration, and/or rust; or

 

i.  The water heater is operated at temperatures exceeding the maximum setting of the thermostat and/or high limit 

control provided by the Manufacturer, or at water pressures exceeding the pressure reading stated on the Unit; or

 

j.  The water heater is operated without an operating anode; or

 

k.  The water heater is supplied or operated with deionized water; or

 

l.  The water heater is removed from its original installation location; or

 

m. The water heater is installed outdoors (this water heater is intended only for indoor installation); or

 

n.  The water heater is converted, or is attempted to be converted, from one voltage or wattage to another, if an electric 

water heater, or from one gas type to another, if a gas water heater; or

 

o.  The water heater has not been 

¿

 red at the factory rated input and fuel for which it was factory built; or

 

p.  The water heater or any of its component parts fail due to sediment build-up; or

 

q.  The water heater does not have installed a properly operating temperature and pressure relief valve, certi

¿

 ed to 

ANSI Z21.22/CSA “Requirements for Relief Valves for Hot Water Supply Systems”; or 

 

r.  The water heater or any of its component parts fail because of 

¿

 re, 

À

 oods, lightning, or any other act of God, or any 

other contingency beyond the control of the Manufacturer; or

 

s.  The water heater is installed in a closed system without adequate provision for thermal expansion.

  3. Except when speci

¿

 cally prohibited by the applicable law, the Owner, and not the Manufacturer, shall be liable for 

and shall pay for all charges for labour or other expenses incurred in the removal, repair, or replacement of the water 

heater or any component part(s) claimed to be defective or any expense incurred to remedy any defect in the product. 

Such charges may include, but are not necessarily limited to:

 

a.  All freight, shipping, handling, and delivery costs of forwarding a new water heater or replacement part(s) to the 

Owner.

 

b.  All costs necessary or incidental in removing the defective water heater or component part(s) and installing a new 

water heater or component part(s).

 

c.  Any material required to complete and/or permits required for the installation of a new water heater or replacement 

part(s), and

 

d.  All costs necessary or incidental in returning the defective water heater or component part(s) to a location desig-

nated by the Manufacturer.

 

4.  The terms of this Limited Warranty cannot be modi

¿

 ed by any person, whether or not he/she claims to represent or 

act on behalf of the Manufacturer.

E.  HOW THE ORIGINAL OWNER CAN MAKE A WARRANTY CLAIM.

  1. The Owner should submit the warranty claim direct to the Manufacturer’s Service Department, at the address or phone 

number listed below, and the Manufacturer will arrange for the handling of the claim.

  2. Whenever any inquiry or request is made, be sure to include the water heater’s Catalogue Number, Model Number, 

Serial Number, date of purchase, date of installation, and location of installation.

This Warranty and the Manufacturer’s obligations shall be construed and determined in accordance with the laws of both the 

Province of Ontario, and of Canada in force therein. This Warranty does not affect speci

¿

 c legal rights of a consumer under 

applicable law, except to the extent that such rights may be waived or replaced, and the provisions hereof are deemed to be 

amended to the extent necessary. The unenforceability of any provision, in whole or in part, of this Certi

¿

 cate shall not affect 

the remaining provisions. Any and all repair and/or replacement of part(s) or Unit are the sole and exclusive remedy avail-

able against the Manufacturer.

John Wood Water Heaters

599 Hill Street West

Fergus, ON Canada N1M 2X1

Should you have any questions, please

Visit us online at 

www.johnwoodwaterheaters.com

, or

E-mail us at [email protected], or

Call our Technical Support line at 1 888 GSW TECH (479 8324)

 

– 39 – 

Summary of Contents for 40 gal.

Page 1: ...n in these instructions is not followed exactly a fire or explosion may result causing property damage per sonal injury or death Do not try to light any appliance Do not touch any electrical switch do...

Page 2: ...Relief Valve The Discharge Line Relief Drain Tube Temperature Pressure Relief Valve and Pipe Insulation Electrical Supply 19 SAFETY LOCKOUTS 21 High Limit Controls 21 Thermostat Water Temperature Blow...

Page 3: ...combination with space heating applications User Responsibilities This manual has been prepared to acquaint you with the installation operation and maintenance of your gas fired water heater and provi...

Page 4: ...able liquids or vapours have spilled or leaked in the area of the water heater leave the area immediately and call the fire department from a neighbor s home Do not attempt to clean the spill until al...

Page 5: ...r and your safety Since we cannot put everything on the first few pages READ ENTIRE MANUAL BEFORE ATTEMPTING TO INSTALL OR OPERATE THE WATER HEATER After installation dispose of packaging material in...

Page 6: ...if in an alcove or closet installation the entire floor must be covered by the panel Clearances and Accessibility DO NOT BLOCK AIR INTAKE OR SENSOR ACCESS ENSURE ADEQUATE CLEARANCE FOR AIR SUPPLY FRON...

Page 7: ...s than 14 in w c 3 5 kPa the water heater must be isolated from the gas supply piping system by closing its manual shut off valve 1 2 3 4 WARNING Exposure to a higher gas supply pressure may cause dam...

Page 8: ...r Tubing see Figure 9 26 Rubber Coupling 27 Gear Clamp 28 Flue Collector 29 Hot Water Outlet Nipple 30 Anode under cap 31 Cold Water Inlet Nipple 32 Flexible Manifold Tube see Figures 6 7 33 Viewport...

Page 9: ...d as the primary water inlet and outlet connections For your convenience plugs are installed in these fittings at the factory Remove these plugs if needed for your specific installation Otherwise as w...

Page 10: ...ETAL DRAlN PAN 150mm 6 MAX AIR GAP TO SUITABLE DRAIN NOTE THE T P VALVE CAN BE PIPED DIRECTLY TO THE DRAIN Figure 12 Mixing Valves Water heaters are intended to produce hot water Water heated to a tem...

Page 11: ...can experience high ambient environments include closets alcoves areas under staircases attics especially in metal roofed buildings areas with restricted air movement rooms with large solar gains meta...

Page 12: ...less VENT LENGTH LESS THAN OR EQUAL TO 20 EQUIVALENT FT 6 1 METRES USE THIS SCREEN SUPPLIED VENT LENGTH GREATER THAN 20 EQUIVALENT FT 6 1 METRES USE THIS SCREEN SUPPLIED Figure 14 Rodent Screens A ve...

Page 13: ...ene Vent Pipe Size Elbow Type Short Sweep Short Radius Long Sweep Long Radius Notes 1 Use long radius elbows where possible Minimum distance between 90 elbows should be 6 150mm wherever possible 2 Ven...

Page 14: ...nt piping to ensure adequate drainage Horizontal vent pip ing must not sag to form valleys where condensate may collect Vertical venting shall be supported every 1 5m 5 ft CAUTION Use of Solvent Cemen...

Page 15: ...sure the plastic tubing is not folded anywhere between the pressure switch and the blower housing 5 This water heater is a polarity sensitive appliance and will not operate if the power supply polari...

Page 16: ...iping is firmly secured in the coupling and is gas tight Do not over tighten or cause distortion of any of the parts Ensure the bottom of the rubber coupling is firmly seated on the blower outlet and...

Page 17: ...S 200mm 8 in LOOP TO DRAIN BLOWER ASSEMBLY Figure 26 Water Supply Piping Installation Piping fittings and valves should be installed according to the installation drawing Figure 27 Water supply pressu...

Page 18: ...ING VALVE SET TO 49 C 120 F FOLLOW THE TEMPERING VALVE MANUFACTURER S INSTRUCTIONS T P VALVE AND DISCHARGE LINE COLD WATER TEMPERED WATER TO FIXTURE Figure 28 Closed System Thermal Expansion Water sup...

Page 19: ...ely close the cold water inlet to the water heater follow the draining instructions in this manual and replace the temperature pressure relief valve with a properly rated sized new one Temperature Pre...

Page 20: ...Verify proper opera tion after servicing Note Always reference the wiring diagram for the correct electrical connections WARNING When the unit is plugged in 120VAC is pres ent at the electric connecti...

Page 21: ...ontrol will flash the gas lockout code Refer to the System Error Codes section of this manual for an explanation of the codes applicable to the control installed on your water heater If this error occ...

Page 22: ...possible gas leaks Vent Pipe System 1 Vent pipe and fittings of approved material 2 Acceptable size length and number of elbows on exhaust vent system 3 Installed in accordance with the latest edition...

Page 23: ...eel water before bathing or showering Temperature limiting valves are available Mixing Valves Hot water can scald Water heaters are intended to produce hot water Water heated to a temperature that wil...

Page 24: ...ition 9 Turn thermostat to desired setting DANGER Hotter water increases the risk of scald injury Consult the instruction manual before changing temperature 10 If the appliance will not operate follow...

Page 25: ...e water heater Mixing valves are available at plumbing supply or hardware stores see Figure 11 12 Follow manufacturer s instructions for installation of the valves Before changing the factory setting...

Page 26: ...should be considered normal Sediment buildup in the tank bottom will create varying amounts of noise and may cause premature tank failure Drain and flush the tank as directed under Draining and Flush...

Page 27: ...Presence of flammable or corrosive materials in the installation area Presence of combustible materials near the water heat er Verify proper operation after any service is performed on this water hea...

Page 28: ...supply proper clearances from the water heater must be maintained See Locating the New Water Heater section Combustible materials such as clothing cleaning materials or flammable liquids etc must not...

Page 29: ...so you can access to the anode head Figure 39 Keep in a safe place for reinstallation later Remove the anode rod by using a ratchet and a 1 1 16 socket turning counter clockwise Figure 39 1 2 3 4 5 6...

Page 30: ...blower wheel This can be problematic especially where condensation is present as particles may adhere to the venting sur faces These conditions can result in nuisance failures In areas that have a hig...

Page 31: ...venter in the cold water line an expansion tank of adequate size must be installed Combo Heating Systems require higher water tem peratures than other applications When the system is used to supply wa...

Page 32: ...y air Low gas pressure Orifice too small Thermostat set too low Heater too small Wrong piping connection Wasted hot water Flue clogged Air inlets blocked 1 2 3 4 5 6 7 8 9 Provide ventilation to water...

Page 33: ...treatment if needed Refer to Condensate section 1 2 WATER LEAKAGE Condensation Dripping Temperature Pressure Relief Valve Thermostat does not shut off Drain valve dripping leaking Tank Leak 1 2 3 4 5...

Page 34: ...p requires manual intervention and can not be reset by cycling power to the control A manual reset requires turning the temperature setting dial to the lowest coldest position for a minimum of 10 seco...

Page 35: ...ht dim Call For Heat no fault conditions One Flash three second pause Low Flame Signal control continues to operate Two Flash three second pause Pressure Switch Failed Closed Three Flash three second...

Page 36: ...System Return Inlet Optional 19 Air Inlet Snorkel 20 Combo Heating System Supply Outlet Optional 21 Blower with Power Cord see Figure 49 22 Air Switch inside box see Figure 49 23 Junction Box see Fig...

Page 37: ...5 40 41 Natural gas and Propane main burner with igniter assembly for 60k to 75k Btu hr models Flare Nut Figure 47 17 Figure 48 25 23 24 22 5 26 27 Figure 49 Notes Natural gas models have Right hand t...

Page 38: ...e water heater s Model Number SKU Serial Number date of purchase and date of installation c THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF THIS EXPRESS WARRANTY IS WHER...

Page 39: ...cy beyond the control of the Manufacturer or s The water heater is installed in a closed system without adequate provision for thermal expansion 3 Except when speci cally prohibited by the applicable...

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