Instantaneous gas water heater For high altitude use the adaptor must be installed as shown in Figure 4, without alteration, before connecting the six inch flue to the unit. The adaptor must be secured to the draft diverter outlet with a minimum of two screws.
Note: The high altitude ratings listed are Canadian Gas Association high altitude ratings for the appliances and are only valid in Canada. instantaneous gas water heater is equipped with a high temperature unit switch with a set point of 90°C (194°F).
Water Heater Safety Heater should not be installed for High Altitude operation above 10,100 feet (3,078 m). Do not operate if soot buildup. Do not obstruct water heater air intake with insulating jacket. Do not place chemical vapor emitting
water heater is being used in high altitude application. Failure to replace universal blower pressure switch will result in improper water heater operation. Step 4. Disconnect the vent pipe and adapter that are connected to the outlet of the blower.
High Altitude Adjustment . . .35. the water heater rating plate . If high or low gas pressures are present, contact your gas supplier for correction . NOTICE: To ensure proper operation of the heater the gas pipe and gas meter must be sized
State Water Heater Parts Fulfillment 125 Southeast Parkway Franklin, TN 37068 1-800-365-8170 www.statewaterheaters.com COMMERCIAL WATER HEATERS 5 Blower Assembly (High Altitude) 9006684005* 6 Switch and Harness Assembly (Standard) 9006685005
For installations in high altitude regions, this water heater must be ordered from the supplier to the manufacturer’s specifications for that particular altitude. Contact the company listed on the rating plate when ordering high altitude
Gas Fired Water Heater Altitude Derating Factor Due to the reduced density of air at higher altitudes, the output of the KC1000 must be derated at elevations above 2000 feet. The following illustration determines the correction factor to be applied to derate the
Making it unnecessary to modify the water heater for high altitude installations. Call the local gas or utility company to verify BTU content. FLOODING/FREEZING If this water heater has been exposed to flooding, freezing, ﬁ re or any unusual condition, do not put it into
THE CONVERSION OF A GAS WATER HEATER FROM NATURAL GAS TO LP GAS (PROPANE) IS NOT ALLOWED UNDER ANY CIRCUMST ANCES. • Changes made as required to adjust the heater for proper operation at high altitude as determined by a qualified
High altitude installations . . . . . . . . . . . . . . . . . . . . . . . . . 14 water heater to the outside wall surface is 22 in. (560mm), and the maximum height of “H” is 12 ft. (3.66m). TO BOTTOM OF HEATER WALL THICKNESS 10 in. (254mm)
water heater must be located on combustible flooring it must be HIGH ALTITUDE The water heaters covered in this manual are approved for installation at “low” altitudes (0 – 2,000 ft.) and “high” altitudes (2,000 – 7,700 ft.) with natural gas.
If a water heater is modified for high altitude, then either the heater must be derated or the fuel must be devalued. You must do one or the other – not both! TECHNICAL SERVICE DEPARTMENT Technical Service Bulletin 1-800-432-8373