Raypak 133 Installation & Operating Instructions Manual

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Raypak 133 Installation & Operating Instructions Manual Manual pdf 4 page image

4DANGER: Indicates the presence of immediate hazards which will cause severepersonal injury, death or substantial property damage if ignored.WARNING: Indicates the presence of hazards or unsafe practices which could causesevere personal injury, death or substantial property damage if ignored.CAUTION: Indicates the presence of hazards or unsafe practices which could causeminor personal injury or product or property damage if ignored.NOTE: Indicates special instructions on installation, operation, or maintenance whichare important but not related to personal injury hazards.WARNINGS— Pay Attention to These TermsDANGER: Failure to install the draft hood andproperly vent the water heater to the outdoors asoutlined in the Venting section of this manual canresult in unsafe operation of the water heater. Toavoid the risk of fire, explosion, or asphyxiation fromcarbon monoxide, never operate this water heaterunless it is properly vented and has an adequate airsupply for proper operation. Be sure to inspect thevent system for proper installation at initial start-up;and at least annually thereafter. Refer to theMaintenance section of this manual for moreinformation regarding vent system inspections.WARNING: Propane appliances should not beinstalled below-grade (for example, in a basement) ifsuch installation is prohibited by federal, state and/orlocal laws, rules, regulations or customs.WARNING: Both propane and natural gas have anodorant added to help detection. Some people maynot physically be able to smell or recognize thisodorant. If unsure or unfamiliar about the smellassociated with propane or natural gas, ask the gassupplier. Other conditions, such as "Odorant Fade",which causes the odorant to "fade", or diminish inintensity can also hide or camouflage a gas leak.DANGER: Make sure the gas on which the heaterwill operate is the same type as that specified on theheater rating plate.DANGER: When servicing or replacing componentsthat are in direct contact with the water, be certainthat:• There is no pressure in the heater. (Pull the releaseon the relief valve. Do not depend on the pressuregauge reading).• The heater water is not hot.• The electrical power is off.WARNING: All venting types must be of the samematerial or product throughout the entire exhaustinstallation to ensure proper securing and sealing.WARNING: Altering any Raypak pressure vesselby installing replacement heat exchangers, tubebundle headers, or any ASME parts notmanufactured and/or approved by Raypak willinstantly void the ASME and/or CSA ratings of thevessel and any Raypak warranty on the vessel.Altering the ASME and/or CSA ratings of the vesselalso violates national, state, and local approvalcodes.WARNING: Do not use this heater if any part hasbeen under water. Immediately call a qualifiedservice technician to inspect the heater and toreplace any part of the control system and any gascontrol which has been under water.WARNING: Risk of electrical shock. More than onedisconnect switch may be required to de-energizethe equipment before servicing.WARNING: Should overheating occur or the gassupply valve fail to shut, do not turn off or disconnectthe electrical supply to the heater. Instead, shut offthe gas supply at a location external to the heater.WARNING: UL recognized fuel gas detectors arerecommended in all enclosed propane and naturalgas applications wherein there is a potential for anexplosive mixture of fuel gas to accumulate and theirinstallation should be in accordance with thedetector manufacturer's recommendations and/orlocal laws, rules, regulations, or customs.