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Operator’s Manual
GEN12AD-V
Generator Systems
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Thank you for purchasing this quality-built Rheem / Ruud standby generator. We are pleased that you’ve placed your confidence in the Rheem or Ruud brand. When operated and maintained according to the instructions in this manual, your Rheem / Ruud generator will provide many years of dependable service. This manual contains safety information to make you aware of the hazards and risks associated with standby generators and how to avoid them. Because Rheem does not necessarily know all the appl
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Table of Contents Important Safety Instructions........................ 4 Installation .................................... 7 Owner Orientation ............................................7 Fuel Factors .................................................8 Delivery Inspection...........................................10 Controls ..................................... 11 Generator..................................................11 System Control Panel.........................................12 Acces
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Save These Instructions Important Safety Instructions SAVE THESE INSTRUCTIONS - This manual contains WARNING Running engine gives off carbon monoxide, important instructions that should be followed during an odorless, colorless, poison gas. Breathing carbon monoxide could result in death, installation and maintenance of the generator and batteries. serious injury, headache, fatigue, dizziness, vomiting, confusion, seizures, nausea or fainting. Safety Symbols and Meanings Operate this pro
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WARNING Generator produces hazardous voltage. WARNING Propane and Natural Gas are extremely Failure to properly ground generator could result in flammable and explosive, which could electrocution. cause burns, fire or explosion resulting Failure to isolate generator from utility power could in death, serious injury and/or property result in death or serious injury to electric utility damage. workers due to backfeed of electrical energy. DO NOT operate the equipment if the “fuel shut-of
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WARNING Exhaust heat/gases could ignite combustibles CAUTION Excessively high operating speeds could or structures resulting in death, serious result in minor injury and/or equipment damage. injury and/or property damage. Contact with Excessively low speeds impose a heavy load on generator. muffler area could cause burns resulting in DO NOT tamper with governed speed. Generator supplies serious injury. correct rated frequency and voltage when running at DO NOT touch hot parts and AV
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For the Home Owner: Installation To help you make informed choices and communicate We sincerely appreciate your patronage. For this reason, we effectively with your installation contractor(s), read and have made every effort to provide for a safe, streamlined understand Owner Orientation in this manual before and cost-effective installation. Because each installation is contracting or starting your generator installation. unique, it is impossible to know of and advise the trade of all To
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Fuel Factors An important consideration affecting the entire installation is the type of fuel used by your generator. The system was factory tested and adjusted using either natural gas or liquid propane (LP vapor). For proper engine function, factors that are inherent to each of these fuels, your location and the duration of possible utility interruptions are important considerations in the following fuel guidelines: particulate material. Using fuels outside the following reco
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Generator Location WARNING Running engine gives off carbon monoxide, The actual physical location of your generator has a direct an odorless, colorless, poison gas. Breathing carbon monoxide could result in death, affect on: serious injury, headache, fatigue, dizziness, 1. The amount of plumbing required to fuel vomiting, confusion, seizures, nausea or fainting. your generator. Operate this product ONLY outdoors in an area that will 2. The amount of wiring required to control and connec
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Delivery Inspection Carefully inspect the generator for any damage that may have occurred during shipment. If loss or damage is noted at time of delivery, have the person(s) making delivery note all damage on the freight bill and affix his signature under the consignor’s memo of loss or damage. If loss or damage is noted after delivery, separate the damaged materials and contact the carrier and your installer for claim procedures. Missing or damaged parts are not warranted. Not included:
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Controls Generator Read this Operator’s Manual and Important Safety Instructions before operating your generator. Compare the illustrations with your generator to familiarize yourself with the locations of various controls and adjustments. Save this manual for future reference. F E G D H J C K B L A Generator is shown with roof and access covers removed for sr sre clarity. G - Oil Fill Cap/Dipstick — Check and fill engine with A - Lifting Holes — Provided at each corner for lifting recommen
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FAULT CODES SYSTEM MANUAL OVER-RIDE System Control Panel Compare this control panel illustration with your generator to familiarize yourself with the location of these important controls: D E F C B SET A EXERCISE A - SET EXERCISE — Used to set the exercise cycle start et the exercis the exercis yc E - E - E - MANUAL OVER-RIDE MAN MANUA — With system switch in AUTO time and day-of-the-week. Exercise cycle only occurs in Exercise cyc Exercise cy only occ only o position, push the manual overrid
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To remove side panels: Access Ports 1. Open the control panel access door. The generator is supplied with a set of identical keys. These keys fit the lock that secures the control panel access door. 2. Set generator’s circuit breaker to OFF position. 3. Set control panel system switch to OFF. To open access door: 4. Remove 15 Amp fuse from control panel. 1. Insert key into lock of access door and turn key one 5. Remove roof and divider. quarter turn counterclockwise. 6. Lift latches (B) up on
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To remove exhaust panel: 5. Remove two screws (B) and pull muffler cover off. 1. Remove roof and divider. 2. Remove side panels. 3. Remove 6 screws (A) from exhaust panel. A A B A A A 6. Replace muffler cover and exhaust panel in reverse A order. To install side panels: 4. Pull exhaust panel up and out of base. 1. Place panel in grooves and slide down in place. 2. Push latches (C) down on both sides of panel to lock wn on bo wn on bo into place. C WARNING Contact with muffler area could caus
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Operation Automatic Operation Important Owner’s Considerations To select automatic operation, do the following: Engine Oil 1. Confirm 15 Amp fuse is installed in control panel. 2. Set the main distribution panel circuit breaker that NOTICE Any attempt to crank or start the engine before it sends utility voltage to the transfer switch to ON. has been properly serviced with the recommended oil will result in equipment failure. 3. Set the generator’s circuit breaker to its ON position. DO NOT
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Setting Exercise Timer Maintenance The generator is equipped with an exercise timer that will start and exercise the system once every seven days. Servicing the System During this exercise period, the unit runs for approximately Before performing any generator maintenance, always 20 minutes and then shuts down. Electrical load transfer perform the following steps: DOES NOT occur during the exercise cycle (unless an utility 1. Set generator’s circuit breaker to its OFF position. power outag
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Reset Fault Detection System Low Voltage (Generator, FC_3) The operator must reset the fault detection system each This fault is indicated by fault code FC_3 and three blinks time it activates. To do so, place the control panel system on the remote LED indicator. This condition is caused by a switch in the OFF position for 30 seconds or more. Remedy restriction in the fuel flow, a broken or disconnected signal the fault condition, then return the generator to service by lead, a failed alterna
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Maintenance Schedule High Temperature (FC_7) Follow the hourly or calendar intervals of operation, whichever occurs first. This fault is indicated by fault code FC_7 and seven blinks on the remote LED indicator. The contacts of the temperature First 5 Hours switch are normally open. If the engine temperature exceeds Change Engine Oil approximately 149°C (300°F), the fault is detected and the Every 8 Hours or Daily engine shuts down. Clean Debris Common causes for this condition include runn
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Engine Maintenance Checking/Adding Engine Oil WARNING Unintentional sparking could cause fire or electric shock resulting in death or serious injury. 1. Gain access to the dipstick on the engine. 2. Clean the oil fill area of any debris. WHEN ADJUSTING OF MAKING REPAIRS TO YOUR 3. Remove the dipstick and wipe with a clean cloth. GENERATOR 4. Fully insert dipstick into oil fill. Disconnect the spark plug wire from the spark plug and place 5. Remove dipstick and check oil level. Verify oil i
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4. Remove brass fitting from end of drain hose and drain Changing Oil Filter oil into an approved container. 1. Place an approved container under oil filter. 5. When oil has drained, replace brass fitting on hose. 2. Remove oil filter and dispose of properly. 6. Add oil if not changing oil filter, See Checking/Adding 3. Before installing a new oil filter, lightly lubricate the oil Engine Oil. filter gasket with fresh, clean oil. 4. Install the oil filter by hand until the gasket contacts the
