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Owner’s Manual
Liquid-cooled, Prepackaged
Standby Generators
Model No. ASPAS1BBL025 (25kW)
This manual should remain with the unit.
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS
SHOULD ATTEMPT INSTALLATION!!
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The operator is responsible for proper and safe use INTRODUCTION of the equipment. Bryant strongly recommends that Thank you for purchasing a Bryant home standby the operator reads this Owner's Manual and thor- generator system. oughly understands all instructions before using this Every effort was expended to make sure that the equipment. Bryant also strongly recommends information and instructions in this manual are both instructing other users to properly start and operate accurate and curren
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Table of Contents Bryant Liquid-cooled 25 kW Generator INTRODUCTION................................................IFC Section 3 — OPERATION ................................12 Read this Manual Thoroughly......................................IFC 3.1 Engineered GTS Transfer Switch........................12 Operation and Maintenance ........................................IFC 3.2 Control Console Components..............................14 How to Obtain Service .......................................
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Important Safety Instructions Bryant Liquid-cooled 25 kW Generator SAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be copied and posted in potential hazard areas. Safety should be stressed to all ! ! operators, potential operators, and service and repair technicians for this equipment. SAVE THESE INSTRUCTIONS – This manual contains important instructions that should be followed during installation and maintenance of the generator and batteries. ! ! Inst
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Important Safety Instructions Bryant Liquid-cooled 25 kW Generator place before operating the generator. If work must be done around an operating unit, stand on an insulated, dry surface EXPLOSION HAZARDS to reduce shock hazard. Properly ventilate any room or building housing the gener- Do not handle any kind of electrical device while standing ator to prevent build-up of explosive gas. in water, while barefoot, or while hands or feet are wet. Do not smoke around the generator. Wipe up any
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Section 1 - General Information Bryant Liquid-cooled 25 kW Generator 1.1 GENERATOR 1.3 AUTOMATIC SYSTEM OPERATION This equipment is a liquid-cooled, engine-driven gen- When this generator, along with a transfer switch, has erator set. The generator is designed to supply elec- been installed and interconnected, a circuit board in trical power that operates critical electrical loads the generator panel constantly monitors utility power during utility power failure. The unit has been facto- source
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Section 1 - General Information Bryant Liquid-cooled 25 kW Generator 1.7.1 LOW OIL PRESSURE SWITCH 1.6 GENERATOR FUEL SYSTEM This unit has been factory tested and adjusted using This switch is normally-closed (N.C.) but is held open a natural gas fuel system. If propane (LP) gas is pre- by engine oil pressure during engine running. Should ferred, refer to Section 1.12, Reconfiguring the Fuel operating oil pressure drop below about 8-10 psi System for LP Vapor. (55-68 kPa), the switch contacts c
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Section 1 — General Information Bryant Liquid-cooled 25 kW Generator Figure 1.6 - Low Coolant Level Sensor 1.9 LIFTING THE GENERATOR When lifting or hoisting equipment is used, be ! careful not to touch overhead power lines. The generators weight of more than 900 pounds requires proper tools, equipment, and qualified personnel to be used in all phases of handling and unpacking. 1.10 SPECIFICATIONS 1.7.4 OVERSPEED SHUTDOWN 1.10.1 ENGINE Should AC frequency exceed about 72 Hz, circuit Make .....
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Section 1 — General Information Bryant Liquid-cooled 25 kW Generator * Rated power of generator is subject to and limited by such Figure 1.8 — Reconfigure the Fuel System factors as ambient temperature, altitude, engine condition, and other factors. Engine power will decrease about 2.5% for Port 1 Port 2 each 1000 feet above 500 feet and will decrease an addition- FUEL HOSE FUEL HOSE al 2.5% for each 10°F above 104°F. Maximum output power of the generator is limited by maximum engine power. BRAS
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Section 2 — Installation Bryant Liquid-cooled 25 kW Generator If an open bottom is used, the engine-genera- 1.14 COOLANT RECOMMENDATIONS tor must be installed over non-combustible Use a mixture of half low silicate ethylene glycol base materials and should be located such that com- anti-freeze and half deionized water. Cooling system bustible materials are not capable of accumu- capacity is about 8 U.S. quarts (7.6 liters). Use only lating under the generator set. deionized water and only low si
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Section 2 — Installation Bryant Liquid-cooled 25 kW Generator AGRICULTURAL WIRING HANDBOOK, obtainable 2.4 BASIC STANDBY ELECTRIC from the Food and Energy Council, 909 University SYSTEM Avenue, Columbia, MO, 65201. Figure 2.1 shows a schematic diagram of a basic ASAE EP-364.2, INSTALLATION AND MAINTE- standby electric system. Both the UTILITY power NANCE OF FARM STANDBY ELECTRIC POWER, supply and the STANDBY GENERATOR output are available from the American Society of Agricultural connected t
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Section 2 — Installation Bryant Liquid-cooled 25 kW Generator 2.6 TOTAL CIRCUIT ISOLATION 2.8 GENERATOR AC NEUTRAL METHOD CONNECTIONS When a generator capable of powering all electrical Bryant uses an UNGROUNDED AC neutral. loads in the circuit is to be installed, the “Total Grounding is recommended only at the main service Circuit Isolation Method” may be used. The following entrance. If the neutral wire is grounded and one of apply to the transfer switch in this type of system. the phase loads
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Section 2 — Installation Bryant Liquid-cooled 25 kW Generator Storage batteries give off explosive hydrogen DO NOT SMOKE when near batteries, gas. This gas can form an explosive mixture DO NOT cause flame or spark in battery area, and around the battery for several hours after Discharge static electricity from body before touch- charging. The slightest spark can ignite the gas ing batteries by first touching a grounded metal and cause an explosion. Such an explosion can surface. shatter th
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Section 3 - Operation Bryant Liquid-cooled 25 kW Generator 2.11.2 TRANSFER SWITCH 3.1 CONTROL CONSOLE If this generator is used to supply power to any elec- COMPONENTS trical system normally powered by an electric utility, The components of a home standby generator control the National Electrical Code requires that a transfer console (Figure 3.1) are as follows: switch be installed. The transfer switch prevents elec- trical backfeed between two different electrical sys- 3.1.1 AUTO/OFF/MANUAL SW
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Section 3 - Operation Bryant Liquid-cooled 25 kW Generator 3.1.3 15 AMP FUSE 3.1.6 SYSTEM READY LED This fuse protects the control console’s DC control The System Ready LED (green) has two main pro- circuit against electrical overload and is located inside poses. First, the LED will be ON when the the control panel. If the fuse has melted open because AUTO/OFF/MANUAL switch is in the AUTO position, of an overload, engine cranking and startup cannot utility is present, and there are no system a
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Section 3 - Operation Bryant Liquid-cooled 25 kW Generator 6. Reduce load to 3/4, 1/2, 1/4 and no load. 3.2 MANUAL TRANSFER AND Decrease the stability pot if there is instability at START-UP any load point. To transfer electrical loads to the Standby (EMER- 7. Adjust differential pot to make the recovery to GENCY) power source side and start the engine man- load changes even faster and minimize load ually, refer to the Owner’s Manual of the particular change undershoot and overshoot. If it is se
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Section 3 - Operation Bryant Liquid-cooled 25 kW Generator 2. Press and hold the “Set Exercise” switch for five 3.7 CONTROL BOARD DIP SWITCH seconds, then release. SETTINGS At this time all five red LEDs will flash for approxi- Located on the control board is an eight position DIP mately 10 seconds, then the engine will start and run switch (see Figure 3.2). The eight different switches, for it’s 12 minute exercise period, then shut down. are used to configure the control board for the spe- The
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Section 4 — Maintenance Bryant Liquid-cooled 25 kW Generator 4.1 MAINTENANCE PERFORMED BY 4.3 INTAKE MANIFOLD PROCEDURE 1. Clean and inspect the mounting surfaces of the AUTHORIZED SERVICE FACILITIES intake manifold and the cylinder head. Both sur- faces must be clean and flat (Figure 4.1). A. EVERY THREE MONTHS 2. Clean and lightly oil the manifold bolt/stud 1. Check battery condition. threads. 2. Inspect and test fuel system. 3. Install a new lower intake manifold gasket. 3. Check transfer sw
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Section 4 — Maintenance Bryant Liquid-cooled 25 kW Generator Remove oil dipstick and wipe dry with a clean, 4.5 COOLING SYSTEM lint-free cloth. Air intake and outlet openings in the generator com- Install oil dipstick, then remove again. partment must be open and unobstructed for contin- Oil should be between FULL and ADD marks. ued proper operation. This includes such obstruc- tions as high grass, weeds, brush, leaves and snow. If oil level is below the dipstick ADD mark, remove oil fil
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Section 4 — Maintenance Bryant Liquid-cooled 25 kW Generator 4. Turn OIL FILTER (Figure 4.1) counterclockwise 4.8.5 CHECK ENGINE COOLANT LEVEL and remove. Properly dispose of old filter. See “Checking Fluid Levels”. 5. Apply light coating of new engine oil to seal of new oil filter. Install FILTER and tighten by hand only. 4.8.6 PERFORM VISUAL INSPECTION DO NOT OVER TIGHTEN. 6. Remove OIL FILL CAP. Add recommended oil (see Complete a thorough visual inspection of the entire SPECIFICATIONS). DO
