Related Manuals for Generac Power Systems MGG155
Summary of Contents for Generac Power Systems MGG155
- Page 1 GASEOUS GENERATOR MGG155 • MGG210 OPERATING MANUAL 00620 www.discount-equipment.com 35319 C 05/16...
- Page 2 Discount-Equipment.com is your online resource for commercial and industrial quality parts and equipment sales. Locations: Florida (West Palm Beach): 561-964-4949 Outside Florida TOLL FREE: 877-690-3101 Need parts? Check out our website at www.discount-equipment.com Can’t find what you need? Click on this link: http://www.discount-equipment.com/category/5443-parts/ and fill out the request form.
- Page 3 WARNING CALIFORNIA PROPOSITION 65 WARNING: Engine exhaust and some of its constituents are known to the state of California to cause cancer, birth defects, and other reproduc- tive harm. (000004) WARNING CALIFORNIA PROPOSITION 65 WARNING: This product contains or emits chemicals known to the state of California to cause cancer, birth defects, and other reproductive harm.
- Page 4 Introduction This manual provides information and procedures to safely operate and maintain the Generac Mobile Products unit. For your own safety and protection from physical injury, carefully read, understand, and observe the safety instructions described in this manual. Keep a copy of this manual with the unit at all times. Additional copies are available from Generac Mobile Products.
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Page 5: Table Of Contents
Table of Contents Section 1 - Safety Safety Notes ............................1 Operating Safety..........................1 Engine Safety ............................. 2 Service Safety ............................ 2 Towing Safety............................. 3 Reporting Trailer Safety Defects ......................3 Section 2 - General Information Specifications ............................. 5 Unit Dimensions ........................6 Engine Oil Recommendations .................... - Page 6 AC Wiring - MGG210 (24V GCB) ..................... 56 DC Wiring - MGG155 (120V GCB)....................57 DC Wiring - MGG210 (120V GCB)....................58 DC Wiring - MGG155 (24V GCB)..................... 59 DC Wiring - MGG210 (24V GCB)..................... 60 CAN Parallel Communication Connection - MGG155 and MGG210 ..........61...
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Page 7: Section 1 - Safety
Comply with all laws regulating the storage and handling of fuels. Inspect the unit’s fuel system frequently and correct any leaks immediately. Fuel supply lines must be properly installed, purged, and leak tested according to applicable fuel-gas codes before placing the equipment into service. 35319 C MGG155/210 Operating Manual... -
Page 8: Engine Safety
ALWAYS turn the battery disconnect switch to the OFF position before performing any service on the engine, generator, or any other components. Remove the negative (-) battery cable from the corresponding terminal if the unit is to be stored or transported. MGG155/210 Operating Manual 35319 C... -
Page 9: Towing Safety
To contact NHTSA, you may either call the Auto Safety Hotline toll-free at 1-888-327-4236 (TTY:1-800-424-9153), go to http://www.safercar.gov; or write to: Administrator NHTSA 1200 New Jersey Avenue S.E. Washington, DC 20590 You can also obtain other information about motor vehicle safety from http://www.safercar.gov. 35319 C MGG155/210 Operating Manual... - Page 10 Belt/entanglement hazard; keep pressurized steam. body parts clear of this area. Fan hazard; keep body parts Hot surface(s) nearby. clear of this area. Anchor/tie down point. Engine starting/remote starting point. Engine can start automatically. 00844 MGG155/210 Operating Manual 35319 C...
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Page 11: Section 2 - General Information
Capacity - Axle Rating lbs (kg) ..........7000 (3175) ......7000 (3175) Tire Size in ................16 ..........16 Brakes - Standard ..............Electric ........Electric Hitch - Standard ..............3" lunette ring ......3" lunette ring Maximum Tire Pressure psi ...........80 ..........80 Specifications are subject to change without notice. 35319 C MGG155/210 Operating Manual... -
Page 12: Unit Dimensions
General Information Unit Dimensions 02020 Figure 1 - Unit Dimensions MGG155 - Skid Mounted 66 in. (1.67 m) 92 in. (2.33 m) 169 in. (4.29 m) MGG155 - Trailer Mounted 102 in. (2.59 m) 124 in. (3.15 m) 269 in. (6.83 m) MGG210 - Skid Mounted 66 in. -
Page 13: Coolant Recommendation
When ordering parts or requesting assistance, you may be asked to provide this information. UNIT ID Tag Manufactured by Generac Mobile Products LLC, a subsidiary of Generac Power Systems, Inc. (920) 361-4442 (800) 926-9768 Country of Origin... -
Page 14: Component Locations
General Information COMPONENT LOCATIONS 02032 Figure 3 - MGG155 - Left Side Catalyst exhaust muffler Dipstick Air filter Alternator Battery disconnect switch Coolant drain Starter Oil reservoir 12 volt batteries (2) MGG155/210 Operating Manual 35319 C... - Page 15 General Information 02033 Figure 4 - MGG210 - Left Side Catalyst exhaust muffler Dipstick Air filter Alternator Battery disconnect switch Engine heater (optional) Starter motor Coolant drain 12 volt batteries (2) Oil reservoir 35319 C MGG155/210 Operating Manual...
- Page 16 General Information 02034 Figure 5 - MGG155 and MGG210 - Right Side (MGG155 Shown) Oil fill cap Customer connection box Silencer Generator output connections LP (liquid) inlet Emergency stop switch Natural gas (well gas) inlet Main circuit breaker Oil level controller...
- Page 17 General Information 00720 Figure 6 - Fuel System (MGG155 Shown) Air filter LP liquid inlet Electronic throttle control Natural gas (well gas) inlet Integrated electronic pressure regulator Manual ball valve (natural gas) Natural gas lock-off Strainer access LP liquid lock-off...
- Page 18 VOLTAGE ADJUST ADJUST PANEL PANEL LIGHTS LIGHTS 00578 Figure 7 - MGG155 and MGG210 Control Panel Alarm horn Digital controller Panel light Emergency stop switch (not on all units) Panel light fuse (10A) Voltage adjustment Controller fuse (5A) Panel lights switch...
- Page 19 Figure 8 - Electrical Panel (Located Behind Control Panel Door) Fuel select switch Shunt trip relay Terminal block (3) Fuel relay Circuit breaker open relay Starter relay Circuit breaker closed relay Relay protection fuse (5A) 35319 C MGG155/210 Operating Manual...
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Page 20: Unit Set Up
A well gas chromatography analysis must be performed prior to installation of the unit. A copy of the test report must be sent to, and preapproved by, Generac Power Systems. If the unit is moved to a new location, a new well test must be performed. - Page 21 160 hp x 10,000 BTU/Hr per hp = 1,600,000 BTU’s / per hour for proper operation 1,600,000 = 1576 cubic feet per hour 1, 015 Note: The incoming pressure must be approximately 20 psi to unit. 35319 C MGG155/210 Operating Manual...
- Page 22 13,576 ft 20,003 ft 28,021 ft 51,196 ft 83,566 ft (59 m) (124 m) (237 m) (491 m) (741 m) (1,444 m) (2,319 m) (4,138 m) (6,097 m) (8541 m) (15,605 m) (25,471 m) (610 m) MGG155/210 Operating Manual 35319 C...
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Page 23: Lp Liquid Connections (Liquid Withdrawal System)
2, an 80 foot run requires a minimum 1/4 inch pipe at full engine load. 2500 x 449 = 1,122,500 BTU/ = 12.33 gallons per hour 36.39* *Cubic feet of vapor at 60°F (16°C) per gallon of liquid at 60°F (16°C). 35319 C MGG155/210 Operating Manual... - Page 24 1. Having determined the required flow at point of use, locate this flow in the left hand column. If this falls between two figures, use the larger of the two. Determine total length of piping required from source to point of use. MGG155/210 Operating Manual 35319 C...
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Page 25: Valve And Fitting Pipe Equivalents
DANGER ELECTROCUTION. NEVER CONNECT THIS UNIT TO THE ELECTRICAL SYSTEM OF ANY BUILDING UNLESS A LICENSED ELECTRICIAN HAS INSTALLED AN APPROVED TRANSFER SWITCH. FAILURE TO DO SO WILL RESULT IN DEATH OR SERIOUS INJURY. (000150) 35319 C MGG155/210 Operating Manual... -
Page 26: Dual Fuel System
The generator, connected electrical devices, or both, can be damaged if voltage, phase, and frequency are not compatible. See the data label affixed to the unit for rated AC voltage, wattage, amperage, number of phases, etc. MGG155/210 Operating Manual 35319 C... -
Page 27: Engine/Generator Protective Devices
GCB ON: Green LED is on if generator circuit breaker feedback is active. Flashes during synchronizing. Genset Failure: Red LED starts flashing when any failure occurs. After Fault Reset button is pressed, changes to steady light (if an alarm is still active) or is off (if no alarm is active). 35319 C MGG155/210 Operating Manual... -
Page 28: Setting The Clock
For more detailed controller information, see the controller operator guide included with the unit. Setting the Clock To set the clock on the digital controller, press Esc, then select Setpoints>Date/Time>Time. Press Enter. Use the up and down arrows to adjust the settings, then press Enter. MGG155/210 Operating Manual 35319 C... -
Page 29: Section 3 - Operation
If there is sufficient pressure in the well gas fuel line (10-20 psi [69-138 kPa]), the unit can be started directly on well gas. Follow the steps below: 1. Open the manual ball fuel valve located just inside the frame. See Fuel System (MGG155 Shown). Check for fuel leaks. -
Page 30: Lp Liquid Start Up
Match each wire with the corresponding color wire connected to the terminal block; yellow to yellow, green to green, black (shield) to black. Connect the provided 120 ohm resistor MGG155/210 Operating Manual 35319 C... -
Page 31: Operation Checks
Each crank cycle lasts 10-15 seconds, followed by a five second rest (to cool the starter). • After three starting attempts, the controller alarm will sound and the LCD window on the controller will display “Start Fail Alarm”. 35319 C MGG155/210 Operating Manual... -
Page 32: Derating For Altitude
The bonding plate may need to be removed if the generator is used as a standby power source. INSTALLATION SHOULD BE IN COMPLIANCE WITH THE NATIONAL ELECTRICAL CODE (NEC), STATE AND LOCAL REGULATIONS. MGG155/210 Operating Manual 35319 C... -
Page 33: Customer Convenience Receptacles
NIENCE RECEPTACLES IS TURNED OFF BEFORE TURNING THE BREAKERS ON and the output voltage is correct for the equipment that is connected to the receptacles. Improper voltage may cause equipment damage, property damage, or malfunction. 35319 C MGG155/210 Operating Manual... -
Page 34: Main Circuit Breaker
Open the Main Circuit Breaker (MCB) by pressing the right I/O button on the controller. Allow the unit to cool down (running at no-load) for approximately five minutes to prevent damage to critical engine components. Press STOP on the controller. Turn the battery disconnect switch to OFF. MGG155/210 Operating Manual 35319 C... -
Page 35: Emergency Stop Switch
First pass tighten to 20-25 ft-lbs (27-33 Nm). b. Second pass tighten to 50-60 ft-lbs (67-81 Nm). c. Third pass tighten to 90-120 ft-lbs (122-162 Nm). 00670 Note: After the first road use, repeat tightening procedure. Figure 15 - Lug Sequence 35319 C MGG155/210 Operating Manual... -
Page 36: Section 4 - Maintenance
Check Engine Oil Level An authorized operator should check the engine oil level daily. The oil level should be maintained between the full and add marks on the engine dipstick. Recommended fluids are listed in Engine Oil Recommendations. 35319 C MGG155/210 Operating Manual... -
Page 37: Changing The Oil
Place a container below the oil drain port, located on the left side of the skid frame. Remove the oil drain plug with an Allen head wrench. Open the drain valve at the engine oil pan. Verify the oil level regulator valve is open. Allow the oil to drain completely into the container. MGG155/210 Operating Manual 35319 C... -
Page 38: Adding Coolant
Check the inlet and outlet fittings of the coolant supply lines for water leaks, if applicable. • Verify the IEPR is securely mounted and the mounting bolts are tight. • Check the IEPR for external damage. 35319 C MGG155/210 Operating Manual... -
Page 39: Checking/Draining Oil Build-Up In The Vaporizer Regulator
(such as very high or very low ambient conditions or extremely dirty/dusty environments). Use the unit hour meter or calendar time, whichever occurs first, from the previous maintenance interval to determine the next required maintenance interval. Note that some checks are based on MGG155/210 Operating Manual 35319 C... - Page 40 Replace Spark Plugs Check Battery Connections and Disconnect Switch Lubricate Trailer Leveling Jacks Check Engine and Generator Mounts Drain, Flush and Refill Cooling System Replace Ignition Coils 35319 C MGG155/210 Operating Manual...
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Page 41: Battery Inspection
Wear rubber gloves and boots. • Do not lay tools or metal parts on top of the battery. • Use tools with insulated handles. • Disconnect charging source prior to connecting or disconnecting battery terminals. MGG155/210 Operating Manual 35319 C... -
Page 42: Battery Replacement
1. Connect the positive battery cable (red boot) from the battery disconnect switch to the positive (POS or +) battery post of the battery closest to the front of the unit (battery farthest from battery disconnect switch). 35319 C MGG155/210 Operating Manual... -
Page 43: Other Maintenance Checks
Inspect fuel supply system. • Inspect exhaust system. • Inspect exhaust pipe sleeve. Note: All recommended service maintenance or repairs should be completed by an Independent Authorized Service Dealer to maintain the warranty status of a unit. MGG155/210 Operating Manual 35319 C... -
Page 44: Jack Maintenance
The minimum recommended lubrication is every 12 months or 12,000 miles (19,312 km). More frequent lubrication may be required under extremely dusty or damp operating conditions. 35319 C MGG155/210 Operating Manual... -
Page 45: Section 5 - Troubleshooting
Grounded armature or field Contact service. coil. Mechanical Noise Internal failure of alterna- Contact service. tor. Loose flexplate. Tighten flexplate to flywheel and alternator shaft. Engine fan or belts issues. Contact Generac Mobile Products Technical Support. 35319 C MGG155/210 Operating Manual... -
Page 46: Troubleshooting
Is Operating Properly Keypad Buttons Keypad not connected to Verify the interconnecting ribbon cable between the Lexan™ face- (Switches) Do Not controller. plate and main printed circuit board is correctly connected. Operate Replace controller if failed. MGG155/210 Operating Manual 35319 C... - Page 47 Dongle for IG-XX and IS-NT to enable Load Sharing and VAr sharing control loops and PMS IGS-PTM Extension module with 8 BI/BO, 4 AI and 1 AO I-LB Local Bridge – for direct and modem monitoring and control of multiple gensets 35319 C MGG155/210 Operating Manual...
- Page 48 (%) load; no-master system ensures high reliability Reverse synchroni- Synchronisation of loaded genset to mains (MCB closing process) sation Real Time Clock Speed Governor SHAIN SHared (virtual) Analog INput module MGG155/210 Operating Manual 35319 C...
- Page 49 Wrong controller configuration indication. Indicates that controller hardware doesn't support PLC used in configuration. To check it send the IDch and Dngl strings3 from controller Info screen 2 and archive to your techni- cal support. 35319 C MGG155/210 Operating Manual...
- Page 50 MINT, COX or COMBI application. Check a Reference Guide for information whether a dongle is required for requested functionality or not. Emergency stop Emergency stop activity indication. Check binary input with Emergency stop function. MGG155/210 Operating Manual 35319 C...
- Page 51 This alarm is issued if genset start-up fails. It means that several crank attempts has been done (number of attempts is given by Engine params: Crank attempts) and engine did not start. For more information, see Engine starting procedures chapter in IGS-NT-x.y-Reference Guide. 35319 C MGG155/210 Operating Manual...
- Page 52 Undervoltage protections are based on Gener protect: Gen <V BOC and Gen V del set- points. This alarm is issued if voltage protections are based on phase to neutral voltages. It means that Basic settings: FixVoltProtSel is set to PHASE-NEUTRAL. MGG155/210 Operating Manual 35319 C...
- Page 53 Overvoltage protections are based on Mains protect: Mains >V MP and Mains V del setpoints. This alarm is issued if voltage protections are based on phase to phase volt- ages. It means that Basic settings: FixVoltProtSel is set to PHASE-PHASE. 35319 C MGG155/210 Operating Manual...
- Page 54 Protection reaction time depends on generator power value. High generator overload means short reaction time whereas low generator overload means longer reaction time. Protection is based on setpoints Generator protect: OverldStrtEval and 2POverldStEvDel. MGG155/210 Operating Manual 35319 C...
- Page 55 Mains phase is inverted. Check mains transformer phases connection, one of trans- former phases is connected the other way round (swap transformer coil leads connec- tion). M ph+L neg9 Wrong mains phases sequence, additionally one phase is inverted. 35319 C MGG155/210 Operating Manual...
- Page 56 (in case of next six wrong attempts [correct password was not inserted at all] for 30, 60, 120, 240 minutes). An Incorrect password message will appear in the history of the controller stating when the invalid password was used. MGG155/210 Operating Manual 35319 C...
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Page 57: Section 6 - Wiring Diagrams
Section 6 - Wiring Diagrams AC WIRING - MGG155 (120V GCB) ROTATING RECTIFIER GENERATOR EXCITER ROTOR P.M. ROTOR MAIN ROTOR P.M. STATOR EXCITER STATOR MAIN STATOR LINK BOARD CONNECTIONS SERIES STAR 3PH 4W VOLTAGE: 480/277 OUTPUT TERMINALS U, V, W, N... -
Page 58: Ac Wiring - Mgg210 (120V Gcb)
C2-O C2-O C2-O A4-OPEN C3-O C3-O C3-O MAINLINE CIRCUIT BREAKER IN CONTROL PANEL ALL CONTROL WIRING IS 16AWG UNLESS OTHERWISE NOTED. DASHED LINES INDICATE CUSTOMER CONNECTIONS. NEUTRAL/GROUND BOND BUS BAR 90519_C_08.25.14 3 PHASE 4 WIRE MGG155/210 Operating Manual 35319 C... -
Page 59: Ac Wiring - Mgg155 (24V Gcb)
Wiring Diagrams AC WIRING - MGG155 (24V GCB) 35319 C MGG155/210 Operating Manual... -
Page 60: Ac Wiring - Mgg210 (24V Gcb)
Wiring Diagrams AC WIRING - MGG210 (24V GCB) MGG155/210 Operating Manual 35319 C... -
Page 61: Dc Wiring - Mgg155 (120V Gcb)
Wiring Diagrams DC WIRING - MGG155 (120V GCB) ENGINE/OPTIONAL ACCESSORY WIRING Legend CONTROL BOX WIRING 24VDC BATTERY SYSTEM BATTERY CPIC DC BREAKER DISCONNECT CPIC - CONTROL PANEL INTERFACE 15 AMP SWITCH 12 AWG 2/O AWG CONNECTOR 21 PIN 12 AWG... -
Page 62: Dc Wiring - Mgg210 (120V Gcb)
E-STOP WHITE E-STOP BLACK iG-AVRI OUT1 DONGLE IGS.NT.LSM+PMS OCOM TO AC WIRING 480V AVRI COM AVRI- iG-AVRI TRANS AVRI OUT AVRI+ IN CUSTOMER CONNECTION PANEL REMOTE AUTOSTART CONTACT REMOTE START TO CAN COMMUNICATION CONNECTION 90516_ORG_05.09.14 MGG155/210 Operating Manual 35319 C... -
Page 63: Dc Wiring - Mgg155 (24V Gcb)
Wiring Diagrams DC WIRING - MGG155 (24V GCB) Legend CPIC - CONTROL PANEL INTERFACE CONNECTOR 21 PIN EIC - ENGINE INTERFACE CONNECTOR SM - STARTER MOTOR PL - PANEL LIGHT SWITCH L1 - PANEL LIGHT 1 L2 - PANEL LIGHT 2... -
Page 64: Dc Wiring - Mgg210 (24V Gcb)
CLOSED RELAY CBOR - CIRCUIT BREAKER OPEN RELAY FPS - FUEL PRESSURE SWITCH LCLS - LOW COOLANT LEVEL SWITCH ST - SHUNT TRIP ALL WIRE IS 16 AWG UNLESS NOTED. DASHED LINES INDICATE CUSTOMER CONNECTIONS. MGG155/210 Operating Manual 35319 C... -
Page 65: Can Parallel Communication Connection - Mgg155 And Mgg210
R1 - GFI RECEPTACLE 1 120V 120V R2 - GFI RECEPTACLE 2 12 AWG 12 AWG 12 AWG 90535_A_08.25.14 CAN PARALLEL COMMUNICATION CONNECTION - MGG155 AND MGG210 FIRST GENERATOR MIDDLE GENERATORS LAST GENERATOR CAN OUT CAN IN CAN OUT CAN IN... - Page 66 Service Log OIL GRADE: _____________________________________ BRAND: __________________________________ COOLANT MIXTURE: _____________________________ BRAND: __________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ Hours to Coolant Hours to Coolant Date Oil Level Date Oil Level Service Level Service Level...
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