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INSTALLATION
GUIDELINES

50 Hz Air-cooled Generators

This manual should remain with the unit.



 NOT INTENDED FOR USE IN CRITICAL LIFE SUPPORT 

APPLICATIONS.



 THIS PRODUCT CAN BE INSTALLED BY THE HOMEOWNER.

HOWEVER, IF YOU ARE UNCOMFORTABLE WITH THE SKILLS 

OR TOOLS REQUIRED, HAVE A QUALIFIED ELECTRICIAN OR 

CONTRACTOR PERFORM THE INSTALLATION.



DEADLY EXHAUST FUMES! OUTDOOR INSTALLATION ONLY!

FOR THIS MANUAL IN SPANISH, PLEASE SEE THE 
INCLUDED CD.
FOR THIS MANUAL IN FRENCH, PLEASE SEE THE 
INCLUDED CD.
FOR THIS MANUAL IN RUSSIAN, PLEASE SEE THE 
INCLUDED CD.

REFERENCE ALL APPROPRIATE DOCUMENTATION.

Summary of Contents for G0062790

Page 1: ...OMEOWNER HOWEVER IF YOU ARE UNCOMFORTABLE WITH THE SKILLS OR TOOLS REQUIRED HAVE A QUALIFIED ELECTRICIAN OR CONTRACTOR PERFORM THE INSTALLATION DEADLY EXHAUST FUMES OUTDOOR INSTALLATION ONLY FOR THIS MANUAL IN SPANISH PLEASE SEE THE INCLUDED CD FOR THIS MANUAL IN FRENCH PLEASE SEE THE INCLUDED CD FOR THIS MANUAL IN RUSSIAN PLEASE SEE THE INCLUDED CD REFERENCE ALL APPROPRIATE DOCUMENTATION ...

Page 2: ...ns 15 5 3 Fuel Consumption 16 5 4 Fuel Line Sizing 16 5 5 Installing and Connecting Gas Lines 17 Section 6 Electrical Connections 20 6 1 Generator Connections 20 6 2 Control Wiring 20 6 3 Main AC Wiring 22 6 4 Battery Requirements 22 6 5 Battery Installation 22 Section 7 Control Panel Activation Start up Testing 23 7 1 Control Panel Interface 23 7 2 Generator Activation 24 7 3 Before Initial Start...

Page 3: ... they are restrictions to gas flow You must add 76 m 2 5 ft per each elbow tee etc to the overall calculated distance from the source to the generator Q Can I leave the unit on the shipping pallet and install it A No it must be installed per local jurisdiction code and the instructions as outlined by Generac Q Can the generator be mounted indoors or in a structure A No it is designed manufactured ...

Page 4: ...dure and will be found within the regular text body of this manual These safety warnings cannot eliminate the hazards that they indicate Common sense and strict compliance with the special instructions while performing the action or service are essential to preventing accidents Four commonly used safety symbols accompany the DANGER WARNING and CAUTION blocks The type of information each indicates ...

Page 5: ...GENERAL HAZARDS For safety reasons the manufacturer recommends that this equipment be installed by a Service Dealer or other competent qualified electrician or installation technician who is familiar with applicable codes standards and regulations The operator also must comply with all such codes standards and regulations Only an Authorized Service Dealer is allowed to perform warranty service on ...

Page 6: ...compliance with the aforementioned codes standards laws and regulations Keep a fire extinguisher near the generator at all times Extinguishers rated ABC by the National Fire Protection Association are appropriate for use on the standby electric system Keep the extinguisher properly charged and be familiar with its use Consult the local fire department with any questions pertaining to fire extingui...

Page 7: ...losion Protection By Deflagration Venting 8 NFPA 70E Standard For Electrical Safety In The Workplace 9 NFPA 99 Health Care Facilities Code 10 NFPA 101 Life Safety Code 11 NFPA 110 Standard for Emergency and Standby Power Systems 12 NFPA 211 Standard for Chimneys Fireplaces Vents and Solid Fuel Burning Appliances 13 NFPA 220 Standard on Types of Building Construction 14 NFPA 5000 Building Code 15 I...

Page 8: ...e with the freight carrier This is especially important if the generator will not be installed for a period of time This standby generator set is ready for installation with a factory supplied and pre mounted base pad and has a weather protective enclosure that is intended for outdoor installation only If any loss or damage is noted at time of delivery have the person s making the delivery note al...

Page 9: ...WILL damage the base The generator must be lifted from the wooden pallet to remove LID FRONT ACCESS PANEL REMOVE CRATING CLAMPS 4 Figure 2 2 Generator on Pallet 4 The lid will be locked A set of keys is located behind the breaker door Open the breaker door and cut the zip tie to remove the keys Use the keys to open the lid of the generator Figure 2 3 Circuit Breaker Box and Keys as shipped ...

Page 10: ...d is open remove the front access panel by lifting it up and out Also remove the black panel over top of the customer connection area 7 Perform a visual inspection for any hidden freight damage Figure 2 4 Inspecting for damage 8 Figure 2 5 illustrates the following Customer connection area underneath and behind the control panel Fuel regulator Battery compartment Location of Loose Shipped Parts CO...

Page 11: ...al Caps Install Owner s Manual not shown CD if applicable Main Line Circuit Breaker MLCB Locking Mechanism BATTERY TERMINAL CAP MLCB LOCKING MECHANISM KEYS WIRE SHIELDING FLEX FUEL LINE tywrapped to battery cable or alternator bolt MLCB TERMINAL CAPS Figure 2 7 Loose Parts With the UNPACKING INSPECTION FAMILIARIZATION completed proceed to Step 2 SECTION 3 SITE SELECTION and PREPARATION ...

Page 12: ...ce at the top should be a minimum of 914mm 60 in from any structure overhang or projec tions from the wall The generator should not be placed under a deck or other structure that is closed in and would limit or constrain air flow NOTE Removable fence panels for servicing cannot be placed less than 457 mm 18 in in front of the generator These guidelines are based upon fire testing of the generator ...

Page 13: ...all around The generator is typically placed on pea gravel crushed stone or a concrete pad Check local codes to see what type is required If a concrete pad is required all applicable codes should be followed 3 1 1 INSTALLATION GUIDELINES FOR STATIONARY AIR COOLED 8 10 13KVA GENERATORS The National Fire Protection Association has a standard for the installation and use of stationary combustion engi...

Page 14: ...t as soon as the battery cables are connected If the utility power supply is not turned off sparking can occur at the battery posts and cause an explosion 3 2 SITE PREPARATION Locate the mounting area as close as possible to the transfer switch and fuel supply Leave adequate room around the area for service access check local code and place high enough to keep rising water from reaching the genera...

Page 15: ...13 Figure 3 3 Compacted Gravel Site Figure 3 4 Concrete Pad Site After completing your SITE SELECTION and PREPARATION time for Step 3 SECTION 4 GENERATOR PLACEMENT ...

Page 16: ...oncrete pad Check local codes to see what type of site base is required If a concrete pad is required all federal state and local codes should be followed Place the generator on its mounting pad and position correctly as per the dimensional information given in Section 2 NOTE Generator must be level within 13 mm 0 5 in Figure 4 1 Composite pad When mounting the generator to concrete there are four...

Page 17: ...ors formed above the liquid fuel in the storage tank The unit will run on natural gas or LP gas but it has been factory set to run on natural gas Should the primary fuel need to be changed to LP gas the fuel system needs to be reconfigured See the Fuel Conversion section for instructions on converting the fuel system Recommended fuels should have a Btu content of at least 37 26 megajoules per cubi...

Page 18: ...er hour Values given are approximate Verify that gas meter is capable of providing enough fuel flow to include household appliances and all other loads Gaseous fuels such as natural gas and liquid propane LP gas are highly explosive Even the slightest spark can ignite such fuels and cause an explosion No leakage of fuel is permitted Natural gas which is lighter than air tends to collect in high ar...

Page 19: ...The minimum LP tank size is 250 gallons 946 L unless unit calculations dictate use of a larger tank Vertical tanks which are measured in pounds or kilograms will not usually meet the minimum tank size requirement A 1050 lb 476 kg vertical tank size minimum is required Pipe Size mm in kVA 19 0 75 25 1 32 1 25 8 21 33 70 77 72 225 304 8 1000 10 13 72 45 51 82 170 210 31 690 13 7 62 25 39 62 130 164 ...

Page 20: ...flexible fuel line in accordance with local regulations The purpose of the flexible fuel line is to ensure that vibration from the generator does not cause a gas leak at one of the connection points so it s important that the line be installed with as few bends as possible Configure the sediment trap if applicable or required by code as illustrated SEDIMENT TRAP Figure 5 3 Sediment Trap Figure 5 4...

Page 21: ...the gas pressure tester manometer Open the gas supply valve and ensure that the pressure is within the specified values NOTE See owner s manual or spec sheet for proper fuel pressure specifications If the gas pressure is not within specifications contact the local gas supplier 4 Close gas valve when completed Top Gas Pressure Test Port Fuel Regulator Gas Pressure Manometer Figure 5 5 Checking Pres...

Page 22: ...rator 2 Install the conduit and Main AC and Control Wires between the generator and the transfer switch See Figure 2 6 for knockout locations verify specific transfer switch wiring connections per model NOTE These wiring connections may be present on pre wired models NOTE This wiring can be run in the same conduit if the appropriate insulation rated wire is used or use the provided sleeve to separ...

Page 23: ...l Signal Wire Connect a non supplied T2 wire from the T2 fuse located in the transfer switch to connection point shown LARGE NEUTRAL LUG TORQUE SPEC 2 0 TO 14AWG 120 IN LB 13 56 N M 4 6 AWG 35 IN LB 3 95 N M 8 AWG 25 IN LB 2 82 N M 10 14 AWG 20 IN LB 2 26 N M LARGE GROUND LUG TORQUE SPEC 2 0 TO 14AWG 120 IN LB 13 56 N M SPRING LOADED CONNECTION POINTS A C D E OPTIONAL ALARM RELAY CONTACTS Normally...

Page 24: ...s and connection points to the proper torque specifications Torque specifications for the Main Line Circuit Breaker MLCB can be found on a decal located on the inside of the Main Line Circuit Breaker Door 6 4 BATTERY REQUIREMENTS Group 26R 12V 525CCA Minimum CCA 6 5 BATTERY INSTALLATION Fill the battery with the proper electrolyte fluid if necessary and have the battery fully charged before instal...

Page 25: ...curs when utility power source voltage droops below a preset level or during the normal exercise cycle To prevent possible injury that might be caused by such sudden starts always push the OFF button remove the fuses and disconnect the battery before work ing on or around the generator or transfer switch Then place a DO NOT OPERATE tag on the generator panel and on the trans fer switch 1 OFF Butto...

Page 26: ...P Upon first power up of the generator the display interface will begin an installation wizard The installation wizard will prompt the user to set the minimum settings to operate the generator These settings are Current Date Time and Exercise Day Time The maintenance intervals will be initialized when the exercise time is entered The exercise settings can be changed at any time via the EDIT menu I...

Page 27: ...kers that will be powered by the generator 4 Check the engine crankcase oil level and if necessary fill to the dipstick FULL mark with the recommended oil Do not fill above the FULL mark 5 Check the fuel supply Gaseous fuel lines must have been properly purged and leak tested in accordance with applicable fuel gas codes All fuel shutoff valves in the fuel supply lines must be open During initial s...

Page 28: ...ion 13 Push the generator s OFF button The engine should shut down NOTE It is important not to proceed until certain that generator AC voltage and frequency are correct and within the stated limits 7 6 GENERATOR TESTS UNDER LOAD To test the generator set with electrical loads applied proceed as follows 1 Ensure that the generator is OFF 2 Turn OFF all breakers electrical loads that will be powered...

Page 29: ...ximately 15 seconds the switch should transfer loads back to the utility power source Approximately one minute after re transfer the engine should shut down NOTE 50Hz generators do not have the quiet test function 7 8 INSTALLATION SUMMARY 1 Ensure that the installation has been properly performed as outlined by the manufacturer and that it meets all applicable laws and codes 2 Test and confirm pro...

Page 30: ...nfirm fuel pressure to regulator is 10 12 water column 19 22 mm mercury for LP and 3 5 7 water column 7 13 mm mercury for natural gas 4 Move selector to correct position The generator is set to OFF but the engine continues to run 1 Controller wired incorrectly 2 Defective control board 1 Repair wiring or replace controller 2 There is no AC output from the generator 1 Main line circuit breaker is i...

Page 31: ...ntact servicing dealer Unit will not start in AUTO with utility loss RED Check the LEDs Screen for alarms LOW VOLTS REMOVE LOAD Clear alarm and remove household loads from the generator Put back in AUTO and restart Unit will not start in AUTO with utility loss RED Check the LEDs Screen for alarms FUSE PROBLEM Check the 7 5 Amp fuse If it is bad replace it with an ATO 7 5 Amp fuse if not contact se...

Page 32: ...th oil recommendations Auxiliary Transfer Switch Lockout Enables any of the transfer switches to completely lock out one large electrical load by tying into its control system Fascia Skirt Wrap It snaps together around the base of the generator to provide a smoothing contoured look as well as rodent insect protection Touch Up Paint Kit Very important to maintain the look and integrity of the gener...

Page 33: ... 8 768 3 30 2 266 7 10 5 349 3 13 8 732 5 28 8 637 6 25 1 642 25 3 TRANSFER SWITCH 8KW 17KW IF SUPPLIED LEFT SIDE VIEW DO NOT LIFT BY ROOF SERVICE ENTRANCE TRANSFER SWITCH IF SUPPLIED n 30 2 n1 2 LIFTING HOLES 4 CORNERS FRONT VIEW Section 11 Installation Diagram 11 1 INSTALLATION DRAWING 0J9945 B ...

Page 34: ...NS FOR OPTIONAL MOUNTING TO A CONCRETE PAD TOP VIEW FRONT OF UNIT 16 0 5 8 DIA CLEARANCE HOLE 4 PLACES 3 8 DIA MASONRY ANCHOR BOLTS RECOMMENDED AIR INTAKE AIR OUTLET AIR INTAKE FUEL INLET 20KW 3 4 NPT 12KW 17KW 1 2 NPT 8KW 11KW 3 4 NPT USE SUPPLIED ADAPTER REQUIRED FUEL PRESSURE NATURAL GAS 5 7 WATER COLUMN LIQUID PROPANE VAPOR 10 12 WATER COLUMN GROUND LUG GROUND STUD CABLE ACCESS HOLE RIGHT SIDE...

Page 35: ...ITY STANDBY C1 VR1 C2 VR2 23 NEUTRAL BLOCK T1 N1 N2 T2 194 T1 T1 E2 E1 T2 T2 E1 N1 E2 N2 N1 N2 GROUND GRN NEUTRAL NEUTRAL WIRES IF SUPPLIED NEUTRAL WIRE IF SUPPLIED WHITE GREEN E1 E2 N1 T1 N2 194 23 N1 T1 N2 194 23 210 209 T2 RTS TRANSFER SWITCH 23 TO GROUNDING ELECTRODE NOTE WIRE ORIENTATION WARNING TRANSFER 12VDC 194 TOP VIEW SIDE VIEW CUSTOMER LOAD DISTRIBUTION PANEL SERVICE DISCONNECT UTILITY ...

Page 36: ...ense from Honeywell International Inc Waukesha WI 53189 Honeywell International Inc makes no representation or warranties with respect to this product honeywellgenerators com This product is manufactured by Generac Power Systems Inc Part No 0K0298Y12 Revision C 11 05 14 Printed in U S A ...

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