Generac Generator Portable Generator User Manual
Contents
1. Keep the extin guisher properly charged and be familiar with its use If there are any questions pertaining to fire extinguishers consult the local fire department EXPLOSION HAZARDS A e Do not smoke around the generator s Wipe up any fuel or oil spills immediately Ensure that no combustible materials are left in the generator s compartment or on or near the generator s as FIRE or EXPLOSION may result Keep the area surrounding the generator s clean and free from debris PowerMaster Technical Manual 1 1 INTRODUCTION This manual has been prepared especially for the purpose of familiarizing personnel with the design application installation and operation of the appli cable equipment Read the manual carefully and comply with all instructions This will help to prevent accidents or damage to equipment that might other wise be caused by carelessness incorrect applica tion or improper procedures Every effort has been expended to make sure that the contents of this manual are both accurate and cur rent The manufacturer however reserves the right to change alter or otherwise improve the product at anytime without prior notice 1 2 EQUIPMENT DESCRIPTION The PowerMaster assembly is used to automatically disconnect selected loads from the generator output when a high demand appliance such as a central air conditioning system is started easing the burden on the generator The selected loads will then be2. are therefore not all inclusive If using a procedure work method or operating technique the manufacturer does not specifically recommend ensure that it is safe for others Also make sure the procedure work method or operating technique uti lized does not render the generator s unsafe A DIG A N Despite the safe design of the generator s operating this equipment imprudently neglect ing its maintenance or being careless can cause possible injury or death Permit only responsible and capable persons to operate or maintain this equipment DA Potentially lethal voltages are generated by these machines Ensure all steps are taken to render the machine safe before attempting to work on the generator s Parts of the generator s are rotating and or hot during operation Exercise care near running generators GENERAL HAZARDS For safety reasons the manufacturer requires that the installation initial start up and maintenance of this equipment is carried out by an Authorized Dealer The engine exhaust fumes contain carbon monox ide which can be DEADLY This dangerous gas if breathed in sufficient concentrations can cause unconsciousness or even death This exhaust system must be installed properly in strict com pliance with applicable codes and standards Following installation do nothing that might ren der the system unsafe or in noncompliance with such codes and standards Keep hands feet clothing
3. auto matically reconnected to the generator output once the high demand appliance is turned off The selected loads will only be disconnected if the transfer switch is in the generator position when the high demand appliance is started A total of up to two 240V 30Amp loads can be con nected to the system and be controlled by a total of up to two 24Vac control signals from various high demand appliances Once installation is completed the PowerMaster assembly will operate automatically without any need for user intervention or routine maintenance 1 3 UNPACKING THE BOX Carefully unpack the box and check for any damage that may have occurred during shipping Check to make certain all the following items are included Qty Part No Description 1 OF9110 PowerMaster assembly 1 0G0734 Manual installation and operating instructions 2 084464 Auxiliary contact switches 027770 Screws for mounting the auxiliary contact switches 4 043182 Washers for mounting the auxiliary contact switches 4 059051 Lug Ring 8 screw 10 12AWG 4 079679 Lug Fast on 3 16 inch 18 22AWG Section 1 General Information 1 4 ENCLOSURE DETAILS The enclosure is a National Electrical Manufacturer s Association NEMA 1 type NEMA 1 type enclosures are suitable only for indoor mounting 2 1 INTRODUCTION TO INSTALLATION This equipment has been wired and tested at the fac tory Installing this assembly includes the following pro c
4. etc away from drive belts fans and other moving or hot parts Never operate the unit with any drive belt or fan guard removed Adequate unobstructed flow of cooling and ventilat ing air is critical to correct generator s operation Do not alter the installation or permit even partial blockage of ventilation provisions as this can seri ously affect safe operation of the generator s When working on this equipment remain alert at all times Never work on the equipment when physically or mentally fatigued Inspect the generator s regularly and repair or replace all damaged or defective parts immedi ately Always use factory authorized parts Turn off the AC power to the battery charger before disconnecting the battery to minimize the chance of equipment damage Before performing any maintenance on the generator s disconnect its battery cables to pre vent accidental start up Remove control panel fuse then disconnect the cable from the battery post indicated by a NEGATIVE NEG or first Reconnect that cable last then reinstall control panel fuse Never use the generator s or any of its parts as a step Stepping on the unit can stress and break parts and may result in dangerous operating con ditions from leaking exhaust gases fuel leakage oil leakage etc AN ELECTRICAL HAZARDS All generators covered by this manual produce dangerous electrical voltages and can cause fatal electrical shock Utility power deli
5. switch e Strip the 18AWG wire 0 234 inch 15 64 and use an appropriate crimping tool to crimp the 3 16 fast on lugs provided e The two wires should be connected to pins 1 and 2 on the utility auxiliary switch 2 Connect the other end of the two wires to the Control Circuit 2 COM and N O positions on the terminal strip inside the PowerMaster assembly e These wires are not polarity sensitive e These wires should be stripped 0 25 inch Y4 before being inserted into the terminal strip The terminal strip clamping screws should be tightened to 7 inch pounds 2 7 RESTORING ALL POWER SUPPLIES Now that the PowerMaster installation is completed 1 Restore power to the appliance s disconnected in section 2 4 2 Turn the UTILITY NORMAL and EMERGENCY STANDBY power supplies back ON Section 3 Operation OPERATION PowerMaster Technical Manual spa 3 1 TESTING THE POWERMASTER Figure 3 System Diagram OPERATION The PowerMaster assembly can be functionally tested Power Master using the following steps Pr Ka Note the following steps will reference a central air a O conditioner being used as the high demand appliance So p a controlling the PowerMaster assembly 5 6 Load 1 l Ensure the Utility supply is available and the sTo transfer
6. the nearest authorized Generac Service Facility and only applies to permanently wired and mounted units e Any and all warranty repairs and or concerns must be performed and or addressed by an Authorized Certified Generac Power Systems Dealer or branch thereof e A Generac Power Systems Inc Transfer Switch is highly recommended to be used in conjunction with the generator set If a Non Generac Power Systems Inc Transfer Switch is substituted for use and directly causes damage to the generator set no warranty coverage shall apply e All warranty expense allowances are subject to the conditions defined in Generac Power Systems Warranty Policies Procedures and Flat Rate Manual e Units that have been resold are not covered under the Generac Power Systems Warranty as this Warranty is not transferable e Unit enclosure is only covered during the first year of the warranty provision e Use of Non Generac replacement part s will void the warranty in its entirety e Engine coolant heaters block heaters heater controls and circulating pumps are only covered during the first year of the warranty provision THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING Any unit built manufactured prior to July 1 2004 Costs of normal maintenance i e tune ups associated part s adjustments loose leaking clamps installation and start up Any failure caused by contaminated fuels oils coolants antifreeze or lack of proper fuels oils or coolants a
7. Authorized Service Dealer Normal maintenance service and replacement of parts are the responsibility of the owner operator and as such are not considered defects in materials or workmanship within the terms of the warranty Individual operating habits and usage contribute to the need for maintenance service Proper maintenance and care of the generator ensures a minimum number of problems and keep operating expenses at a minimum See an Authorized Service Dealer for service aids and accessories Operating instructions presented in this manual assume that the standby electric system has been installed by an Authorized Service Dealer or other competent qualified contractor Installation of this equipment is not a do it yourself project HOW TO OBTAIN SERVICE When the generator requires servicing or repairs contact an Authorized Service Dealer for assistance Service technicians are factory trained and are capa ble of handling all service needs When contacting an Authorized Service Dealer about parts and service always supply the complete model number of the unit as given on the front cover of this manual or on the DATA LABEL affixed to the unit AUTHORIZED DEALER LOCATION To locate the nearest AUTHORIZED SERVICE DEALER please call 1 800 333 1322 or visit the website at www generac com Introduction u2 22 Inside Front Cover Read This Manual Thoroughly IFC Operation
8. GENERAG POWER SYSTEMS INC PowerMaster Technical Manual This manual should remain with the unit A Da A ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD ATTEMPT INSTALLATION INTRODUCTION Thank you for purchasing the PowerMaster Assembly by Generac Power Systems Inc Every effort was expended to make sure that the information and instructions in this manual were both accurate and current at the time the manual was written However the manufacturer reserves the right to change alter or otherwise improve this product s at any time without prior notice READ THIS MANUAL THOROUGHLY If any portion of this manual is not understood con tact the nearest Authorized Service Dealer for start ing operating and servicing procedures Throughout this publication and on tags and decals affixed to the generator DANGER WARNING CAUTION and NOTE blocks are used to alert person nel to special instructions about a particular service or operation that may be hazardous if performed incorrectly or carelessly Observe them carefully Their definitions are as follows A DIE A After this heading read instructions that if not strictly complied with will result in personal injury or property damage WARNING amp After this heading read instructions that if not strictly complied with may result in personal injury or property damage caution amp After this heading read instruction
9. ION 2 4 CONNECTING THE CONTROL CIRCUITS The PowerMaster Load center is controlled by a 24Vac control voltage The most common application is to use the 24Vac control signal from a furnace or central air conditioning system but any 24Vac con trol signal may be used A total of two 24Vac control signals may be connected to the PowerMaster load center Any time either of the two 24Vac control signals is active both contactors will be energized disconnecting both of the selected loads The 24Vac control signals should be connected as follows e Refer to the system diagram and the wiring dia gram located in this manual e Refer to the field wiring decal on the inside of the enclosure cover for the control signal connection points 2 4 1 CONTROL CIRCUIT 1 CONNECTIONS WARNING amp IN To prevent damage to the appliance control circuitry or possible electrical shock be sure to disconnect all power sources to the appliance before making these connections Do not restore power to the appliance until the PowerMaster installation has been completed in it s entirety Using a minimum of 18AWG wire connect the 24Vac control signal from the Air conditioner or other high demand appliance to the two 24Vac control circuit 1 connections on the terminal strip inside the PowerMaster assembly The 18AWG wire should be stripped to 1 4 inch length before inserting into the terminal strip Tighten the terminal strip clampi
10. Systems Inc will at its option repair or replace any part s which upon examination inspection and testing by Generac Power Systems or an Authorized Certified Generac Power Systems Dealer or branch thereof is found to be defective under normal use and service in accordance with the warranty schedule set forth below Any equip ment that the purchaser owner claims to be defective must be examined by the nearest Authorized Certified Generac Power Systems Dealer or branch thereof This warranty applies only to Generac Power Systems Transfer Switch used in Standby applications as Generac Power Systems Inc has defined Transfer Switch applications provided said generator has been initially installed and or inspected on site by an Authorized Certified Generac Power Systems Dealer or branch thereof Scheduled maintenance as outlined by the generator owner s manual must be performed by an Authorized Certified Generac Power Systems Dealer or branch thereof This will verify service has been performed on the unit throughout the warranty period This warranty is limited to and available only on Liquid cooled units WARRANTY SCHEDULE YEAR ONE One hundred percent 100 coverage on mileage labor and parts listed e ALL COMPONENTS YEAR TWO One hundred percent 100 coverage on parts listed e ALL COMPONENTS PARTS ONLY Guidelines Travel allowance is limited to 300 miles maximum and 7 5 hours maximum per occurrence round trip to
11. a nonconducting imple ment such as a rope or board to free the victim from the live conductor If the victim is uncon scious apply first aid and get immediate medical help Never wear jewelry when working on this equip ment Jewelry can conduct electricity resulting in electric shock or may get caught in moving com ponents causing injury The enclosure door on this unit is grounded to the chassis with a wire The grounding wire must be reconnected when the door is replaced to reduce the risk of electric shock SAFETY RULES IMPORTANT SAFETY INSTRUCTIONS PowerMaster Technical Manual FIRE HAZARDS e For fire safety the generator s must be installed and maintained properly Installation always must comply with applicable codes standards laws and regulations Adhere strictly to local state and national electrical and building codes Comply with regulations the Occupational Safety and Health Administration OSHA has established Also ensure that the generator s is installed in accordance with the manufacturer s instructions and recommendations Following proper installa tion do nothing that might alter a safe installation and render the unit in noncompliance with the aforementioned codes standards laws and regu lations Keep a fire extinguisher near the generator s at all times Extinguishers rated ABC by the National Fire Protection Association are appropriate for use on the standby electric system
12. al Steel enclosures that are rusting due to improper installation location in a harsh or saltwater environment or scratched where integrity of paint applied is compromised Any and all expenses incurred investigating performance complaints unless defective Generac materials and or workmanship were the direct cause of the problem 17 Starting batteries fuses light bulbs engine fluids and overnight freight cost for replacement part s THIS WARRANTY IS IN PLACE OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED SPECIFICALLY GENERAC POWER SYSTEMS MAKES NO OTHER WARRANTIES AS TO THE MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to purchaser owner GENERAC POWER SYSTEMS ONLY LIABILITY SHALL BE THE REPAIR OR REPLACEMENT OF PART S AS STATED ABOVE IN NO EVENT SHALL GENERAC POWER SYSTEMS BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF SUCH DAMAGES ARE A DIRECT RESULT OF GENERAC POWER SYSTEMS INC NEGLIGENCE Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitations may not apply to purchaser owner Purchaser owner agrees to make no claims against Generac Power Systems Inc based on negligence This warranty gives purchaser owner specific legal rights Purchaser owner also may have other rights that vary from state to state Generac Power Systems I
13. and Maintenance um nenn IFC How to Obtain ServiCe ooocococccncnononocncnncnnncnnos IFC Authorized Dealer Locator Number IFC Safely Rules eee rere ern ee 2 Section 1 General Information 4 1 1 Introducir dnd 4 1 2 Equipment Description ooccoccnccnccnncnncnnnanicnn 4 1 3 Unpacking the BOX sser 4 1 4 Enclosure Details oococonccncncccnccnncccnncnnnoso 4 Section 2 InstallatiON coccccccconinommmm 4 2 1 Introduction to Installation 4 2 2 Mounting the Enclosure occccccccccccccccnaninanos 4 2 3 Connecting the Source Voltage s and Load S comia 5 2 3 1 Load 1 Connection Instructions 5 2 3 2 Load 2 Connection Instructions 5 2 4 Connecting the Control Circuits 5 2 4 1 Control Circuit 1 Connections 5 2 4 2 Control Circuit 2 Connections 5 2 5 Installing the Auxiliary Switches to the Transfer Switch eenee 6 2 6 Connecting the Auxiliary Switches 6 2 6 1 Generator Side Auxiliary Switch 6 2 6 2 Utility Side Auxiliary Switch 6 2 7 Restoring All Power Supplies u 6 Table of Contents or owerMaster Technical Manual en Section 3 Operation nunennanennnnennnnnununennenene 7 3 1 Testing the PowerMaster Operation 7 Section 4 Electrical Data nuunn 8 S
14. ection 5 Exploded Views amp Parts LiStS cias 10 Section 6 Notes coococococacacananarararararararararararasa 12 Section 7 Warranty Back Cover SAFETY RULES IMPORTANT SAFETY INSTRUCTIONS PowerMaster Technical Manual SAVE THESE INSTRUCTIONS This manual contains important instructions that should be followed during installation and maintenance of the generator and batteries The manufac turer suggests that these rules for safe operation be copied and posted in potential hazard areas Safety should be stressed to all operators and potential operators of this equipment e WARNING e The engine exhaust from this product contains chemicals known to the state of California to cause cancer birth defects or other reproductive harm e WARNING e This product contains or emits chemicals known to the state of California to cause cancer birth defects or other reproductive harm Study these SAFETY RULES carefully before install ing operating or servicing this equipment Become familiar with this Owner s Manual and with the unit The generator s can operate safely efficiently and reliably only if it is properly installed operated and maintained Many accidents are caused by failing to follow simple and fundamental rules or precautions The manufacturer cannot anticipate every possible circumstance that might involve a hazard The warn ings in this manual and on tags and decals affixed to the unit
15. edures Mounting the enclosure Connecting the source voltage s and load s Connecting the control circuit s Installing the Auxiliary switches to the transfer switch Connecting the Auxiliary switches Restoring all power supplies Testing the PowerMaster operation 2 2 MOUNTING THE ENCLOSURE Mounting dimensions for the enclosure are shown in figure 1 The enclosure should be wall mounted in an indoor location only preferably near the circuit breaker load center Mount the assembly vertically to a rigid supporting structure To prevent distortion level all mounting points If necessary use washers behind the mounting holes to level the assembly Figure 1 Mounting Dimensions 228 6 De bg 177 8 a PEN y HO Q o O O o O 254 210 O Oo o el O O o o o LN 0 9 1 2 3 CONNECTING THE SOURCE VOLTAGE S AND LOAD S The source voltage s are taken from the load center and connected to the PowerMaster assembly as fol lows e Refer to the system diagram and the wiring dia gram located in this manual e Refer to the field wiring decal on the inside of the enclosure cover for the contactor connection points and required tightening torque A DIE A Make sure to turn OFF both the UTILITY NOR MAL and EMERGENCY STANDBY power sup plies before trying to connect the source volt ages and the
16. loads Supply voltages are high and dangerous Contact with such high power supply lines will result in extremely hazardous possibly lethal electrical shock Do not turn these supplies back on until the PowerMaster installation has been completed in it s entirety 2 3 1 LOAD 1 CONNECTION INSTRUCTIONS 1 Select a 240V load to be automatically discon nected by the PowerMaster assembly 2 Remove the load connections from the 240V 2 Pole circuit breaker in the load center controlling the selected load 3 Using a suitable wiring method sized as 10AWG stranded wire route the wiring between the load center and the load disconnect box Using the ring lugs provided connect the 2 Pole circuit breaker to the Line 14 and Line 1B connections on contactor K1 in the PowerMaster assembly When making the connections to the contactor strip the 10AWG wire 0 312 inch 5 16 and use an appropriate crimping tool to crimp the ring lugs 4 Using the ring lugs provided connect the load connections removed in step 2 above to the Load 1A and Load 1B connections on contac tor Kl Strip the wire 0 312 inch 5 16 and use an appropriate crimping tool to crimp the ring lugs Tighten the terminal screws to 20 22 inch pounds 2 3 2 LOAD 2 CONNECTION INSTRUCTIONS If desired a second load can be connected to contac tor K2 in the same manner Section 2 Installation PowerMaster Technical Manual INSTALLAT
17. nc P O Box 8 Waukesha WI 53187 Ph 262 544 4811 Fax 262 544 4851 Bulletin 0166260SBY Printed in U S A 6 04 Part No 060734 Revision O 04 07 06 Printed in U S A
18. ng screws to 7 inch pounds 2 4 2 CONTROL CIRCUIT 2 CONNECTIONS If desired a second 24Vac control signal can be con nected to the PowerMaster assembly The second control signal should be connected to the two 24Vac control circuit 2 connections on the terminal strip inside the PowerMaster assembly INSTALLATION F Ib Section 2 Installation PowerMaster Technical Manual 2 5 INSTALLING THE AUXILIARY SWITCHES TO THE TRANSFER SWITCH The included auxiliary switches need to be added to the transfer switch to provide switch position sens ing to the PowerMaster assembly This allows the PowerMaster assembly to disconnect the selected loads only when the transfer switch is in the genera tor position These switches should be installed as follows Refer to figure 2 Figure 2 Auxiliary Switch Installation A y AUXILIARY SWITCH MOUNTING LOCATION Ti ri GENERATOR AUX SWITCH CONNEC JH UTILITY AUX SWITCH TTO CONNECT TO PINS 1 AND3 PINS 1 AND2 Qi WP 1 COMMON 2 NC GENERATOR I UTILITY 3 NO SWITCH SHOWN IN THE UTILITY POSITION SIDE VIEW MOUNTING THE AUXILIARY SWITCHES WARNING amp There are multiple voltage sources present inside the transfer switch enclosure Make sure t
19. ntifreeze Units sold rated or used for Prime Power Trailer Mounted or Rental Unit applications as Generac Power Systems has defined Prime Power Trailer Mounted or Rental Unit Contact a Generac Power Systems Distributor for Prime Power Trailer Mounted or Rental Unit definition and warranty Failures caused by any external cause or act of God such as but not limited to collision fire theft freezing vandalism riot or wars lightning earthquake windstorm hail volcanic eruption water or flood tornado hurricane terrorist acts or nuclear holocaust Products that are modified or altered in a manner not authorized by Generac Power Systems in writing Failures due but not limited to normal wear and tear accident misuse abuse negligence or improper installation or sizing Any incidental consequential or indirect damages caused by defects in materials or workmanship or any delay in repair or replacement of the defective part s Damage related to rodent and or insect infestation Failure due to misapplication misrepresentation or bi fuel conversion Telephone facsimile cellular phone satellite Internet or any other communication expenses Rental equipment used while warranty repairs are being performed i e rental generators cranes etc Overtime holiday or emergency labor Modes of transportation deemed abnormal refer to Generac Power Systems Warranty Policies Procedures and Flat Rate Manu
20. o turn OFF both the UTILITY NORMAL and the EMER GENCY STANDBY power sources before install ing the auxiliary switches Failure to do so could result in an extremely hazardous possibly lethal electrical shock Do not turn these supplies back on until the PowerMaster installation has been completed in it s entirety Mount the two auxiliary switches provided to the transfer switch using the four screws and four wash ers provided as shown in figure 2 2 6 CONNECTING THE AUXILIARY SWITCHES The auxiliary switches need to be connected to the PowerMaster assembly using a minimum of 18AWG wire as follows Refer to figure 2 2 6 1 GENERATOR SIDE AUXILIARY SWITCH 1 Connect one end of each of the two 18AWG wires to the generator auxiliary switch e Strip the 18AWG wire 0 234 inch 15 64 and use an appropriate crimping tool to crimp the 3 16 fast on lugs provided e The two wires should be connected to pins 1 and 3 on the generator auxiliary switch 2 Connect the other end of the two wires to the Control Circuit 1 COM and N O positions on the terminal strip inside the PowerMaster assembly e These wires are not polarity sensitive e These wires should be stripped 0 25 inch Y4 before being inserted into the terminal strip The terminal strip clamping screws should be tightened to 7 inch pounds 2 6 2 UTILITY SIDE AUXILIARY SWITCH 1 Connect one end of each of the two 18AWG wires to the utility auxiliary
21. p Parts Lists Assembly LISTS Oo PARTS amp 07 Q de NADA DNIOV3 13YAVE SSINAVH WOJ STWNIWASL ONIN TIVLSNI 10 Section 5 Exloded Views amp Parts Lists CG ts Assembly Drawing No 0F9110 A Oo 10 11 12 13 0F9080 0F9081 0C3211T 0C3211U 0C3211G 0F9072 074908 0C2265 0C2695 0C2323 0F9151 0F9152 0F9148 STRUCTURED ON HARNESS gt ORAApR NnNNnNnDNo LOAD DISCONNECT ENCLOSURE LOAD DISCONNECT ENCLOSURE COVER RELAY 40A 300VAC DPDT RELAY DPDT 24VAC 5A 8 PIN SOCKET RELAY 8 PIN BLOCK TERM 10MM 8 POS MOLEX SCREW HHTT M5 0 8 X 10BP SCREW PHTT M5 0 7 X 12 ZYC SCREW PHTT M4 0 7 X 20 ZYC SCREW PHTT 6 32 X 5 8 ZYC DECAL FIELD WIRING DECAL FRONT COVER HARNESS POWERMASTER NOT SHOWN 11 NOTES 12 Section 6 Notes Section 6 Notes NOTES 13 Section 7 Warranty WARRANTY PowerMaster Technical Manual GENERAC POWER SYSTEMS STANDARD TWO YEAR LIMITED WARRANTY FOR GENERAC TRANSFER SWITCH SYSTEMS NOTE ALL UNITS MUST HAVE A START UP INSPECTION PERFORMED BY AN AUTHORIZED GENERAC DEALER For a period of two 2 years or two thousand 2 000 hours of operation from the date of sale which ever occurs first Generac Power
22. s that if not strictly complied with could result in damage to equipment and or property NOTE After this heading read explanatory statements that require special emphasis These safety warnings cannot eliminate the hazards that they indicate Common sense and strict compli ance with the special instructions while performing the service are essential to preventing accidents Four commonly used safety symbols accompany the DANGER WARNING and CAUTION blocks The type of information each indicates is as follows IN This symbol points out important safety informa tion that if not followed could endanger personal safety and or property of others AA This symbol points out potential explosion hazard This symbol points out potential fire hazard This symbol points out potential electrical shock hazard The operator is responsible for proper and safe use of the equipment The manufacturer strongly recom mends that the operator read this Owner s Manual and thoroughly understand all instructions before using this equipment The manufacturer also strong ly recommends instructing other users to properly start and operate the unit This prepares them if they need to operate the equipment in an emergency OPERATION AND MAINTENANCE It is the operator s responsibility to perform all safety checks to make sure that all maintenance for safe operation is performed promptly and to have the equipment checked periodically by an
23. switch is in the utility position ES e Ensure the Central air conditioner is not run E de ning Transfer Nx e Check for proper operation of the load s con pie N nected to the PowerMaster assembly Contacts Load 2 2 Run the Central air conditioner Aut Awe eine e Check for proper operation of the load s con nected to the PowerMaster assembly 3 Stop the central air conditioner a e Check for proper operation of the load s con Circuit 1 nected to the PowerMaster assembly Sorra 4 Simulate a utility loss Circuit e Wait for the generator to start and run Wait for the transfer switch to transfer to the Standby position Ensure the Central air conditioner is still not running Check for proper operation of the load s con nected to the PowerMaster assembly 5 Run the central air conditioner Contactors K1 and K2 should both energize disconnecting the load s connected to the PowerMaster assembly Verify the load s connected to the PowerMaster assembly no longer operate 6 Stop the central air conditioner Contactors K1 and K2 should both de ener gize reconnecting the load s connected to the PowerMaster assembly Check for proper operation of the load s con nected to the PowerMaster assembly 7 Return the utility supply e Wait for the transfer switch to return to the utility position Wait for the generator to go through it s cool down period and shut off Check for proper operation of
24. the load s con nected to the PowerMaster assembly Testing completed ELECTRICAL pra gt 24 VAC CONTRO V C4 VAC CUNTR V Section 4 Electrical Data Electrical Schematic Drawing No 0F8146 A TRANSFER SWITCH SWITCHES SHOWN IN UTILITY POSITION UTILITY SI ENERAI R SI LTAGE 1 gt LTAGE 2 gt Section 4 Electrical Data Electrical Schematic Drawing No 0F8146 A ELECTRICAL DATA E 243 LOAD 1 i LINE _2B 4 AD MAST TERMINAL STRIP 24VAC Tole H H 20990 E CONTROL CIRCUIT 1 K3 CONTR CIRCUIT 2 K4 JEN ES CUSTOMER WIRING a e Drawing No 0F9110 A Section 5 Exloded Views am
25. vers extremely high and dangerous voltages to the transfer switch as does the standby generator when it is in opera tion Avoid contact with bare wires terminals connections etc while the unit is running Ensure all appropriate covers guards and barriers are in place before operating the generator s If working around an operating unit stand on an insulated dry surface to reduce shock hazard Do not handle any kind of electrical device while standing in water while barefoot or while hands or feet are wet DANGEROUS ELECTRICAL SHOCK MAY RESULT The National Electrical Code NEC requires the frame and external electrically conductive parts of the generator to be connected to an approved earth ground and or grounding rods Local electri cal codes also may require proper grounding of the generator electrical system After installing this standby electrical system the generator s may crank and start at any time with out warning When this occurs load circuits are transferred to the STANDBY generator power source To prevent possible injury if such a start and transfer occur always set the generator s AUTO OFF MANUAL switch to its OFF position before working on equipment and remove the negative battery lead In case of accident caused by electric shock imme diately shut down the source of electrical power If this is not possible attempt to free the victim from the live conductor AVOID DIRECT CONTACT WITH THE VICTIM Use
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