DuroStar DUAL FUEL DS4850EH User Manual Download Page 27

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SPECIFICATIONS

AC Rated Wattage (Gasoline)

3850W

AC Rated Wattage (Propane)

3465W

AC Surge Wattage (Gasoline)

4850W

AC Surge Wattage (Propane)

4365W

AC Rated Voltage

120/240V

AC Rated Frequency

60 Hz

AC Phase

Single

DC Voltage

12V

DC Amperage

8.3A

Dimensions

LENGTH

23.2in.

WIDTH

17in.

HEIGHT

17in.

Engine Type

4-Stroke OHV Forced-Air

Ignition System

Non-Contact Transistor

Displacement

224cc

Starting Type

Electric

Fuel Tank Capacity

3.96 US Gal. (15L)

Oil Capacity

20 fl. oz. (0.6L)

Run Time @ 50% (Gasoline)

12 hr.

Run Time @ 50% (Propane)

16 hr. (5 Gallon)

Noise Level

<69db

TROUBLESHOOTING

This section of the manual is to help you troubleshoot problems with your generator.

Summary of Contents for DUAL FUEL DS4850EH

Page 1: ...to ensure the accuracy of the information in this manual We reserve the right to change this product at any time without prior notice 5800 Ontario Mills Pkwy Ontario CA 91764 USA www duromaxpower com Call our Customer Care Team Toll Free 8 5pm PST Mon Fri 844 387 6629 User Manual Gasoline Propane Tank Not Included REV DS4850EH 08142018 ...

Page 2: ...he Gas Level 25 Starting the Generator Using Gasoline 26 Starting the Generator Using Propane 28 Starting the Generator 2 Shipping Braces 18 Wheel Kit Installation 19 Adding Oil 20 Adding Gasoline 21 Grounding the Generator 22 High Altitude Operation 22 Generator Setup 4 AC Usage 32 Connecting a Load to the Generator 34 Voltage Selector Switch 35 DC Usage 36 Using the Generator CONTENTS 3 ...

Page 3: ...ir Filter 44 Spark Plug Maintenance 46 Emptying the Gas Tank 48 Cleaning the Fuel Filter Cup 50 Storage and Transportation 51 Specifications 52 62 Basic Troubleshooting 54 Changing Inspecting the Carbon Brushes 55 Changing Inspecting the AVR 57 Maintenance and Care Warranty Troubleshooting 8 66 Contact Information ...

Page 4: ...ce on all sides to allow proper ventilation of the generator WARNING The exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm WARNING This generator produces heat when running Temperatures near exhaust can exceed 150 F 65 C Do not touch hot surfaces Pay attention to warning labels on the generator denoting hot parts ...

Page 5: ...OLTAGE ELECTRICAL THIS GENERATOR IS NOT INTENDED TO POWER SENSITIVE ELECTRONIC EQUIPMENT WITHOUT THE ADDITION OF AN APPROPRIATE LINE CONDITIONER SOLD SEPARATELY 5 Remove any flammable materials next to or from this equipment 7 Keep access doors on enclosures closed and locked when access is not required 8 Read and adhere to all electrical warnings and precautions discussed in the instruction manua...

Page 6: ... off The breaker is located on the right side of the front power panel Flip the breaker down to prevent accidental load when starting the generator 4 10 Close choke The choke lever is located above the air filter to the right of the recoil start Slide the lever to the left to cut the air supply and allow more gas into the engine to start 6 Open choke The choke lever is located above the air filter...

Page 7: ...is located above the recoil start on the bottom of the fuel tank Rotate the valve counter clockwise to the horizontal position to stop the flow of gasoline to the carburetor 4 12 Connect propane tank Thepropanehoseislocatedontheleftsideoftheregulator below the OHV valve cover Screw the open ACME nut connection to your propane tank and turn the tank on 6 Adjust choke The choke lever is located abov...

Page 8: ... 6 120 240v 4 Prong Receptacle 20 Power Boost 5 Circuit Breaker 7 Ground Terminal 9 Battery 12 Oil Fill and Dipstick 13 Engine Switch 14 Recoil Start 11 12v DC Charging Posts 16 Fuel Valve 19 Propane Connector GENERATOR COMPONENTS 14 1 Air Cleaner a removable cleanable oiled sponge like element that cleans the air going into the engine 2 Choke Lever Allows the airflow into the carburetor to be res...

Page 9: ...intenance Used to add oil to the generator without messy spills Assorted wrenches used in generator maintenance and assembly Commonly 8mm 10mm 13mm and 15mm Used in conjunction with the charging posts to charge 12v automotive style batteries or small DC appliances Used in spark plug maintenance inspection and installation Plug heads for the receptacles found on the generator are included to make o...

Page 10: ... e This piece is no longer needed and can be discarded 2 19 Install support legs Secure the support legs to the frame with provided bolts and lock nuts 1 Step 2 Wheel Kit Installation Optional Install wheels Install Handles a Securetheaxlebracketweldedtoaxletotheframewith the provided bolts and lock nuts b Secure the loose axle bracket to the frame with the provided bolts and lock nuts c Slide one...

Page 11: ...eratures Choose your oil viscosity using the chart to the left A small amount of oil from factory testing may be present on arrival Model Number DS4850EH Engine Oil Capacity 20 fl oz 0 6L 21 Step 4 Adding Gasoline Add Gasoline a Make sure the generator is on a level surface b Unscrew gas cap and set aside NOTE the gas cap may be tight and hard to unscrew c Slowly add unleaded gasoline to the fuel ...

Page 12: ... fuel mixture will be too rich Performance will decrease and fuel consumption will increase A very rich mixture will also foul the spark plug and cause hard starting Operation at an altitude that differs from that at which this engine was certified for extended periods of time may increase emissions High altitude performance can be improved by specific modifications to the carburetor If you always...

Page 13: ...place the cap when finished checking oil NOTE The oil capacity for your generator can be found in the Specifications section of this manual 1 25 Check Fuel Level Before starting the generator check to see that there is sufficient gasoline in the fuel tank The fuel gauge on top of the tank will give a rough estimate of the gasoline level The gauge will appear white then fill red as the tank is fill...

Page 14: ...the generator 1 Starting the Generator Using Gasoline Turn gas valve on Close choke Start the generator The gas valve is located above the recoil start on the bottom of the fuel tank Rotate the valve clockwise to the vertical position to turn on the gas supply The choke lever is located above the air filter to the right of the recoil start Slide the lever to the left to cut the air supply and allo...

Page 15: ...om of the fuel tank Rotate the valve counter clockwise to the horizontal position to stop the flow of gasoline to the carburetor The propane inlet is located on the far right side of the front panel Ensure the propane hose is securely connected to the inlet Screw the ACME nut connection on the propane hose to your propane tank and turn the tank on 2 3 4 29 28 Adjust choke The choke lever is locate...

Page 16: ...ne gas leaks shut off the LPG supply first and then quickly unplug or turn off any electrical devices powered by the unit 4 When stopping the engine unplug or turn off any electrical devices turn off the Main Circuit Breaker and then turn off the LPG Supply After the engine has stopped turn the KEY to OFF position 30 USING THE GENERATOR If this is not your first time using the generator there are ...

Page 17: ...und the rated wattage requirement of each electrical device add these numbers to find the total rated wattage you wish to draw from the generator If this number exceeds the rated wattage of the generator DO NOT connect all these devices Select a combination of electrical devices which has a total rated wattage lower than or equal to the rated wattage of the generator Fuel Source Rated Running Watt...

Page 18: ... the breaker ON Voltage Selector Switch Choosing the right power cord This generator features Power Boost Technology which gives the user the ability to double the power in the generator for more heavy duty applications The voltage selector switches the dual 120v AC windings of the generator to produce 120V ONLY or 120 240V If a 240V appliance is connected to the 4 prong receptacle the switch must...

Page 19: ...If battery acid is swallowed drink large quantities of milk and call a Physician immediately USING THE GENERATOR CONTINUED DC Usage Connect the battery Connect positive receptacle Start Generator Connect one charging wire to the positive terminal on the battery and the other charging wire to the negative terminal on the battery Connect the free end of the positive wire to the positive receptacle o...

Page 20: ...ce and storage of your generator is essential to ensure trouble free use of your generator when you need it By following the maintenance and care requirements you can keep your generator running smooth and efficient for years to come 39 38 ...

Page 21: ...he engine is off before you begin any maintenance or repairs Let the engine and exhaust system cool before touching To reduce the possibility of fire or explosion be careful when working around gasoline Use only a nonflammable solvent not gasoline to clean parts Keep cigarettes sparks and flames away from all fuel related parts SERVICE REGULAR SERVICE PERIOD BEFORE EACH USE EVERY MO OR 20 HRS EVER...

Page 22: ...hecking the oil Check the oil The generator is equipped with an automatic shutoff to protect it from damage due to low oil Nonetheless you should check the oil level of the engine before each use to ensure that the engine crankcase has a sufficient amount To check the oil level a Make sure the generator is on a level surface b Unscrew the oil filler dipstick cap c With a dry cloth wipe the oil off...

Page 23: ...d replace the cover 7 MAINTENANCE AND CARE CONTINUED Cleaning the air filter Open filter cover Remove filter element Wipe out filter casing Unhinge the clasps at the top and bottom of the air cleaner cover Remove the sponge like elements from the casing Wipe the dirt from inside the empty air cleaner casing 1 2 3 44 45 Wash filter element Wash the sponge like elements in household dish detergent a...

Page 24: ...included with this product Visually inspect the spark plug If it is cracked or chipped discard and replace with a new spark plug We recommend using a F6RTC spark plug such as NGK BPR5ES 1 2 3 Measure plug gap Measure the plug gap with a gauge The gap should be 0 7 0 8 mm 0 028 0 031 in 4 Clean and re gap Replace spark plug Replace spark plug cap If you are re using the spark plug use a wire brush ...

Page 25: ... season to another Gasoline sold at the pump today contains additives such as ethanol that even when stored properly may damage the fuel system components Drain gas from generator With a receptacle underneath the generator to catch the gas turn the fuel valve to the ON position Drain all the gas from the generator 4 Shut fuel valve off Replace fuel filter cup Store emptied gas Turn the fuel valve ...

Page 26: ... day 1 Turn off the main breaker 2 Allow the unit to run 3 5 minutes 3 Turn off the key 4 Store If you plan on starting the unit again within 30 days 1 Turn off the main breaker 2 Allow the unit to run 3 5 minutes 3 Turn off the fuel valve 4 Allow the unit to stall out 5 Turn off the key 6 Add fuel stabilizer to the gas remaining in the tank 7 Store If you do not plan to start the unit for longer ...

Page 27: ...Amperage 8 3A Dimensions LENGTH 23 2in WIDTH 17in HEIGHT 17in Engine Type 4 Stroke OHV Forced Air Ignition System Non Contact Transistor Displacement 224cc Starting Type Electric Fuel Tank Capacity 3 96 US Gal 15L Oil Capacity 20 fl oz 0 6L Run Time 50 Gasoline 12 hr Run Time 50 Propane 16 hr 5 Gallon Noise Level 69db 52 TROUBLESHOOTING This section of the manual is to help you troubleshoot proble...

Page 28: ...d Turn fuel valve to open Choke is open Close the choke Engine is out of fuel Add fuel Fuel is old or contaminated Change fuel Spark Plug is dirty Clean spark plug Spark Plug is broken Replace spark plug Generator is not level Move generator to a level surface Oil is low Add change oil Engine runs but there is no electrical output Circuit Breaker is Off Turn on circuit breaker Wiring connection is...

Page 29: ... Remove the 2 bolts of the generator cover then pull the cover off the generator Remove the 2 bolts holding the AVR Disconnect the wire clip 1 2 3 Changing Inspecting the Carbon Brushes Cont Install new brush Install new carbon brush with bolt 4 Connect AVR wires Insert and connect the 2 wires from the AVR be sure to connect and correctly 5 6 Replace generator cover Replace the back cover of the g...

Page 30: ... brush Remove the 2 wires from the AVR on the carbon brush 4 Install new AVR Install the new AVR with the 2 bolts 5 6 Reconnect wires to brush Reconnect the wire clip Replace generator cover Replace the back cover of the generator and secure with the 2 bolts 8 Changing Inspecting the AVR Continued TROUBLESHOOTING CONTINUED 59 58 ...

Page 31: ...WIRING DIAGRAM 61 60 ...

Page 32: ...ost to you including diagnosis parts and labor MANUFACTURER S WARRANTY COVERAGE This emissions control system is warranted for two years If any emissions related part on your equipment is defective the part will be repaired or replaced by DuroMax Power Equipment OWNER S WARRANTY RESPONSIBILITIES As the small off road engine owner you are responsible for performance of the required maintenance list...

Page 33: ...sed in the performance of any warranty maintenance or repairs and must be provided without charge to the owner a Such use will not reduce the warranty obligations of the manufacturer 9 Add on or modified parts that are not exempted by the Air Resources Board may not be used The use of any nonexempt add on or modified parts will be grounds for disallowing a warranty claim The manufacturer will not ...

Page 34: ...ors are your lifeline in the event of an emergency Should you have any problems please contact our customer service department DUROSTAR POWER EQUIPMENT 5800 Ontario Mills Parkway Ontario CA 91764 Customer Service 844 387 6629 Customer Service Hours 8 5pm PST Website www DuroMaxpower com Email customerservice DuroMaxpower com ...

Page 35: ...5800 Ontario Mills Parkway Ontario CA 91764 United States 844 387 6629 ...

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