® Heavy Duty Power Equipment Owner’s Manual This manual contains important safety instructions for gasoline generator models: 4550Pro, 5650, 6500, 6500EL, 7550EL Pro that should be followed during installation and maintenance of the generator and batteries READ SAFETY WARNINGS AND OPERATING INSTRUCTIONS CAREFULLY, SAVE THESE INSTRUCTIONS. Contents: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16.
Heavy Duty Power Equipment DEK Product Lines 4550 Pro, 5650, 6500(EL), 7550 Pro For your convenience, DEK offers a complete range of generator accessories. Please ask your local retailer for more details or call [1] 919-550-3221. Universal Generator Cover: SAE 10W30 Motor Oil: Heavy duty nylon cover fits over most models of 4000W to 7500W generators. A flexible handle bar flap accommodates most common handle bar designs.
Heavy Duty Power Equipment 4550 Pro, 5650, 6500(EL), 7550 Pro DEK Product Lines Heavy Duty Power Equipment Other fine products offered by Commercial Lawn Mowers Heavy Duty Pressure Washers Rental Grade Chipper Shredders For more information or where to purchase DEK outdoor power equipment, visit us at: www.DEKPowerUSA.
Heavy Duty Power Equipment This owner’s manual is considered a permanent part of the generator and should remain with the generator if resold. The information and specifications included in this publication were in effect at the time of approval for printing. GXi Outdoor Power, LLC, exclusive marketer of DEK Heavy Duty Power Equipment, reserves the right to discontinue or change specifications or design at any time without notice and without incurring any obligation whatever.
Heavy Duty Power Equipment AC Applications WARNING Before connecting an appliance or power cord to the generator: 1. Make sure that appliances are in good working order. Faulty appliances or power cords can create a potential for electrical shock. If an appliance begins to operate abnormally, becomes sluggish or stops suddenly, turn it off immediately. 2. Disconnect the appliance, and determine whether the problem is the appliance, or if the rated load capacity of the generator has been exceeded. 3.
Heavy Duty Power Equipment Component Identification 4550 Pro, 5650, 6500(EL), 7550 Pro Fuel Cap Fuel Tank Generator models may have different features and/or options than shown in these diagrams. DEK reserves the right to alter product features and specifications. Choke Lever Battery (electric start option only) Air Filter Fuel Valve Oil Fill Cap—one one each side of the engine.
Heavy Duty Power Equipment Wheel Kit Assembly 4550 Pro, 5650, 6500(EL), 7550 Pro Required Tools (not supplied) 1. Adjustable wrench or a socket wrench with a 8 mm socket. Pre-assembled wheel / axle assembly. Approximate assembly time is 5 minutes. Supplied with your generator: 1. 2. Two(2) foot assemblies with two (2) 8 mm nuts. Two (2) wheel axle assemblies. Two pre-assembled, retractable, handle bars, one on each side of the generator frame. Twist to lock / unlock. Pull or push to extend / retract.
Heavy Duty Power Equipment Controls DC Terminals Some generators are shipped with optional DC battery charging cables, have a standard 12V DC receptacle, and have a 12V cigarette lighter style outlet. The battery must be connected to the generator DC terminals with the proper polarity (battery positive to generator red terminal and battery negative to the generator black terminal). 4550 Pro, 5650, 6500(EL), 7550 Pro Disconnecting the battery cables: 1. Stop the engine. 2.
Heavy Duty Power Equipment 4550 Pro, 5650, 6500(EL), 7550 Pro Controls WARNING Recoil Starter The engine was shipped without engine oil. DO NOT START THE ENGINE WITHOUT FILLING THE ENGINE WITH OIL. Use SAE 10W-30 for normal conditions and SAE 5W-30 when the ambient temperature is below 32° F. To start the engine, pull the starter grip lightly until resistance is felt, then pull briskly. NOTICE: Do not allow the starter grip to snap back against the engine.
Heavy Duty Power Equipment Operating the Generator 4550 Pro, 5650, 6500(EL), 7550 Pro DANGER CARBON MONOXIDE GAS CARBON MONOXIDE Using a generator indoors CAN KILL YOU IN MINUTES. Generator exhaust contains carbon monoxide (CO). This is a poison you cannot see or smell. If you can smell the generator exhaust, you are breathing CO. But even if you cannot smell the exhaust, you could be breathing CO. NEVER use a generator inside homes, garages, crawlspaces, or other partly enclosed areas.
Heavy Duty Power Equipment Operating the Generator Step 4. Set the fuel valve lever to the ON position by rotating it clockwise. Step 5. Pull the choke lever to the CLOSED position. See page 7 for a diagram of the choke lever. Step 6. Turn the generator ON/OFF switch to the “ON” position. Step 7. Start the engine 1. 2.
Heavy Duty Power Equipment MAINTENANCE Engine Oil Change Drain the oil while the engine is warm to assure rapid and complete draining. The Importance of Maintenance Good maintenance is essential for safe, economical, and trouble-free operation. It will also help reduce air pollution. 1. To help you properly care for your generator, the following pages include a maintenance schedule, routine inspection procedures, and simple maintenance procedures using basic hand tools.
Heavy Duty Power Equipment 4. 5. 6. 7. 4550 Pro, 5650, 6500(EL), 7550 Pro Maintenance TRANSPORTING When transporting the generator, turn the engine switch and the fuel valve OFF. Keep the generator level to prevent fuel spillage. Fuel vapor or spilled fuel may ignite. Visually inspect the spark plug. Discard it if the insulator is cracked, chipped or fouled. Measure the plug gap with a feeler gauge. Correct as necessary by carefully bending the side electrode. The gap should be: 0.028 0.031 in (0.
Heavy Duty Power Equipment Symptom: Potential Causes Fuel valve off/out of fuel Spark arrestor clogged Choke is open Vacuum check valve has failed On/Off switch broken Oil level too low Oil switch Recoil is broken Fuel filter is dirty Fuel is contaminated Spark plug boot off/loose Ignition coil failure Spark plug fouled or failed Carburator clogged Troubleshooting 4550 Pro, 5650, 6500(EL), 7550 Pro No spark, engine not catching, engine won't start Check / solution Fill tank/turn fuel valve on Remove, c
Heavy Duty Power Equipment Troubleshooting 4550 Pro, 5650, 6500(EL), 7550 Pro Symptom: Potential Causes Bad extension cord/power strip Device failed Push button breaker tripped GFCI tripped GFCI failed Broken wire Toggle switch failed Engine runs and volt meter shows 240VAC and 120VAC, but no power goes to connected devices Check / solution Try different / shorter extension cord or a different power strip Try a different light bulb or device Push button breaker tripped Push the red reset button very dee
Heavy Duty Power Equipment PRODUCTS COVERED BY THIS WARRANTY: Limited Warranty & Service 4550 Pro, 5650, 6500(EL), 7550 Pro LENGTH OF WARRANTY:* (FROM THE DATE OF ORIGINAL RETAIL PURCHASE) NONCOMMERCIAL/ NONCOMMERCIAL RENTAL RENTAL Engine 36 months / 300 hours 12 months / 300 hours 3 months / 300 hours Battery 3 months 3 months 3 months Alternator 36 months / 300 hours 12 months / 300 hours 3 months / 300 hours Electrical and Frame Components 24 months / 300 hours 12 months /300 hours 3
