User Manual - Categories On Jamieson Equipment Co., Inc.
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1. on page 13 Spark plug wet with fuel flooded engine Dry and reinstall the spark plug Start the engine with the throttle lever in the MAX position Take engine to an authorized Honda servicing dealer or refer to the Owner s Manual Fuel filter restricted carburetor malfunction ignition malfunction valves stuck Replace or repair faulty components Engine Lacks Possible Cause Correction Power Filter element restricted Check air filter Clean or replace filter element See Air Cleaner on page 13 Drain fuel tank and carburetor See Draining the Fuel Tank and Carburetor on page 15 Refuel with fresh gasoline See Refueling on page 11 Check fuel Bad fuel engine stored without treating or draining gasoline or refueled with bad gasoline Fuel filter restricted carburetor malfunction ignition malfunction valves stuck Take engine to an authorized Honda servicing dealer or refer to the Owner s Manual Replace or repair faulty components Back off the engine governor screw See Setting the Engine Speed on page 8 Check engine governor screw Throttle cannot fully open SERVICE Repair or replacement parts can be ordered from Wyco Tool Warranty repairs or chargeable repairs can be made by sending the product to the following address Always obtain an RA number Return Authorization and incl2. Concrete Vibrator WYCO Backpack Model WBP50 Division of Badger Meter User Manual Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 User Manual CONTENTS ale sa ER AR EV KAAR HAAR OE ASA AA BAKE AO AA RAAI AAR ESRA AE AO SAAD AE BRA RE 5 Benents of VIDIAUON x 2 24 a EEU Bn e de eee At a DER LE Ad HERDER RR ER N N Aa eS 5 Head and Shaft Selecionar sarro coran PRES DE 5 Adjusting tie BackDaEk we ae NE Ed RD BR ee A 6 ai AE OE EO EER OR TOE EE ee OS EE OER OROS ET ER ORE EET ET OE RE ERROR FO 6 Hip Bel ack 44 Weal Son amp eo ME ME EE RAM AD RR N MI RE N ER ED E Ge DA N NE RM Hi N ER DE 6 Shoulder PS s ssi a PER KAAP AE AA alpina brisas asar 6 We GR is EO HR EE EE EE ES RE ET EE SE OE EE EE OE EO N N EER 6 ACUM ad sane ras sa OE EO OT OR ET ESE SE TERE OR ON EO RE FEE 6 BE ME MOE OES a EE EE NT NE HR OE RE EO HON eee ee RT FO ES ET EES 6 Pre Operation Checks see 4 o ba a SES RE HR RE NEE MA EE DADA AAA AAA 7 is our Engine Ready lo GO s 24 coa RES BERK Pee a Ree Ge RS ERS eS ee ee Eee eg be EE ee 7 Oos de AAR TA SE ORE ae OE EE OE OT EER EE OE ET TERT EE OOS AR 7 Safe Operating Precautions 4 AO SA OT Pew nS OR EE eRe ER EO a 7 Starting the ENGINE oo sis AA oo dao sirida BRAAK PA AE KEER PA AA KOPIE RARAS 7 Setting the Engine Speed 4 4444 RE eae ee pee RES Ede DAE Re OOS KLA
3. Head 750 D 13 16 square 750 EH 1 square 750 Fl 1 3 8 square 750 Gl 1 3 4 square 750 LI 2 square recommended 750 SBI 2 round short LI is the largest sized head and is recommended with this unit Although a standard 14 foot shaft length is available for all head sizes the length may be cumbersome to handle The recommended shaft lengths are 7 and 10 feet Heavy duty flex shafts available for the 1 3 8 and larger head sizes only are available in the two most common lengths 7 ft part number W989509 and 10 ft part number W98951 2 These shafts have reinforcing springs that increase life in this application CK 8900 CK 9500 Use the head size that best matches the application Consider the vibrator s radius of action when selecting a vibrator head ensuring that the entire area of concrete is vibrated A vibrator s radius of action is approximately 4 times the head size head sizes are listed in the table above This is a general guide and it can vary significantly with variations in concrete mix design and type of application The radius of action is the distance from the vibrator head within which consolidation occurs Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 ADJUSTING THE BACKPACK The backpack has a number of straps that let you adjust your load for maximum comfort Frame The adjus
4. cool first Never refuel the engine inside a building where gasoline fumes may reach flames or sparks You may use regular unleaded gasoline containing no more than 10 Ethanol E10 or 5 Methanol by volume In addition Methanol must contain co solvents and corrosion inhibitors Use of fuels with content of Ethanol or Methanol greater than shown above may cause starting and or performance problems It may also damage metal rubber and plastic parts of the fuel system Engine damage or performance problems that result from using a fuel with percentages of Ethanol or Methanol greater than shown above are not covered under the warranty GASOLINE IS HIGHLY FLAMMABLE AND EXPLOSIVE AND YOU CAN BE BURNED OR SERIOUSLY INJURED WHEN REFUELING e STOP ENGINE AND KEEP HEAT SPARKS AND FLAME AWAY e REFUEL ONLY OUTDOORS e WIPE UP SPILLS IMMEDIATELY NOTE Fuel can damage paint and some types of plastic Be careful not to spill fuel when filling your fuel tank Damage caused by spilled fuel is not covered under the Distributor s Limited Warranty Move at least 1 meter 39 inches away from the fueling source and site before starting the engine 1 With the engine stopped and on a level surface remove the fuel filler cap and check the fuel level Refill the tank if the fuel level is low 2 Add fuel to the bottom of the fuel level mark of the fuel tank Do not overfill Wipe up spilled fuel before starting the engine Jamieson Equi
5. drawings at the back of this manual as a reference while assembling and disassembling 1 Remove 4 1 4 28x3 0 long socket head cap screws Wyco part number W402629 and the split ring lock washers Wyco part number W402117 from the speed increaser housing Wyco part number W402601 that attach it to the Honda GXH50 engine and disconnect the speed increaser housing from the motor 2 Remove 4 10 24x2 25 long socket head cap screws Wyco part number W402626 and the split ring lock washers Wyco part number W402XX from the motor adapter housing Wyco part number W402153 and allow the gear oil to drain from the gear housing 3 Remove the gear oil plug Wyco part number W402152 the nylon washer Wyco part number W402153 and allow the gear oil to drain from the gear housing 4 Clamp the speed increaser housing into a vise to secure it while removing the internal components 5 Hold the clutch drum Wyco part number W402187 in place using a chain or oil filter style strap wrench and unscrew the hex driver on the opposite end using a 5 16 allen wrench 6 When the clutch drum is removed it will allow for removal of the bearing adapter retainer plate Wyco part number W402610 This plate lifts off and interfaces with an O ring Wyco part number W402627 Remove the O ring to allow for removal of the input gear assembly Wyco part number W402615 7 Tap on the internal gear through the plug hole on the base of the speed increas
6. the filter element in clean engine oil then squeeze out all excess oil The engine will smoke when started if too much oil is left in the element 3 Wipe dirt from the air cleaner body and cover using a moist rag Be careful to prevent dirt from entering the carburetor User Manual AIR CLEANER BODY AIR CLEANER COVER FILTER ELEMENT Spark Plug Recommended Spark Plugs CR5HSB NGK U16FSR UB DENSO SCHEDULE NOTE An incorrect spark plug can cause engine damage For good performance the spark plug must be properly gapped and free of deposits 1 Disconnect the spark plug cap and remove any dirt from round the spark plug area 2 Remove the spark plug with a 5 8 spark plug wrench SPARK PLUG WRENCH UI VI XIN j A spark PLUG CAP JPL 3 Inspect the spark plug Replace it if it is damaged or badly fouled if the sealing washer is in poor condition or if the electrode is worn 4 Measure the spark plug electrode gap with a wire type feeler gauge Correct the gap if necessary by carefully bending the side electrode The gap should be 0 024 0 028 0 60 0 70 mm Side electrode 0 60 0 70 mm 0 024 0 028 in Sealing washer B 5 Install the spark plug carefully by hand to avoid cross threading Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 6 After the spark plug is seated tighten wi
7. 000 6 500 RPM Operating at excessive speeds may reduce the performance or life of the product OFF Maximum engine speed will change with the size of the id vibrator head and shaft Use the engine governor screw to ON adjust the throttle range within safe operational limits Set the throttle lever to the SLOW position Pull the starter pS grip lightly until you feel resistance then pull briskly Return pE the starter grip gently NOTE Do not allow the starter grip to snap back against MAX the engine Return it gently to prevent damage to ENGINE A the starter BOER MIN ENGINE THROTTLE LEVER a The engine throttle lever is controlled by the orange throttle lever on the left side of the backpack The throttle lever should be set to SLOW for startup FAST for operation and STOP for shutdown STARTER GRIP If the choke lever has been moved to the CLOSED position to start the engine gradually move it to the OPEN position as the engine warms up IMPORTANT The engine will not start if the throttle lever is all the way back in the OFF position Push the lever forward about 1 2 into the SLOW position to engage it Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Using the Tachometer The tachometer records engine hours and speed Press and release the tachometer button to toggle between Hours Tach and Service modes HOUA TACH ICONS M hourglass icon indicates hours
8. 4 x 2 1 4 long Z P 12 W402629 Screw socket head cap 1 4 28 x 3 00 black 13 W402125 Ring retaining internal 14 W402152 Screw button head cap 1 4 28 x 0 25 15 W402153 Washer nylon 16 W402187 Drum clutch backpack Honda Noram Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 W402600 Speed Increaser Assembly 2 of 4 Q OO y VIS LAL LLLLLLLLLLA EF AE A ono T E Doa CMa HEY FA Item PartNumber Qty Description 1 W402601 1 Housing speed increaser machined 5 W402620 1 Gear assembly output speed increaser 3 W402125 1 Ring retaining internal Item Part Number Qty Description 1 W419661 2 Bearing ball deep groove 2 W402131 1 Spacer bearing 3 W402619 1 Gear output shaft machined 4 W402189 1 Driver hex backpack black oxide Item PartNumber Qty Description 1 W402614 1 Gear input shaft machined 2 W419661 2 Bearing ball deep groove 3 W402131 1 Spacer bearing 4 W402602 1 Bearing adapter speed increaser Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 User Manual W402600 Speed Increaser Assembly 3 of 4 STA e a A ie en Bom a IDAS BE JLLZZZZZLLLLLL MAAS Item Pa
9. ABLE AND EXPLOSIVE AND YOU CAN BE BURNED OR SERIOUSLY INJURED WHEN HANDLING FUEL e STOP ENGINE AND KEEP HEAT SPARKS AND FLAME AWAY e HANDLE FUEL ONLY OUTDOORS e WIPE UP SPILLS IMMEDIATELY 1 Place an approved gasoline container below the carburetor and use a funnel to avoid spilling fuel 2 Drain the fuel tank and carburetor Remove the carburetor drain bolt then move the fuel valve to the ON position CARBURETOR AN DRAIN BOLT 3 After all the fuel has drained into the container reinstall the drain bolt carburetor equipped with a drain bolt type only Tighten the drain bolt or drain screw securely Engine Oil Change the engine oil see Engine Oil on page 12 Engine Cylinder 1 Remove the spark plug see Spark Plug on page 13 2 Pour a tablespoon 5 10 cm 5 10 cc of clean engine oil into the cylinder 3 Pull the starter grip several times to distribute the oil in the cylinder 4 Reinstall the spark plug 5 Pull the starter grip slowly until resistance is felt and the rib on the flywheel aligns with the notch on the fan cover This will close the valves so moisture cannot enter the engine cylinder Return the starter grip gently F L User Manual Align the rib on the flywheel with the notch on the fan cover Storage Precautions If your engine will be stored with gasoline in the fuel tank and carburetor it is important to reduce the hazard of gasoline
10. ERENS PERS TE EERS OE EO TOT EER EE LE POT EER EET EO OE FO 16 EERS NS a EE R EE IE EER EES ER EE OT EES TE A 16 Honda Engine PAP 4 4 465 OO RAD SRSA ER AEDS OCOD oe ERD Oe A RR EE Da 16 Honda Engine Warranty lt wees 44 eye 0b RED EO EA earn 16 WWYCO Walhalla AA sce reo OE Base FEES eed Eee EE EE OE ER HOE RED ee GRE Oa hee ao 16 WYCO BE Ee N PER ER OE Beeb ER ee E eee EE SN OE EE es tees N 16 W402535 Backpack Assembly oe oa Su ORDES OR EER OA SS ELS RP ROR OR PERD HOL HA RARR MS ED ER 17 W402530 Frame Eie AAR ON ER OE TE IE ON EEN EE ON EE OT EE ON 18 W402600 Speed Increaser Assembly 10f4 ee Se se se es ee 19 W402600 Speed Increaser Assembly 20f 4 SS SS eee eee 20 W402600 Speed Increaser Assembly 0f4 a 21 W402600 Speed Increaser Assembly 40f4 SS eee eee 22 W402316 Replacement Clutch Kits cas wo SE aaa 23 W402630 Quick Disconnect Adapter occiso OREM EOE aa AAA HED 23 Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 SAFETY Read and follow all safety precautions given in the Honda engine instruction manual for their GXH50 engine Read and follow the safety instructions given below e WHEN THE BACKPACK IS WORN THE FLEX SHAFT MUST ALWAYS BE ON THE RIGHT HAND SIDE OF THE OPERATOR AS ASSEMBLED BY THE FACTORY IF USED ON THE LEFT SIDE THE MUFFLER EXHAUST WOULD BE DIRECTED TOWARD THE OPERATOR S BACK CREATING A DANGEROUS SITUATION e NEVER FILL T
11. HE ENGINE WITH GAS WHILE THE BACKPACK IS ON OPERATOR S BACK OR WHILE IT IS RUNNING IF FUEL IS SPILLED WIPE IT AWAY CAREFULLY AND WAIT UNTIL THE FUEL HAS DRIED BEFORE STARTING THE ENGINE e FLAMMABLE NO SMOKING NEVER RUN THE ENGINE WITHOUT THE FLEX SHAFT ATTACHED WITH THE FLEX SHAFT REMOVED THE ROTATING SHAFT IS EXPOSED WHICH COULD GET ENTANGLED WITH LOOSE CLOTHING HANDS AND OTHER ITEMS CAUSING A DANGEROUS SITUATION e ALWAYS WEAR HEARING AND EYE PROTECTION e KEEP HANDS AWAY FROM HOT METAL PARTS OF THE ENGINE AND SPEED INCREASER DO NOT OPERATE THE UNIT ABOVE SPEEDS LISTED IN OPERATION ON PAGE 7 EXCESSIVE SPEEDS WILL DAMAGE THE ENGINE AND VIBRATOR HEAD AND IT WILL VOID ANY WARRANTY BENEFITS OF VIBRATION Why use Wyco products to vibrate e Increased concrete strength by removing air voids e Improved appearance by removing air voids Increased bond between concrete and reinforcing bars Fluidized concrete allows a stiffener mix with a lower water to cement ratio to be placed This increases concrete strength e Reduced cold joints and honey combing User Manual HEAD AND SHAFT SELECTION The WBP50 uses a quick disconnect Q D The Q D connect lets you push the flex shaft assembly into the motor connector rotate it 1 4 turn then use a lever mechanism to lock it in place If using a Wyco shaft with a threaded end threaded male connector part number W423500 is required Shaft
12. K ARRESTER SCREEN 2 Install the spark arrester and muffler protector in the reverse order of disassembly ai HELPFUL TIPS AND SUGGESTIONS Storing Your Engine Engine Storage Preparation Proper storage preparation is essential for keeping your engine trouble free and looking good The following steps will help to keep rust and corrosion from impairing your engine s function and appearance and will make the engine easier to start when you use it again Engine Cleaning If the engine has been running allow it to cool for at least half an hour before cleaning Clean all exterior surfaces touch up any damaged paint and coat other areas that may rust with a light film of oil NOTE Using a garden hose or pressure washing equipment can force water into the air cleaner or muffler opening Water in the air cleaner will soak the air filter and water that passes through the air filter or muffler can enter the cylinder causing damage Engine Fuel Gasoline will oxidize and deteriorate in storage Deteriorated gasoline will cause hard starting and it leaves gum deposits that clog the fuel system If the gasoline in your engine deteriorates during storage you may need to have the carburetor and other fuel system components serviced or replaced The length of time that gasoline can be left in your fuel tank and carburetor without causing functional problems will vary with such factors as gasoline blend your storage tempe
13. VO EE 8 Stopping TS ENG si sei RAAR RR AI PRE parara eee eee OOR AAA BES 9 Male AREE sos radares ae AE arado BRA ERA ee a 9 He halt Greas sais ES eee Ped epee RA BR AI REG HEI RAS AO SES DAE AA DER LE HO BES 9 Vibrator Head LUDMCANE sa s ia teen ache eee bake eee ed bbe ee eee eee EP ED HR DE RE EER N WEER IR eS 9 Speed Increaser Servicing ee eee 9 Honda Engine EG HO ee Eie SAT EED HR oh adas adria DER ee DE RR 10 Servicing the Engine is she RE KA AREAS RAP RR KAR AHAAA MA DOS EN AAA AAA ED MS BS 10 The Importance of Mainiterialic ss 6 oie Med e Re See Che eee ESS Ge RR we DRS Re ean 10 Maintenance Safety cds ns de ERA SU D GEE a A AR DERE REE 10 Safety Precaution re y ae a Ka OER Be ARME WERD RE E MG Ed KERRIES AGS IE RAS OR AN BEER EN 10 Maintenance Schedule sis asb sae HE RES DERE PA BEROEPE HR HARDE HERE RR RD RD RR EERE RE RS 11 MELLE EE SE EE SEE ET EE OE ER KEET OE EE OO EER EO FO ES EER ET FO OE 11 grein s MR TE EETL OE ORE ee A ra Aa a A ee ea 12 de SE OE a od OE o a E See A A pia SEER ES 13 Parcel saak EA RAAR ER AA AO lora ARIADNA AAA 13 Spark Arrester Optional Equipment 4 4 a4 ira Bees oa SR RR bb bowed a a de ERG 14 Stormo Your ENGINE sa seresa OE OR EE EE OE IE SI OOR EET EN SE TEST EI EER ARA EF 14 Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 Hide tie seed is ese AAR ARE RO EE oa ee a N OE OE OE N ARA A 16 SONIC ceras roses VEEL
14. d First Every3 Every 6 l Each month or operating hour ads month months months interval whichever comes first or 10 hr or 25 hr or 50 hr Check x Engine oil level Change heck X Air filter Clean Check Spark plug adjust Replace Spark arrester applicable types Sean Fuel tank and filter Clean Check dle speed adjust Valve clearance eS adjust Combustion Clean chamber Fuel tube Check See the Honda Owner s Manual 1 For commercial use log hours of operation to determine proper maintenance intervals 2 Service more frequently when used in dusty areas 3 Change engine oil every 25 hours when used under heavy load or in high ambient temperatures 4 These items should be serviced by your Honda servicing dealer unless you have the proper tools and are mechanically proficient See the Honda Owner s Manual for service procedures AD User Manual Failure to follow this maintenance schedule could result in non warrantable failures Refueling Recommended Fuel Unleaded gasoline U S Pump octane rating 86 or higher Except Research octane rating 91 or higher U S Pump octane rating 86 or higher This engine is certified to operate on unleaded gasoline with a pump octane rating of 86 or higher a research octane rating of 91 or higher Refuel in a well ventilated area with the engine stopped If the engine has been running allow it to
15. eft side of the backpack IMPORTANT The engine will not start ifthe throttle lever is all the way back in the OFF position Push the lever forward about 1 2 into the SLOW position to engage it OPERATION Safe Operating Precautions Before operating the engine for the first time please review the Safety on page 5 and Pre Operation Checks on page 7 CARBON MONOXIDE GAS IS TOXIC BREATHING IT CAN CAUSE UNCONSCIOUSNESS AND EVEN DEATH AVOID ANY AREAS OR ACTIONS THAT EXPOSE YOU TO CARBON MONOXIDE Vibrator Heads rotate at twice the speed of the engine and are designed for nominal speeds of 12 000 13 000 RPM Engine speed of 6 000 6 500 RPM Operating at excessive speeds may reduce the performance or life of the product Starting the Engine Move the fuel valve to the ON position FUEL VALVE LEVER F L Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 To start a cold engine move the choke lever to the CLOSED position To restart a warm engine leave the choke lever in CHOKE LEVER the OPEN position CHOKE LEVER OPEN CLOSED A Turn the engine switch to the ON position Setting the Engine Speed ENGINE SWITCH Position the throttle lever for the desired engine speed Vibrator heads rotate at twice the speed of the engine and are designed for nominal speeds of 12 000 13 000 RPM Engine speed of 6
16. eight across your chest Buckle the sternum strap and tighten until the shoulder straps are pulled inwards comfortably from your shoulders allowing your arms to move freely Pull the stabilizer straps located on either side of the hip belt to snug the pack body toward the hip belt and stabilize the load Final Tweaks Pull the stabilizer straps located on either side of the hip belt to snug the pack body toward the hip belt and stabilize the load Go back to the shoulder straps and carefully take a bit of tension off of them This ensures the majority of the weight is carried by your hips Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 PRE OPERATION CHECKS Is Your Engine Ready to Go For your safety and to maximize the service life of your equipment take a few minutes before you operate the engine to check its condition Take care of any problems you fine or have your servicing dealer correct them before you operate the engine IMPROPERLY MAINTAINING THE ENGINE OR FAILURE TO CORRECT A PROBLEM BEFORE OPERATION CAN CAUSE A MALFUNCTION IN WHICH YOU COULD BE SERIOUSLY INJURED OR KILLED ALWAYS PERFORM A PRE OPERATION INSPECTION BEFORE EACH OPERATION AND CORRECT ANY PROBLEM Before beginning your pre operation checks be sure the engine is level and the engine switch is in the OFF position Always check the following items before you start the engine Check the General Condition of
17. er to loosen and remove the input gear assembly 8 Remove the snap ring Wyco part number W402125 that holds the output gear assembly in place and remove the assembly from the housing Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 9 Inspect the gear teeth and verify they are not worn Check the bearings to verify they are functional turning smoothly and freely If either is worn replace them both IMPORTANT IFEITHER the gear teeth OR the bearings are worn replace them BOTH at the same time with Wyco part numbers W402615 and W402620 10 Clean the internal surfaces of the gear increaser housings including the O ring groove Wyco part numbers W402601 W402602 W402610 and W401612 before reassembly 11 Press the output gear assembly into place and install the snap ring Wyco part number W402125 in place to prevent it from backing out 12 Insert the input gear assembly into the cavity in the speed increaser housing You may need to use a 5 16 hex driver to rotate the output shaft to align the gear before the input gear assembly drops into the correct position 13 Install a new O ring Wyco part number W402627 into the groove around the bearing adapter 14 Position the bearing adapter plate Wyco part number W402610 into the mating groove so it contacts the bearing adapter Wyco part number W402602 15 Align the motor mounting bracket Wyc
18. g oil impreg flange bronze 10 402109 1 Ring retaining external 11 402600 1 Speed increaser assy gas backpack Honda 12 402313 3 Backpack throttle mount screw 10 24 x 1 2 long 13 402154 1 Meter RPM Hour with mounting screws 14 402315 2 Screw set 1 4 20 knurled cup point 15 402316 1 Assembly clutch Honda backpack 16 402317 1 Key square 3 16 x 0 875 long 17 402318 1 Screw socket head cap 1 4 28 x 1 2 long 18 402168 1 Washer flat clutch 19 402319 1 Collar shaft Honda backpack 20 402320 4 Screw flat socket head cap M6 x 16 mm long 21 402324 1 Backpack motor mount screw 10 32 x 3 8 long 22 402322 1 Clamp throttle cable Honda backpack 23 402534 1 Plate mounting isolator backpack 24 402150 1 Decal caution backpack engine 25 402323 1 Backpack Honda caution label 26 402325 1 Backpack Honda throttle spring plate 27 402525 1 Grounding screw SEMS 10 32 x 3 8 long 28 402326 1 Backpack Honda throttle spring 29 402523 1 Backpack Honda throttle governor lever 30 402327 1 Backpack Honda throttle swivel mounted to item 29 31 402524 1 El eet ac 0 03 0 07 thick zinc 32 402181 3 Tie cable mini 4 x 0 100 33 402522 6in Silicone coated fiberglass sleeving 0 085 ID 100 roll 34 402521 1 Ee blue 0 156 0 178 1 00 in OAL 35 402520 6 in Heat shrink tubing 3 8 expanded 1 4 recovered 36 402519 6in Spiral wrap 3 8 diameter 37 402184 1 Backpack Er
19. gopack decal 38 402185 1 Nameplate Ergopack Parts not shown Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 rh Concrete Vibrator Backpack Model WBP50 W402530 Frame Assembly DETAIL A Item Part Number Qty Description 1 W402513 1 Frame weldment backpack Honda 2 W402302 1 Backpack frame Deuter not shown 3 W402532 2 Brace frame backpack 4 W402527 8 Washer flat zinc plated 1 4 5 W402528 4 Screw socket head Nyloc 1 4 20 6 W402529 4 Nut zinc plated 1 4 20 7 W402150 1 Decal caution backpack engine 8 W402184 1 Backpack Ergopack Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 User Manual W402600 Speed Increaser Assembly 1 of 4 C1 Ate 2 I A EET LR PRAG EIN gl d Item Part Number Qty Description W402601 Housing speed increaser machined 2 W402602 Bearing adapter speed increaser 3 W402615 Gear assembly input speed increaser 4 W402620 Gear assembly output speed increaser 5 W402607 Q D connector speed increaser Honda 6 W402625 Shoulder screw hex head self locking 1 4 20 7 W402626 Hex nut black oxide grade 5 1 4 20 8 W402610 Plate bearing adapter retainer 9 W402627 O ring seal speed increaser 11 W402628 Screw socket head cap 10 2
20. il filler neck as shown but do not screw it in then remove it to check the oil level 3 Ifthe oil level is near or below the lower limit mark on the dipstick fill with the recommended oil see ai Recommended Oil on page 12 to the upper limit mark on the bottom edge of the oil fill hole Do not overfill 4 Reinstall the oil filler cap dipstick OIL FILLER CAP DIPSTICK OIL FILLER CAP DIPSTICK OIL FILL HOLE LOWER LIMIT bottom edge NOTE Running the engine with a low oil level can cause engine damage This type of damage is not covered by the Distributor s Limited Warranty The Oil Alert system applicable types will automatically stop the engine before the oil level falls below the safe limit However to avoid the inconvenience of an unexpected shutdown always check the engine oil level before startup Oil Change Drain the used oil when the engine is warm Warm oil drains quickly and completely Use a funnel with a long spout to add oil 1 Place a suitable container below the engine to catch the used oil then remove the oil filler cap dipstick oil drain plug and washer 2 Allow the used oil to drain completely then reinstall the oil drain plug and new washer and tighten the oil drain plug securely Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take used oil in a sealed container to your local recycling center or service station fo
21. l for safe economical and trouble free operation It also helps reduce pollution IMPROPER MAINTENANCE OR FAILURE TO CORRECT A PROBLEM BEFORE OPERATION CAN CAUSE A MALFUNCTION IN WHICH YOU CAN BE SERIOUSLY HURT OR KILLED ALWAYS FOLLOW THE INSPECTION AND MAINTENANCE RECOMMENDATIONS AND SCHEDULES IN THIS MANUAL To help you properly care for your engine the following pages include a maintenance schedule routine inspection procedures and simple maintenance procedures using basic hand tools Other service tasks that are more difficult or require special tools are best handled by professionals and are normally performed by a Honda technician or other qualified mechanic The maintenance schedule applies to normal operating conditions If you operate your engine under severe conditions such as sustained high load or high temperature operation or use in unusually wet or dusty conditions consult your servicing dealer for recommendations applicable to your individual needs and use Maintenance replacement or repair of the emission control devices and systems may be performed by any engine repair establishment or individual using parts that are certified to EPA standards Maintenance Safety Some of the most important safety precautions follow However we cannot warn you of every conceivable hazard that can arise in performing maintenance Only you can decide whether or not you should perform a given task Good maintena
22. nce is essential for safe economical and trouble free operation It also helps reduce pollution FAILURE TO PROPERLY FOLLOW MAINTENANCE INSTRUCTIONS AND PRECAUTIONS CAN CAUSE YOU TO BE SERIOUSLY HURT OR KILLED ALWAYS FOLLOW THE PROCEDURES AND PRECAUTIONS IN THIS MANUAL Safety Precautions e Make sure the engine is off before you begin any maintenance or repairs This will eliminate several potential hazards Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 0 Carbon monoxide poisoning from engine exhaust Operate outside away from open windows or doors 0 Burns from hot parts Let the engine and exhaust system cool before touching 0 Injury from moving parts Do not run the engine unless instructed to do so e Read the instructions before you begin and make sure you have the tools and skills required To reduce the possibility of fire or explosion be careful when working around gasoline Use only a non flammable solvent not gasoline to clean parts Keep cigarettes sparks and flames away from all fuel related parts Remember that an authorized Honda servicing dealer knows your engine best and is fully equipped to maintain and repair it To ensure the best quality and reliability use only new genuine Honda parts or their equivalents for repair and replacement Maintenance Schedule Regular Service Period 1 Perform at every indicate
23. o part number W402612 so the 4 holes for the 10 24 bolts align with the threaded blind holes on the speed increaser housing Wyco part number W402601 16 Apply Loctite 242 or equivalent thread locker onto the threads of four 10 24x2 25L SHCS Place the screws into the clearance holes on the motor mounting bracket Wyco part number W402612 and torque to 25 in lb 17 Align the clutch drum Wyco part number W402187 with the mating threads on the input gear Wyco part number W402614 and apply 40 ft lb of torque to tighten 18 Put 2 ounces of gear oil Wyco part number W402151 into the gear increaser housing through the 1 4 28 bolt hole on the housing opposite the motor mounting bracket 19 Install the 1 4 nylon washer Wyco part number W401253 and the 1 4 28x0 25 button cap screw Wyco part number W402152 and torque to 50 in lb 20 Align the motor bracket geometry with that on the Honda GXH50 engine Apply Loctite 242 or equivalent onto the bolt threads and slide four 1 4 lock washers Wyco part number W402117 onto the bolts Insert four 1 4 28x3 00 long alloy steel bolts Wyco part number W402629 into the clearance holes and torque to 10 ft lb Honda Engine GXH50 Follow the recommendations in the Honda engine Owner s Manual for their GXH50 engine regarding but not limited to the spark plug and air filter service a 5 SERVICING THE ENGINE The Importance of Maintenance Good maintenance is essentia
24. of operation RPM indicates tachometer mode To view the number of engine starts In Hours mode hourglass icon on left side of screen hold down the button The screen will display the number of Engine Starts To view the maximum RPM display On the RPM screen press and hold the button until Max 2RPM is displayed This is your Max RPM To clear the maximum RPM continue to hold the button until 00000 displays Stopping the Engine To stop the engine in an emergency simply turn the engine switch to the OFF position Under normal conditions use the following procedure 1 Move the orange throttle lever to the STOP position 2 Turn the engine switch to the OFF position ENGINE SWITCH 1 JH TA OFF User Manual MAINTENANCE Flex Shaft Grease After each 50 hours of use re grease the flex shaft with Wyco synthetic shaft grease 5148 Vibrator Head Lubricant If the vibrator head used is oil lubricated after 50 hours of use change oil with Wyco lubricant 514 0 Speed Increaser Servicing After 250 hours of operation the speed increaser assembly should be disassembled thoroughly cleaned and reassembled with 1 ounce of Wyco gear oil SF 1000 Wyco part number W402151 8 oz While disassembled check to see if the centrifugal clutch or the clutch drum need replacing due to wear A replacement clutch kit is available See drawing W402316 Replacement Clutch Kit on page 23 Use the Wyco
25. placement Clutch Kit Item Part Number Qty Description Clutch assembly 0 625 diameter straight shaft with 3 16 keyway for Honda engine hub bore diameter 402316 0 6250 0 0000 0 0020 W402630 Quick Disconnect Adapter Item PartNumber Qty Description 1 402607 1 Quick disconnect connector speed increaser Honda 2 423337 2 Quick disconnect screw 3 423336 2 Nut hex 10 24 4 423332 1 Quick disconnect self locking shoulder screw 5 423331 1 Quick disconnect lever bushing 6 423330 1 Quick disconnect lever Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280
26. pment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 FUEL FILLER CAP FUEL LEVEL MARK MAXIMUM FUEL LEVEL 3 Refuel carefully to avoid spilling fuel Do not fill the fuel tank completely It may be necessary to lower the fuel level depending on operating conditions After refueling tighten the fuel filler cap securely Keep gasoline away from appliance pilot lights barbecues electric appliances power tools and anything else that may generate a spark Spilled fuel is a fire hazard and causes environmental damage Wipe up spills immediately Engine Oil Oil is a major factor affecting performance and service life Use a 4 stroke automotive detergent oil Use a funnel with a long spout to add oil Recommended Oil Use 4 stroke motor oil that meets or exceeds the requirements for API service category SJ or later or equivalent Always check the API service label on the oil container to be sure it includes the letters SJ or later or equivalent 20 40 60 10 0 10 20 30 80 100 120 F 40 C SAE 10W 30 is recommended for general use Other viscosities shown in the chart may be used when the average temperature in your area is within the indicated range Oil Level Check Check the engine oil level with the engine stopped and ina level position 1 Remove the oil filler cap dipstick and wipe it clean 2 Insert the oil filler cap dipstick into the o
27. r reclamation Do not throw it in the trash pour it on the ground or pour it down a drain OIL FILLER CAP DIPSTICK OIL DRAIN PLUG 3 With the engine in a level position fill with the recommended oil see Recommended Oil on page 12 to the upper limit mark bottom edge of the oil fill hole Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 OIL FILLER CAP DIPSTICK Sd S UPPER LIMIT LOWER LIMIT NOTE Running the engine with a low oil level can cause engine damage This type of damage is not covered by the Distributor s Limited Warranty 4 Reinstall the oil filler cap dipstick securely Air Cleaner A dirty air cleaner will restrict air flow to the carburetor reducing engine performance If you operate the engine in very dusty areas clean the air filter more often than specified in the Maintenance Schedule on page 11 NOTE Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine causing rapid engine wear This type of damage is not covered by the Distributor s Limited Warranty Inspection Remove the air cleaner cover and inspect the filter element Clean or replace a dirty filter element Always replace a damaged filter element Cleaning 1 Clean the filter element in warm soapy water rinse and allow to dry thoroughly Or clean the filter element in a non flammable solvent and allow to dry 2 Dip
28. ratures and whether the fuel tank is partially or completely filled The air in a partially filled fuel tank promotes fuel deterioration Very warm storage temperatures accelerate fuel deterioration Fuel deterioration problems may occur within a few months or even less if the gasoline was not fresh when you filled the fuel tank Fuel system damage or engine performance problems resulting from neglected storage preparation are not covered under the Distributor s Limited Warranty You can extend fuel storage life by adding a gasoline stabilizer that is formulated for that purpose or you can avoid fuel deterioration problems by draining the fuel tank and carburetor Adding a Gasoline Stabilizer to Extend Fuel Storage Life When adding a gasoline stabilizer fill the fuel tank with fresh gasoline If only partially filled air in the tank will promote fuel deterioration during storage If you keep a container of gasoline for refueling be sure that it contains only fresh gasoline 1 Add gasoline stabilizer following the manufacturer s instructions Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 2 After adding a gasoline stabilizer run the engine outdoors for 10 minutes to be sure that treated gasoline has replaced the untreated gasoline in the carburetor 3 Stop the engine and move the fuel valve lever to the OFF position Draining the Fuel Tank and Carburetor GASOLINE IS HIGHLY FLAMM
29. rt Number Qty Description 1 W402601 1 Housing speed increaser machined 2 W402620 1 Gear assembly output speed increaser 3 W402125 1 Ring retaining internal 4 W2402602 1 Bearing adapter speed increaser 5 W402615 1 Gear assembly input speed increaser 6 W402610 1 Plate bearing adapter retainer 7 W402628 4 Screw socket head cap 10 24 x 2 1 4 long Z P 8 W402627 1 O ring seal speed increaser 9 W402187 1 Drum clutch backpack Honda Noram 10 W402612 1 Bracket motor mounts speed increaser Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 W402600 Speed Increaser Assembly 4 of 4 Item PartNumber Qty Description 1 W402601 1 Housing speed increaser machined 2 W402607 1 Coupling quick disconnect backpack 3 W402625 2 Shoulder screw hex head self locking 1 4 20 4 W402187 1 Drum clutch backpack Honda Noram 5 W402612 1 Bracket motor mounts speed increaser Item Part Number Qty Description 1 W402601 1 Housing speed increaser machined 2 W402607 1 Coupling quick disconnect backpack 3 W402152 2 Screw button head cap 1 4 28 x 0 25 4 W402153 1 Washer nylon 4 W402187 1 Drum clutch backpack Honda Noram 5 W402612 1 Bracket motor mounts speed increaser Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 User Manual W402316 Re
30. ssibility of fuel leakage Turn the fuel valve to the OFF position see Pre Operation Checks on page 7 Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 Concrete Vibrator Backpack Model WBP50 TROUBLESHOOTING Engine Will Not Start Possible Cause Correction Check control positions Fuel valve OFF Move lever to ON position Choke open Move lever to CLOSED position unless the engine is warm Engine switch OFF Turn engine switch to ON position Check engine oil level Engine oil level low Oil Alert stops engine Fill with the recommended oil to the proper level See Engine Oil on page 12 Check throttle wire Throttle wire nipple is Verify that the throttle not engaged wire is engaged See Check the Throttle Lever on page 7 Check throttle position Throttle is in STOP Move throttle to SLOW position position See Setting the Engine Speed on page 8 Check fuel Out of fuel Refuel See Refueling on page 11 Bad fuel engine stored without treating or draining gasoline or refueled with bad gasoline Drain fuel tank and carburetor See Draining the Fuel Tank and Carburetor on page 15 Refuel with fresh gasoline See Refueling on page 11 Remove and inspect spark plug Spark plug faulty fouled or improperly gapped Gap or replace spark plug See Spark Plug
31. table frame allows you to position the straps to fit your body 1 Loosen and pull out the Velcro closure 2 Put the harness strap into the right position then lace the straps through the 4 attachment loops Tighten the strap and secure the Velcro closure Te m ea Pn Hip Belt 1 Loosen all of the straps on the harness system and position the hip belt so the top of the iliac crest is about 1 down from the top of the hip belt Correct positioning will direct the weight onto your hips 2 Put the pack on your back so that the hip belt is resting over your hip bones 3 Close the hip belt buckle and tighten it 4 Checkthe padded sections of the hip belt to make sure they wrap around your hips comfortably Keep at least 1 of clearance on either side of the center buckle Shoulder Straps Pull down and back on the ends of the shoulder straps to tighten them Shoulder straps should fit closely to hold the pack body against your back keeping the load forward They should NOT carry the weight Load Lifters Load lifter straps are located just below the tops of your shoulders near your collarbones and should angle back toward the pack body at a 45 angle Gently snug the load lifter straps to pull weight off your shoulders Overtightening the load lifters will cause a gap to form between your shoulders and the shoulder straps Sternum Strap Adjust the sternum strap as needed to a comfortable h
32. th a 5 8 spark plug wrench to compress the sealing washer 7 When installing a new spark plug tighten 1 2 turn after the spark plug seats to compress the washer 8 When reinstalling the original spark plug tighten 1 8 to 1 4 turn after the spark plug seats to compress the washer NOTE A loose spark plug can overheat and damage the engine Overtightening the spark plug can damage the threads in the cylinder head 9 Attach the spark plug cap to the spark plug Spark Arrester Optional Equipment Your engine is not factory equipped with a spark arrester In some areas it is illegal to operate an engine without a spark arrester Check local laws and regulations A spark arrester is available from authorized Honda servicing dealers The spark arrester must be serviced every 100 hours to keep it functioning as designed If the engine has been running the muffler will be hot Allow it to cool before servicing the spark arrester Spark Arrester Removal 1 Remove the three 5 mm bolts from the muffler protector and remove the muffler protector 2 Remove the special screw from the spark arrester and remove the spark arrester from the muffler MUFFLER SPECIAL SCREW SPARK ARRESTER MUFFLER PROTECTOR 5mm BOLTS Spark Arrester Cleaning and Inspection 1 Usea brush to remove carbon deposits from the spark arrester screen Be careful not to damage the screen Replace the spark arrester if it has breaks or holes SPAR
33. the Engine 1 Look around and underneath the engine for signs of oil or gasoline leaks 2 Remove any excessive dirt or debris especially around the muffler and recoil starter 3 Look for signs of damage 4 Check that all shields and covers are in place and all nuts bolts and screws are tightened Check the Engine 1 Check the fuel level see Refueling on page 11 Starting with a full tank will help to eliminate or reduce operating interruptions for refueling 2 Check the engine oil level see Engine Oil on page 12 Running the engine with a low oil level can cause engine damage The Oil Alert system applicable types will automatically stop the engine before the oil level falls below safe limits However to avoid the inconvenience of an unexpected shutdown always check the engine oil level before startup 3 Check the air filter element see Air Cleaner on page 13 A dirty air filter element will restrict air flow to the carburetor reducing engine performance 4 Check the equipment powered by this engine Review the instructions provided with the equipment powered by this engine for any precautions and procedures that should be followed before engine startup User Manual Check the Throttle Lever The throttle lever controls the speed of the engine Push it forward to increase the engine speed Pull it back to decrease the engine speed The lever is an orange hand control located on the l
34. ude itin the address before returning any parts for warranty consideration or chargeable repair Phone 262 639 6770 or Toll free 800 233 9926 RA Wyco Tool 8635 Washington Avenue Racine Wisconsin 53406 3738 Engine parts may be obtained from your local Honda engine dealer found at www engines honda com or Honda Customer Relations at 770 497 6400 PARTS Honda Engine Parts When Wyco part numbers are listed the parts are available directly from Wyco Honda Engine Warranty Go to http engines honda com parts and support warranty info Wyco Warranty Go to http wycotool com manuals Wyco Drawings Description Drawing Backpack assembly W402535 Frame assembly W402530 Speed increaser assembly W402600 Replacement clutch kit W402316 Quick disconnect adapter W402630 Jamieson Equipment Company www jamiesonequipment com toll free 800 875 0280 W402535 Backpack Assembly User Manual Item ace Qty Description 1 4025630 1 Frame steel backpack Honda assembly 2 402304 1 Engine Honda 50 cc 2 5 hp 3 402307 1 Backpack echo throttle control 4 402306 3 Backpack motor mount locknut 10 24 5 402531 1 Assembly bracket Honda engine backpack weld 6 402526 6 Screw HHCS 5 16 18 x 5 8 GR 9 7 883126 6 Washer lock 5 16 zinc plated 8 402111 3 Isolator rubber backpack 9 402178 1 Bearin
35. vapor ignition Select a well ventilated storage area away from any appliance that operates with a flame such as a furnace water heater or clothes dryer Also avoid any area with a spark producing electric motor or where power tools are operated If possible avoid storage areas with high humidity because that promotes rust and corrosion Keep the engine level in storage Tilting can cause fuel or oil leakage With the engine and exhaust system cool cover the engine to keep out dust A hot engine and exhaust system can ignite or melt some materials Do not use sheet plastic as a dust cover A nonporous cover will trap moisture around the engine promoting rust and corrosion Removal from Storage Check your engine as described in Is Your Engine Ready to Go on page 7 If the fuel was drained during storage preparation fill the tank with fresh gasoline If you keep a container of gasoline for refueling be sure it contains only fresh gasoline Gasoline oxidizes and deteriorates over time causing hard starting If the cylinder was coated with oil during storage preparation the engine will smoke briefly at startup This is normal Transporting If the engine has been running allow it to cool for at least 15 minutes before loading the engine powered equipment on the transport vehicle A hot engine and exhaust system can burn you and can ignite some materials Keep the engine level when transporting to reduce the po
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