Wyco WBP50 User Manual Download Page 1

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Concrete Vibrator

Backpack Model WBP50

VBR-UM-00173-EN-02 (March 2014)

User Manual

Summary of Contents for WBP50

Page 1: ...Concrete Vibrator Backpack Model WBP50 VBR UM 00173 EN 02 March 2014 User Manual ...

Page 2: ...Concrete Vibrator Backpack Model WBP50 Page 2 March 2014 ...

Page 3: ...peration 7 Safe Operating Precautions 7 Starting the Engine 7 Setting the Engine Speed 8 Stopping the Engine 9 Maintenance 9 Flex Shaft Grease 9 Vibrator Head Lubricant 9 Speed Increaser Servicing 9 Honda Engine GXH50 10 Servicing the Engine 10 The Importance of Maintenance 10 Maintenance Safety 10 Safety Precautions 10 Maintenance Schedule 11 Refueling 11 Engine Oil 12 Air Cleaner 13 Spark Plug 1...

Page 4: ...nty 16 Wyco Warranty 16 Wyco Drawings 16 W402535 Backpack Assembly 17 W402530 Frame Assembly 18 W402600 Speed Increaser Assembly 1 of 4 19 W402600 Speed Increaser Assembly 2 of 4 20 W402600 Speed Increaser Assembly 3 of 4 21 W402600 Speed Increaser Assembly 4 of 4 22 W402316 Replacement Clutch Kit 23 W402630 Quick Disconnect Adapter 23 ...

Page 5: ...stiffener mix with a lower water to cement ratio to be placed This increases concrete strength Reduced cold joints and honey combing 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 con...

Page 6: ... 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 you...

Page 7: ...ert 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 powere...

Page 8: ...up IMPORTAN I 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 Setting the Engine Speed 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 6 000 6 500 RPM Ope...

Page 9: ...awing W402316 Replacement Clutch Kit on page 23 Use the Wyco 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 spe...

Page 10: ...ent 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 SERVICING T...

Page 11: ...icient See the Honda Owner s Manual for service procedures 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 U S Research octane rating 91 or higher Pump octane rating 86 or higher This engine is certified to operate on unleaded gasoline with a pump octane rating of 86 or high...

Page 12: ...en remove it to check the oil level 3 If the oil level is near or below the lower limit mark on the dipstick fill with the recommended oil see 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 NOTE N Running the engine with a low oil level can cause engine damage This type of damage is not covered by t...

Page 13: ...he filter element in a non flammable solvent and allow to dry 2 Dip 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 Spark Plug Recommended Spark Plugs CR5HSB NGK U16FSR UB DENSO SCH...

Page 14: ...art 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 N 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 a...

Page 15: ...ons If your engine will be stored with gasoline in the fuel tank and carburetor it is important to reduce the hazard of gasoline 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 a...

Page 16: ...Possible Cause Correction Check air filter Filter element restricted Clean or replace filter element See Air Cleaner on page 13 Check fuel 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 Take engine to an authorized Honda...

Page 17: ...lat 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 G...

Page 18: ...ion 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 ...

Page 19: ...607 1 Q D connector speed increaser Honda 6 W402625 2 Shoulder screw hex head self locking 1 4 20 7 W402626 2 Hex nut black oxide grade 5 1 4 20 8 W402610 1 Plate bearing adapter retainer 9 W402627 1 O ring seal speed increaser 11 W402628 4 Screw socket head cap 10 24 x 2 1 4 long Z P 12 W402629 4 Screw socket head cap 1 4 28 x 3 00 black 13 W402125 1 Ring retaining internal 14 W402152 1 Screw but...

Page 20: ...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 Part Number 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...

Page 21: ...ut speed increaser 3 W402125 1 Ring retaining internal 4 W402602 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 ...

Page 22: ...5 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 Bra...

Page 23: ...r Honda engine hub bore diameter 0 6250 0 0000 0 0020 W402630 Quick Disconnect Adapter Item Part Number 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 ...

Page 24: ...er reserves the right to change product or system specifications without notice except to the extent an outstanding contractual obligation exists 2014 Badger Meter Inc All rights reserved Wyco Tool 8635 Washington Avenue Racine WI 53406 3738 USA Legacy Document Number 01 VBR UM 00372 wycosales wycotool com www wycotool com Phone 262 639 6770 Fax 262 639 2023 ...

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