Harbor Freight Tools 90178 User's Manual
Contents
1. DEGREE ADJUSTING PLATE 37 SUPPORT ARM 31 FIGURE D 6 Secure the Degree Adjusting Arm part 38 to the Pivot Shaft of the Degree Adjusting Plate part 37 using one Bolt part 40 and one Nut part 8 See Figure D SKU 90178 PAGE 8 re Align the six mounting holes of the Connector Seal part 45 with the six mount ing holes in the Upper Drum part 47 Then glue not included the Connector Seal to the Upper Drum NOTE Make sure the Connector Seal lays flat on the Upper Drum to ensure a proper seal See Figure E MOUNTING HOLE CONNECTOR SEAL FIGURE E 45 8 Place the Upper Drum part 47 on the Lower Drum part 44 making sure the six mounting holes are aligned in both Insert six Bolts part 48 downward through each mounting hole Then secure the Upper Drum to the Lower Drum with six Flat Washers part 10 six Spring Washers part 9 and six Nuts part 50 See Figure F UPPER DRUM 47 BOLT 48 FLAT WASHER 10 SPRING WASHER 9 NUT 50 LOWER DRUM 44 FIGURE F 9 Mount the two Mixing Blades part 46 inside the Drum parts 44 47 assem bly with their V shaped bends pointing to the left Use four Bolts part 49 four SKU 90178 PAGE 9 Flat Washers part 10 four Spring Washers part 9 and four Nuts part 50 to secure the two Mixing Blades to the inside Drum assembly See Figure G DRUM ASSEMBLY 44 47 MIXING BLADE A 462. 50 HEX HEAD BOLT 27 HEX HEAD BOLT 27 FLAT WASHER 19 _ FLAT WASHER 19 SPRING WASHER 20 be SPRING WASHER 20 NUT 21 NUT 21 BOLT 48 BOLT 48 FLAT WASHER 19 FLAT WASHER 19 SPRING WASHER 20 SPRING WASHER 20 NUT 50 NUT 50 INNER COVER 23 FIGURE K FIXING PLATE 18 FLAT WASHER 10 SPRING WASHER 9 NUT 8 INNER COVER BOLT 13 23 ENGINE MOUNT PLATE BOLT 11 12 _ _ FLAT WASHER 10 lt SPRING WASHER 9 NUT 8 LEFT SIDE VIEW FRONT VIEW FIGURE L 15 Align the mounting hole in the Angle Brace of the Engine Mount Plate part 12 with the mounting hole in the Hinge Bracket part 2 Then secure the Angle Brace to the Hinge Bracket with one Bolt part 11 one Flat Washer part 10 one Spring Washer part 9 and one Nut part 8 See Figure L SKU 90178 PAGE 12 16 Unscrew the Thrust Screw part 17 located in the Large Pulley part 26 Align the Keyway Slot of the Large Pulley with the Key on the Shaft part 35 Using a hammer carefully tap the Large Pulley onto the Shaft Retighten the Thrust Screw to secure the Large Pulley in place See Figure M FIGURE M LARGE PULLEY 26 SHAFT 35 17 Loop the V Belt part 22 around the Large Pulley part 26 Set the gasoline Engine part 14 on the Engine Mount Plate part 12 with its Small Pulley part 16 facing the Inner Cover part 23 Then loop the V Belt aroun
3. Harbor Freight Tools at the number shown on the cover of this manual as soon as possible ASSEMBLY INSTRUCTIONS NOTE For additional references to the parts listed in the following pages refer to the Assembly Diagram on page 19 Assemble the Cement Mixer in a clean work area with a flat level floor surface that is capable of supporting the weight of this product and all required assembly tools not included ls With assistance insert the Stand part 1 into the Hinge Bracket part 2 and Support Bracket part 6 Align the four mounting holes of the Stand with the two mounting holes in the Hinge Bracket and two mounting holes in the Support Bracket Secure the Stand to the Hinge Bracket and Support Bracket using four Hex Bolts part 7 four Flat Washers part 10 four Spring Washers part 9 and four Nuts part 8 See Figure A HEX BOLT 7 HEX BOLT 7 FLAT WASHER 10 FLAT WASHER 10 SPRING WASHER 9 SPRING WASHER 9 NUT 8 a NUT 8 FIGURE A 2 Slide one Wheel part 5 onto one end of the Hinge Bracket part 2 axle Insert one Flat Washer part 3 onto the end of the Hinge Bracket and against the Wheel Insert one Pin part 4 through the holes located at the end of the Hinge Bracket axle Then spread both tongs of the Pin apart to secure the Wheel in place Repeat this step for the remaining Wheel See Figure B next page 3 With assistance set the Lower Drum part 44 with its pre
4. IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTUER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTI FIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR RE PLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACE MENT PARTS THERETO PARTS LIST Part Description _ 6 Pulley Large Hex Head Bolt T Hex Head Bolt 8 9 1 Mixing Blade 9 51 Small Fixing Plate Stand Hinge Bracket Flat Washer Pin Wheel Support Bracket Hex Bolt Nut Spring Washer Flat Washer Bolt Engine Mount Plate fi 2 3 4 O os 6 z 8 9 10 i 1 12 13 Bolt 14 15 i6 I7 O 18 19 20 21 22 23 24 25 wo 3 5 6 7 8 Gas Engine Ke Pulley Small Thrust Screw Fixing Plate Flat Washer Spring Washer Hex Nut V Belt Inner Cover Bolt Engine Cover 2 4 9 0 1 2 3 4 5 6 8 2 2 2 2 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 47 4 4 1 2 3 4 5 7 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Jo 3 J gt Ph J 9 J gt 9 TNX J J Jo TB J 3 J a J 9 J Jo PB TS PhO PRIA J OT Oo oO ojo ojojo Sz oO See Briggs amp Stratton Engine Parts List and Assembly Diagram fo
5. Tools Maintain this product with care Keep this product clean and dry for better and safer performance Maintenance For your safety service and maintenance should be performed regularly by a qualified technician Use the right tool for the job Do not attempt to force a small tool or attach ment to do the work of a larger industrial tool There are certain applications for which this tool was designed It will do the job better and more safely at the rate for which it was intended Do not modify this tool and do not use this tool for a purpose for which it was not intended WARNING The warnings precautions and instructions discussed in this manual cannot cover all possible conditions and situations that may occur The operator must understand that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SPECIFIC PRODUCT WARNINGS AND PRECAUTIONS Maintain a safe working environment Keep the work area well lit Make sure there is adequate surrounding workspace Always keep the work area free of obstructions grease oil trash and other debris Do not use the Cement Mixer in areas near flammable chemicals dusts and vapors Always place the Cement Mixer on a solid flat level surface that is ca pable of supporting the weight of the Mixer and its load SKU 90178 PAGE 3 10 11 12 13 14 15 16 Keep a safe clearance around the Cement Mixer Ke
6. 178 PAGE 14 INNER COVER 23 BOLT 24 p FLAT WASHER 10 __ SPRING WASHER 9 NUT 8 ENGINE COVER 25 FIGURE P OPERATING INSTRUCTIONS 1 IMPORTANT ALWAYS make sure the crankcase of the gasoline Engine part 14 is filled to the proper level with a premium quality 30 weight non detergent engine oil prior to starting the engine Failure to do so will result in damage to the Engine and void its warranty Refer to the Engine manufacturer s instruction manual for further information CAUTION NEVER REFILL THE ENGINE S FUEL TANK WHILE THE ENGINE PART 14 IS RUNNING 2 CAUTION Do not attempt to move the Cement Mixer when it is full and or in operation 3 Place the Cement Mixer on a solid flat level surface that is capable of support ing the weight of the Mixer and its load 4 Start the Engine part 14 and allow it to reach the appropriate operating speed and temperature as instructed in the Engine manufacturer s operating manual 5 NOTE Filling and emptying the Drum parts 44 47 is best done with the Drum rotating Do not turn off the Cement Mixer while full of cement 6 With the Drum parts 44 47 operating between 20 36 RPM the Cement Mixer is now ready for the addition of the cement mix T To determine the proper amount of water gravel cement and sand refer to Figure Q next page SKU 90178 PAGE 15 Sample Mix Volume Mix Volume Cubic Feet Cement 90 Lbs
7. Bag 5 174 Sand Gallons Shovels 9 12 18 23 FIGURE Q a i 1 1 8 For best results proceed as follows A Pour the required amount of water into the Drum parts 44 47 B Add the required amount of gravel into the Drum C Add the required amount of cement into the Drum D Add the required amount of sand into the Drum 9 Allow adequate time for the water gravel cement and sand to thoroughly mix 10 To discharge the cement mix pull out on the Degree Adjusting Arm part 38 and firmly with both hands pull down on the Degree Adjusting Arm until the de sired angle is achieved and the cement mix begins pouring out of the Drum parts 44 47 See Figure R DRUM 44 47 DEGREE ADJUSTING ARM 38 ENGINE FIGURE R SKU 90178 PAGE 16 After discharging the cement mix raise the Degree Adjusting Arm part 38 up to its original position See Figure Q Repeat Steps 5 through 11 if more cement mix is required When finished make sure to thoroughly clean the inside of the Drum parts 44 47 See Inspection Maintenance And Cleaning Section INSPECTION MAINTENANCE AND CLEANING WARNING Never perform any inspection maintenance or cleaning procedures on the Cement Mixer while it is running Before performing any services turn off the Engine part 14 and disconnect its spark plug wire to prevent accidental starting Before each use inspect the genera
8. CENTRAL MACHINERY CEMENT MIXER 3 5 CUBIC FOOT WITH BRIGGS amp STRATTON 3 5 HP ENGINE Model 90178 ASSEMBLY AND OPERATING INSTRUCTIONS 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http www harborfreight com Copyright 2003 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools For technical questions please call 1 800 444 3353 PRODUCT SPECIFICATIONS im _____Deseription Engine Type 3 5 HP Briggs amp Stratton Model 922502 1229E2 600 RPM Engine Code 0204013A Two 9 1 2 Diameter x 1 1 4 Wide with 1 Arbor Cast Iron Engine Sleeve All Steel Construction Weight 154 Pounds SAVE THIS MANUAL You will need this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures parts list and assembly diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep this manual and invoice in a safe and dry place for future reference GENERAL SAFETY WARNINGS AND PRECAUTIONS 1 Keep work area clean and dry Cluttered damp or wet work areas invite injuries 2 Keep children away from work area Do not allow children to handle or climb on or in this product 3 Store idle equipment When not in use tools and equipment should be st
9. attached Support Arm part 31 into the Stand part 1 assembly Align the two mounting holes in the Support Arm with the two mounting holes in the Stand assembly Then secure the Lower Drum to the Stand assembly using two Hex Bolts part 7 two Flat SKU 90178 PAGE 6 WHEEL 5 FLAT WASHER 3 A FIGURE B PIN 4 Washers part 10 two Spring Washers part 9 and two Nuts part 8 See Figure C LOWER DRUM 44 HEX BOLT 7 HEX BOLT 7 FLAT WASHER 10 O l FLAT WASHER 10 SPRING WASHER 9 l SPRING WASHER 9 NUT 8 j NUT 8 FIGURE C 4 Align the two mounting holes in the Degree Adjusting Plate part 37 with the two mounting holes located on the upper right side of the Support Arm part 31 Then attach the Degree Adjusting Plate to the Support Arm using two Hex Head Bolts part 27 two Flat Washers part 10 two Spring Washers part 9 and two Nuts part 8 See Figure C and Figure D next page 5 Insert the Spring part 39 into the lower portion of the Degree Adjusting Arm part 38 Then insert the Degree Adjusting Arm onto the Pivot Shaft of the Degree Adjusting Plate part 37 See Figure D SKU 90178 PAGE 7 HEX HEAD BOLT 27 FLAT WASHER 10 NOT SHOWN SPRING WASHER 9 NOT SHOWN NUT 8 NOT SHOWN DEGREE ADJUSTING DEGREE PLATE ADJUSTING 37 ARM 38 SPRING 39 PIVOT ARM OF DEGREE ADJUSTING PLATE 37 DEGREE ADJUSTING ARM
10. d the Small Pulley See Figure N LARGE PULLEY 26 INNER COVER 23 V BELT 22 SMALL PULLEY 16 GASOLINE ENGINE 14 ENGINE MOUNT PLATE 12 FIGURE N SKU 90178 PAGE 13 18 Align the four mounting holes in the base of the Engine part 14 with the four mounting slots in the Engine Mount Plate 12 Insert four Hex Bolts part 7 downward through the mounting holes and mounting slots Insert one Flat Washer part 10 and one Spring Washer part 9 on each of the four Bolts Then finger tighten only one Nut part 8 onto each of the four Bolts See Figure O 19 Use a straight edge chisel ruler etc to make sure the Large Pulley part 26 and Small Pulley part 16 are aligned parallel to one another If necessary move the Engine part 14 forward or backward along the Engine Mount Plate part 12 Once aligned secure the Engine in place by tightening the four Nuts part 8 See Figure O ALIGN LARGE PULLEY 26 AND ENGINE MOUNT SMALL PULLEY 16 PLATE HEX BOLT 7 12 FLAT WASHER 10 SPRING WASHER 9 NUT 8 FIGURE O 20 Align the seven mounting holes in the Engine Cover part 25 with the seven mounting holes in the Inner Cover part 23 Then secure the Engine Cover to the Inner Cover using seven Bolts part 24 seven Flat Washers part 10 seven Spring Washers part 9 and seven Nuts part 8 See Figure P next page SKU 90
11. ep all people except the operator a minimum of six feet from the Mixer during operation Keep all guards in place and in proper working condition Remove adjusting tools shovels hand trowels etc Make sure all adjusting tools shovels hand trowels and other tools and equipment are removed from the Cement Mixer prior to turning it on Never stick your hands and or tools into the Drum Assembly parts 44 47 while the Cement Mixer is in operation Do not overload the Cement Mixer An overload may damage the equipment Do not move the Cement Mixer during operation The Mixer could tip over or the Engine could be damaged Use eye and hand protection Wear ANSI approved safety impact eye goggles and heavy duty work gloves when using the Cement Mixer ANSI approved safety impact eye goggles and heavy duty work gloves are available from Harbor Freight Tools Prolonged exposure to noise levels above 85 dBA is hazardous to hearing Always wear ANSI approved hearing protection when operating or working near the Cement Mixer while it is running ANSI approved hearing protectors are available from Harbor Freight Tools Prior to using the Cement Mixer make sure you read and completely under stand this instruction manual and the gasoline Engine manufacturer s instruction manual Make sure to fill the gasoline Engine part 14 with a premium quality 30 weight non detergent engine oil before each use Running the Engine with n
12. es in the exhaust system can create a potentially explosive condition This buildup can occur after repeated failed start attempts valve testing or hot Engine part 14 shutdown If this occurs open the exhaust system drain plugs if equipped and allow the gases to dissi pate before attempting to restart the Engine WARNING Carbon monoxide exhaust from the Engine part 14 can cause severe nausea fainting or death Do not operate the Cement Mixer inside a closed building or a poorly ventilated area Carbon monoxide is a colorless odorless gas that can cause death Use only Engine part 14 manufacturer recommended fuel and oil Always turn off the Engine part 14 Allow the Engine to completely cool and disconnect the Engine s spark plug cable from the spark plug before per forming any inspection maintenance or cleaning on the Cement Mixer WARNING This product contains or produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm California Health amp Safety Code 25249 5 et seq WARNING People with pacemakers should consult with their physician s before using this product Operation of equipment in close proximity to a heart pacemaker could cause interference or failure of the pacemaker SKU 90178 PAGE 5 UNPACKING When unpacking check to make sure all the parts shown on the Parts List on page 18 are included If any parts are missing or broken please call
13. l condition of the Cement Mixer Check for loose screws misalignment or binding of moving parts cracked or broken parts damaged and any other condition that may affect the safe operation of this tool If abnormal noise or vibration occurs immediately turn off the Engine part 14 disconnect the Engine s spark plug wire and have the problem cor rected before further use Do not use damaged equipment Thoroughly clean the Cement Mixer at the end of each day s operation The Drum parts 44 47 may be scoured for approximately two minutes using a gravel and water mixture Then discharge the gravel water mixture and hose down the Drum inside and out Dried cement should be scraped out of the Drum parts 44 47 Do not beat on the Drum with a shovel or other tools to break up accumulations of dried cement mix as damage to the Cement Mixer may result Do not pour or spray water on the gasoline Engine part 14 Daily check the oil level in the gasoline Engine part 14 Refer to the Engine manufacturer s operation manual for the type and level of oil recommended and all other Engine service and maintenance instructions SKU 90178 PAGE 17 PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY REP RESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE
14. o oil or low oil will cause damage to the Engine and void the warranty When checking the Engine s part 14 oil level make sure to unscrew do not pull the Dip Stick out Gasoline fuel and fumes are flammable and potentially explosive Use proper fuel storage and handling procedures Always have multiple ABC class fire extinguishers nearby Keep the Cement Mixer and surrounding area clean at all times When spills of fuel or oil occur they must be cleaned up immediately SKU 90178 PAGE 4 17 18 19 20 21 22 23 24 25 26 27 28 Dispose of fluids and cleaning materials in accordance with all local state or federal codes and regulations Store oil rags in a covered metal container Never store fuel or other flammable materials near the Cement Mixer Do not smoke or allow sparks flames or other sources of ignition around the Engine part 14 and its fuel tank Fuel vapors are explosive Keep grounded conductive objects such as tools away from exposed live electrical parts and connections to avoid sparking or arcing These events could ignite fumes or vapors Do not refill the fuel tank while the Engine part 14 is running Do not operate the Cement Mixer with known leaks in the fuel system Avoid body contact with fuels oils and lubricants used for the Cement Mixer Avoid contact with hot fuel oil exhaust fumes and solid surfaces Excessive buildup of unburned fuel gas
15. ored in a dry location to inhibit rust Always lock up tools and equipment and keep out of reach of children 4 Do not use this product if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgement or reflexes are impaired while taking drugs If there is any doubt do not attempt to use this product 5 Dress safely Do not wear loose clothing or jewelry as they can become caught in moving parts Wear a protective hair covering to prevent long hair from be coming caught in moving parts If wearing a long sleeve shirt roll sleeves up above elbows SKU 90178 PAGE 2 10 11 12 13 14 Do not overreach Keep proper footing and balance at all times to prevent tripping falling back injury etcetera Industrial applications must follow OSHA requirements Stay alert Watch what you are doing at all times Use common sense Do not use this product when you are tired or distracted from the job at hand Check for damaged parts Before using this product carefully check that it will operate properly and perform its intended function Check for damaged parts and any other conditions that may affect the operation of this product Replace or repair damaged or worn parts immediately Replacement parts and accessories When servicing use only identical replacement parts Only use accessories intended for use with this product Approved accessories are available from Harbor Freight
16. pr i MOUNT WITH V SHAPED BENDS POINTING TO LEFT FIGURE G 10 Locate the Iron Tube Fixture part 30 and Shaft part 35 on the eft side of the Cement Mixer See Figure H IRON TUBE FIXTURE 30 FIGURE H 11 Insert the Fixing Plate part 18 onto the Shaft part 35 See Figure I next page 12 Insert the Inner Cover part 23 onto the Shaft part 35 See Figure J next page 13 Align the mounting holes in the Inner Cover part 23 Fixing Plate part 18 and Iron Tube Fixture part 30 Then secure the Inner Cover and Fixing Plate to the Iron Tube Fixture using the hardware shown in Figure K See Figure H amp K SKU 90178 PAGE 10 FIXING PLATE 18 SHAFT 35 FIGURE I MOUNTING SLOTS INNER COVER 23 FIGURE J 14 Align the four mounting holes in the Engine Mount Plate part 12 with the two mounting slots located in the lower portion of the Inner Cover part 23 Position the Small Fixing Plate part 51 against the vertical arm of the Stand part 1 Insert four Bolts part 13 through the mounting holes mounting slots and mounting holes in the Small Fixing Plate Then secure the Bolts with four Flat Washers part 10 four Spring Washers part 9 and four Nuts part 8 See Figure J and Figure L next page SKU 90178 PAGE 11 BOLT 48 N BOLT 48 FLAT WASHER 19 FLAT WASHER 19 SPRING WASHER 20 SPRING WASHER 20 NUT 50 NUT
17. r available replacement parts NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 90178 PAGE 18 ASSEMBLY DIAGRAM 51 SMALL FIXING PLATE NOT SHOWN NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 90178 PAGE 19
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