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MSP455 RIDING TROWEL OPERATIONS & PARTS MANUAL REVISION: 06.2018 | MANUAL PART #: 052793...
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This manual, or a copy of it, must be kept with the machine at all times. There is a manual storage container located on the machine for your convenience. 052793 - 07/2015...
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Allen Engineering Corporation (AEC). AEC assumes no responsibility or liability for any errors or inaccuracies that may appear in this manual.
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New Machines and Parts....................One Year Warranty period begins on fi rst day of use by End User. This fi rst day of use is established by the date of a completed Allen Warranty Card or a Bill of Sale to the End User. All warranty is based on the following limited warranty terms and conditions, including the disclaimer of implied warranties and consequential damages.
Table of Contents Title Page Limited Warranty Table of Contents Information Contained In This Manual Dealer Information Ordering Parts Model Number - Serial Number Codes viii Unit Identifi cation Technical specifi cations Engine Specifi cations Machine Dimensional Specifi cations Section 1 - Safety State Regulations Federal Regulations Safety Information...
Table of Contents - Continued Title Page Parts Factory Service Information Replacement Part Procedure Seat Frame Assembly Mainframe Assembly 4-12 Throttle Pedal Assembly 4-18 Kill Switch Pedal Assembly 4-20 Pitch Control Assembly 4-22 Right Hand (SOM) Rotor Assembly 4-24 Left Hand (SOM) Rotor Assembly 4-26 Left Gearbox Assembly 4-28...
Complete any warranty requirements as specifi ed by the engine manufacturer in their instructions found inside the manual box located on the operator’s control panel. Your engine is not manufactured by Allen Engineering Corporation, Inc, and therefore is not covered under Allen Engineering Corporation, Inc warranty.
Dealer Information Your Dealer has Allen Engineering Corporation trained mechanics and original Allen replacement parts. Always contact the Allen Dealer who sold you this machine for Allen Certifi ed repairs and replacement parts. Place Allen Dealer information below for future reference.
Ordering Parts Section 4.0 contains illustrated parts lists for help in ordering replacement parts for your machine. Fol- low the instructions below when ordering parts to insure prompt and accurate delivery: All orders for service parts - include the serial number for the machine. Shipment will be delayed if this information is not available.
Model Number - Serial Number Codes Manufacturer’s Codes: When ordering parts or requesting service information, you will always be asked to specify the model and serial numbers of the machine. The legends below specifi cally defi nes each signifi cant character or group of characters of the Model Number and Serial Number codes.
Unit Identifi cation Unit Identifi cation Plate Location: An identifi cation plate listing the model number and the serial number is attached to each unit and is located on the bottom left hand corner of the operator control panel. See image below for serial number plate number location.
Power Fuel/Retardant Capacity 6 gal. (22.7 L) The MSP455 is our newest power steering model in our popular MSP Series. The powerful gas engine, Super Heavy-Duty Gearboxes and Spiders provide a great weight-to-horsepower performer for larger contractors. • Adjustable Seat and Arm Rests •...
Safety Information SECTION 1 SAFETY Do not operate or service the equipment before reading the entire manual. Safety precautions should be followed at all times when operating this equipment. Failure to read and understand the safety mes- sages and operating instructions could result in injury to yourself and others. SAFETY NOTES The four safety notes shown below will inform you about potential hazards that could injure you or oth- ers.
Safety Symbols SECTION 1 SAFETY Potential hazards associated with the operation of this equipment will be referenced with hazard symbols which may appear throughout this manual in conjunction with safety notes. Page 1-5 052793 - 03/2013...
General Safety SECTION 1 SAFETY ● NEVER operate this equipment without proper protective clothing, shatterproof glasses, respiratory protection, hearing protection, steel-toed boots and other protective devices required by the job or city and state regulations. ● ALWAYS avoid wearing jewelry or loose fi tting clothes that may snag on the controls or moving parts as this can cause serious injury.
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General Safety (cont’d) SECTION 1 SAFETY ● ALWAYS know the location of the nearest phone or keep a phone on the job site. Also, know the phone numbers of the nearest ambulance, doctor and fi re department. This information will be invalu- able in the case of an emergency.
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SECTION 1 General Safety (cont’d) SAFETY ● ALWAYS keep the machine in proper running condition. ● Fix damage to machine and replace any broken parts immediately. ● ALWAYS store equipment properly when it is not being used. Equipment should be stored in a clean, dry location out of the reach of children and unauthorized personnel.
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General Safety (cont’d) SECTION 1 SAFETY ● DO NOT start the engine near spilled fuel or combustible fl uids. Fuel is extremely fl ammable and its vapors can cause an explosion if ignited. ● ALWAYS refuel in a well-ventilated area, away from sparks and open fl ames. ●...
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General Safety (cont’d) SECTION 1 SAFETY ● ALWAYS recharge the battery in a well-ventilated environment to avoid the risk of a dangerous con- centration of combustible gases. ● If the battery liquid (dilute sulfuric acid) comes into contact with clothing or skin, rinse skin or clothing immediately with plenty of water. ●...
Safety Labels and Decals SECTION 1 SAFETY This decal notates special safety equipment that is required to operate this machine. This decal notates the pinch point locations on this machine. This decal notates the lifting points on this machine. This decal indicates that this machine can start fi...
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This decal notates that the thrust bearings must be greased daily. This decal notates that this product was made at the Allen Engineering Corporation manufacturing facilities in Paragould, Arkansas. This decal notates the location of the 12V accessory port.
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Safety Labels and Decals (cont’d) SECTION 1 SAFETY This decal notates that this product is covered under one or more patents. This decal notates that this product uses unleaded gasoline only. This decal notates the model number and series number of this machine. This decal notates the location of where to put hand tools on the machine.
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Safety Labels and Decals (cont’d) SECTION 1 SAFETY This decal notates the location of where the operations and parts manuals are. This decal illustrates Allen Concrete Equipment. Page 1-14 052793 - 03/2013...
Transportation Safety SECTION 1 SAFETY ● When lifting the riding trowel, all personnel must be clear of the machine. ● DO NOT stand near or under the machine while it is being lifted. Lifting instructions using a hoist: ● Place slings, chains or hooks through each lifting eye on the machine. Use a sling or chains with a minimum length of 2 meters (5 feet) on each leg, connected to a central lifting device.
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SECTION 1 1.4 Transportation Safety (cont’d) SAFETY ● Make sure the hitch and coupling of the towing vehicle are rated equal to, or greater than the trailer “gross vehicle weight rating.” ● ALWAYS inspect the hitch and coupling for wear. Never tow a trailer with defective hitches, couplings, chains, etc.
Pre-Operating Instructions SECTION 2 OPERATIONS Before operation each day ensure the following: • All guards, side screens and panels are in place. • All safety and information signs are in place and legible. • Engine and hydraulic oil levels are correct. •...
Pre-Operating Instructions - cont’d SECTION 2 OPERATIONS Starting Procedures Before starting riding trowel, refer to fi gures below for location and identifi cation of opera tional and vi- sual controls pertaining to the operation of the riding trowel. Sit down correctly on the riding trowel seat. DO NOT attempt to start the riding trowel without an operator in the seat.
SECTION 2 OPERATIONS To utilize your Allen Engineering MSP455 Rider to its fullest capacity the machine should be driven in the direction the operator is facing. This will fi nish the widest possible area while giving the operator an excellent view of the slab surface about to be troweled. When the machine reaches the end of the slab make a 180 degree turn and repeat the straight line of direction to the other end of the slab.
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Operating Instructions SECTION 2 OPERATIONS With the operator in the seat, show them the functions of the joysticks [B] and [C] and how to start the machine. A hard level concrete slab with water on the surface is an ideal place for an operator to practice with the machine.
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Operating Instructions - cont’d SECTION 2 OPERATIONS Steering The Riding Trowel A slight “feathering motion” forward and backward with the left hand joystick is required to move the machine in a straight path to the left or right while operating the right hand joystick. Position Action Forward...
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Operating Instructions - cont’d SECTION 2 OPERATIONS Pitch Adjustment Different pitch angles are needed as you work the different stages of the concrete. Refer to fi gure be- low. When changing or setting pitch (angle of trowel blades), slow the machine down, set the desired degree of pitch on the left side of the machine and then adjust the right side to match.
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OUR QUALITY POLICY The Allen Engineering Team is fully committed to exceeding customer expectations for the quality of the products and services provided through the continuous improvement process of reducing waste, defects, and variability in everything we do.
Maintenance Instructions SECTION 3 SERVICE Maintenance described in this section represents minimum requirements for continuous satisfactory operation of the machine. Because improperly maintained machines are hazardous, it is extremely important that only qualified mechanics perform maintenance work. It is imperative that only genuine AEC parts are used if replacement is needed as substituted parts in critical areas may place the operator at risk.
Air Filter Maintenance SECTION 3 SERVICE Pre-Cleaner Maintenance Procedure This engine is equipped with a large capacity, dual element air filter—an oiled, foam pre-cleaner sur- rounds a high density paper element. Loosen knob and remove air cleaner cover. Precleaner 1. Remove precleaner from paper element. 2.
Engine Oil Maintenance SECTION 3 SERVICE Engine Oil Level Check • ALWAYS check the engine oil dipstick before using the riding trowel. At a minimum check engine oil once per day. Follow the Maintenance and Lubrication Chart contained herein. • ALWAYS use a good quality engine oil. •...
Maintenance Schedule SECTION 3 SERVICE Maintenance Schedule Item Daily Weekly Monthly Annually 100 Hours Check external hardware ü Check hydraulic oil level ü Check hydraulic fittings and hoses ü Apply grease to thrust bearings ü Check all operational controls ü Tighten all bolts and nuts.
Filter Replacement SECTION 3 SERVICE AIR CLEANER PAPER ELEMENT PRE CLEANER: 45-083-01-S AIR FILTER: 057991 ENGINE OIL FILTER PART #: 057994 ENGINE FUEL FILTER PART #: 064826 HYDRAULIC OIL FILTER PART #: 061528 Page 3-7 052793 - 03/2013...
Troubleshooting SECTION 3 SERVICE Possible Corrective Area Malfunction Ref. Cause Measure Battery is discharged - Add battery fluid - Charge the battery - Replace the battery Battery cable is disconnected - Connect battery cable Blown fuse - Replace fuse Bad connection or breakage in the wiring - Contact your AEC dealer Engine does not start, Out of fuel...
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Troubleshooting - cont’d SECTION 3 SERVICE Possible Corrective Area Malfunction Ref. Cause Measure Bad fuel - Change fuel Clogged air cleaner - Clean or replace the air cleaner Black smoke comes out of exhaust Choke is not fully open - Open the choke fully Engine Other (other than above) - Contact your AEC dealer...
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OUR QUALITY POLICY The Allen Engineering Team is fully committed to exceeding customer expectations for the quality of the products and services provided through the continuous improvement process of reducing waste, defects, and variability in everything we do.
Factory Service Information SECTION 4 PARTS This section contains the illustrated drawings and parts list for help in identifying and/or ordering re- placement parts for your machine. Follow the instructions in the front section of this manual “Ordering Parts” when ordering replacement parts to insure prompt and accurate delivery. The FRONT and/or REAR orientations are defi...
Replacement Parts Procedures SECTION 4 PARTS We recommend AEC quality replacement parts, available from the AEC Customer Service Department or your nearest AEC Dealer. Part numbers are subject to change without notice. Part numbers might be different outside of the United States of America.
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Mainframe Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 010001 FSTN, HHCS 1/4-20 X 1/2 GR 5 010002 FSTN, HHCS 1/4-20 X 3/4 010019 FSTN, HHCS 5/16-18 X 3/4 GR 5 010020 FSTN, HHCS 5/16-18 X 1 010035 FSTN, HHCS 3/8-16 X 3/4 010036 FSTN, HHCS 3/8-16 X 1...
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BAR, BATTERY HOLD DOWN 052930 COOLER, AIR/OIL 2005K-12S-BP 053200 TANK, 6 GALLON W/ CAP (EPA) 053441 DECAL, LIFTING/CRUSH HAZARD (SP) 053442 DECAL, ALLEN VERTICAL BRUSHED CHROME 053443 DECAL, GASOLINE ONLY (SP) 053445 DECAL, RETARDANT ONLY (SP) 053446 DECAL, MADE IN USA (SP) 053448...
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Mainframe Assembly (cont’d) SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 010001 FSTN, HHCS 1/4-20 X 1/2 GR 5 010002 FSTN, HHCS 1/4-20 X 3/4 010019 FSTN, HHCS 5/16-18 X 3/4 GR 5 010020 FSTN, HHCS 5/16-18 X 1 010035 FSTN, HHCS 3/8-16 X 3/4 010036...
SECTION 4 Pitch Control Assembly PARTS Illustration Page 4-22 052793 - 03/2013...
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Pitch Control Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 015410 FSTN, RHMS 1/4-20 X 3/8 015747 PIN, ROLL 3/16 X 1-3/8 SPIROL 015768 FSTN, SHCS 1/4-20 X 1/4 HOLO 029812 BUSHING, SLIDE PITCH CONTROL PITCH CONTROL TUBE 032115 KNOB,PITCH CONTROL HANDLE (RT) 038176...
SECTION 4 Left Hand Gearbox Assembly PARTS Illustration Page 4-28 052793 - 03/2013...
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Left Hand Gearbox Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 010037 FSTN, HHCS 3/8-16 X 1-1/4 GR 5 010038 FSTN, HHCS 3/8-16 X 1-1/2 GR 5 010091 FSTN, LW 3/8 012953 PLUG, 3/4 NPTF BI SQ HD PIPE 013484 FSTN, SCREW RHPMS 10-24 X 1/2 013740...
SECTION 4 Right Hand Gearbox Assembly PARTS Illustration Page 4-30 052793 - 03/2013...
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Right Hand Gearbox Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 010037 FSTN, HHCS 3/8-16 X 1-1/4 GR 5 010038 FSTN, HHCS 3/8-16 X 1-1/2 GR 5 010091 FSTN, LW 3/8 012869 FSTN, SHSS 1/4-20 X 3/8 012953 PLUG, 3/4 NPTF BI SQ HD PIPE 013484 FSTN, SCREW RHPMS 10-24 X 1/2...
SECTION 4 Right Hand Spider Assembly PARTS Illustration and Parts List ITEM PART NO. DESCRIPTION 010050 NUT, 1/2-13 JAM HEX 015682 WASHER, 3/8 EXT TOOTH LOCK 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 NUT, 3/8-16 JAM HEX 015686 FSTN, SQHSS 3/8-16 X 1 024755...
Left Hand Spider Assembly SECTION 4 Illustration Parts List PARTS ITEM PART NO. DESCRIPTION 010050 NUT, 1/2-13 JAM HEX 015682 WASHER, 3/8 EXT TOOTH LOCK 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 NUT, 3/8-16 JAM HEX 015686 FSTN, SQHSS 3/8-16 X 1 024755...
SECTION 4 Spray System Assembly PARTS Illustration Page 4-34 052793 - 03/2013...
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Spray System Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 012702 TIP, 80°x0.10 GPM BRASS SPRAY 033735 PUMP, SPRAY SYSTEM 040209 FILTER, RETARDANT SPRAY SYSTEM 040387 ELBOW, 3/8 BRASS 90° STREET 040388 FTG, 3/8X1/4 BRASS FM TO FM REDUCER 041604 BODY, NYLON CHECK VALVE NOZ 041606...
SECTION 4 Fuel System Assembly PARTS Illustration Page 4-36 052793 - 03/2013...
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OUR QUALITY POLICY The Allen Engineering Team is fully committed to exceeding customer expectations for the quality of the products and services provided through the continuous improvement process of reducing waste, defects, and variability in everything we do.
Power Unit and Driveline Assembly SECTION 4 Illustration PARTS Page 4-38 052793 - 03/2013...
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Power Unit and Driveline Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 010020 FSTN, HHCS 5/16-18 X 1 010035 FSTN, HHCS 3/8-16 X 3/4 010037 FSTN, HHCS 3/8-16 X 1-1/4 GR 5 010082 FSTN, FW 5/16 010083 FSTN, FW 3/8 010084 FSTN, FW 7/16 010089...
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SECTION 4 Power Unit and Driveline Assembly PARTS Illustration (cont’d) Page 4-40 052793 - 03/2013...
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Power Unit and Driveline Assembly SECTION 4 Parts List (cont’d) PARTS ITEM PART NO. DESCRIPTION 051332 BELT, CVT 052927 FTG, HYD F6502-8-8 053136 CLUTCH COVER, MSP445 053223 KEY, 3/16 X 1/4 X 2 053306 ENGINE, KOHLER CH-1000 053308 ENGINE PLATE WMNT CLUTCH 065967 053385...
SECTION 4 Electrical Schematics PARTS Illustration LARGE FEMALE SPADE 18-22 GA INS 12 V. 16 GA. RED 51" 16 GA. BLACK 7" LG. 16 GA. RED 7" LG. 18 GA. BLUE 14" LG. 18 GA. RED 45" LG. Page 4-52 052793 - 03/2013...
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Electrical Schematics SECTION 4 Illustration PARTS MALE BULLET RECPT. 14-16 GA AWG FEMALE BULLET CONNECTOR 14-16 GA AWG 7.5 FUSE AND HOLDER COOLER FAN 039162 5/16 EYELET TERMINAL TO STARTER 16 GA. BLACK 51" LG. 037817 3/8 EYELET TERMINAL TO GROUND 1/4"...
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YOUR TOTAL SOURCE FOR CONCRETE EQUIPMENT 800-643-0095 or 870-236-7751 FAX: 800-643-0097 or 870-236-3934 P.O. Box 819 Paragould, Arkansas 72451 USA www.alleneng.com 052793 - 03/2013...
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