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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.
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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.
Allen reserves the choice to repair or replace. 2. If Allen chooses to replace the part, it will be at no cost to the customer and will be made available to the Allen Distributor, Dealer, or Rental Center from whom the End User purchased the product.
Table of Contents Title Page Limited Warranty Table of Contents Information Contained In This Manual Dealer Information Ordering Parts Model Number - Serial Number Codes Unit Identification Technical specifications Engine Specifications Machine Dimensional Specifications CE Declaration of Conformity Section 1 - Safety State Regulations Federal Regulations Safety Information...
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Table of Contents - Continued Title Page Section 4 - Parts Factory Service Information Replacement Part Procedure Seat Frame Assembly Right Rotor Module Assembly Right Rotor Assembly Left Rotor Module Assembly Left Rotor Assembly Right Spider Assembly Left Spider Assembly Fuel System Assembly Spray System Assembly Steering System Assembly...
Complete any warranty requirements as specified 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 Certified repairs and replacement parts. Place Allen Dealer information below for future reference.
Ordering Parts Section 4 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 specifically defines each significant character or group of characters of the Model Number and Serial Number codes. Model Number Series High Performance...
Unit Identification Unit Identification Plate Location: An identification 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 main frame front deck. See image below for serial number plate number location.
Technical Specifications HP105 is a High Performance Twin Engine Ride-On Power Trowel. It is a work horse delivering a total of 53hp and built for concrete professionals. Utilizing the torque converter clutch, it provides excellent low speed torque for low speed float panning and superior high rotor speed for finishing concrete.
Engine Specifications 26.5 HP Kohler Model Command PRO EFI ECH749 Power hp(kW) 1 26.5 (19.8) Displacement cu in (cc) 45 (747) Bore in (mm) 3.3 (83) Stroke in (mm) 2.7 (69) Peak Torque lbs. ft (Nm) 40 (54.2) Compression Ratio 9.1:1 Dry Weight lbs (kg) 108 (49)
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 19 064355 - 06/2015...
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 fitting 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 fire department. This information will be invalu- able in the case of an emergency.
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General Safety (cont’d) SECTION 1 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 fluids. Fuel is extremely flammable and its vapors can cause an explosion if ignited. ● ALWAYS refuel in a well-ventilated area, away from sparks and open flames. ●...
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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 fires to it’s surroundings due to sparks from the exhaust.
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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 28 064355 - 06/2015...
Lifting 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.
Transportation Safety SECTION 1 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 oil levels are correct. • Check battery level •...
SECTION 2 OPERATIONS To utilize your Allen Engineering HP105 Rider to its fullest capacity the machine should be driven in the direction the operator is facing. This will finish 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 (cont’) 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 figure 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.
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 fuel level ü Check fittings and hoses ü Apply grease to thrust bearings ü Check all operational controls ü Tighten all bolts and nuts. ü...
Filter Replacement SECTION 3 SERVICE AIR CLEANER PAPER ELEMENT PART #: 24-083-03-S ENGINE OIL FILTER PART #: 52 050 02-S ENGINE FUEL FILTER PART #: 25 050 42 S Page 40 064355 - 06/2015...
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...
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 defined from the operator’s view of sitting on machine (SOM).
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 Unit- ed States of America.
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LH Rotor Module Assembly (cont’d) SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 053223 KEY, 3/16 X 1/4 X 2 053389 PULLEY, MSP445, MP215 055616 SPACER F/ CLUTCH, MSP445 060865 WASHER, LARGE OD 060870 HHCS, 7/16-20 X 3/4 063912 GEARBOX BRKT WMNT 063916 GEARBOX, 20:1 RATIO LH...
RH Spider Assembly - 040794 SECTION 4 Illustration and Parts List PARTS ITEM PART NO. DESCRIPTION 010050 FSTN, NUT HEX JAM 1/2-13 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...
LH Spider Assembly - 040795 SECTION 4 Illustration and Parts List PARTS ITEM PART NO. DESCRIPTION 010050 FSTN, NUT HEX JAM 1/2-13 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...
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LH Gearbox Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 063916 GEARBOX, 20:1 RATIO LH 048299 OIL, GEARBOX 2.84 L 010037 FSTN, HHCS 3/8-16 X 1-1/4 GR 5 010038 BOLT, 3/8-16x1-1/2 GR 5 HHCS 010091 WSHR, Ø3/8 ID Z-STL SPLIT LOCK 012869 SCR, 1/4-20x3/8 BO SKT SET 012953...
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RH Gearbox Assembly SECTION 4 Parts List PARTS ITEM PART NO. DESCRIPTION 063914 GEARBOX ASSEMBLY, RH 048299 OIL, GEARBOX 2.84 L 010037 FSTN, HHCS 3/8-16 X 1-1/4 GR 5 010038 BOLT, 3/8-16x1-1/2 GR 5 HHCS 010091 WSHR, Ø3/8 ID Z-STL SPLIT LOCK 012869 SCR, 1/4-20x3/8 BO SKT SET 012953...
Pitch Control Assembly - 032370 SECTION 4 Illustration PARTS SET SCREWS MUST ALWAYS STAY IN THIS LOCATION Page 80 064355 - 06/2015...
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Pitch Control Assembly - 032370 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 026420 WELD’T, PRO PITCH CONTROL TUBE 029812 BUSHING, SLIDE PITCH CONTROL PITCH CONTROL TUBE 029822...
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Electrical Schematics (cont’d) SECTION 4 PARTS 350218-1 TERM 42100-1 TERM 12010973 CONN 12124582 TERM 12089679 SEAL 3/8 RING 23" 16GA PUR FAN BLACK GROUND WHITE KILL SWITCH 23" 16GA WHITE KILL SWITCH GRAY LIGHTS SWITCH GRAY LIGHTS 23" 16GA GRAY LIGHTS GREEN WATER PUMP 23"...
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Electrical Schematics (cont’d) SECTION 4 PARTS RH CONNECTION 16GA TAN MALFUNCTION INDICATOR LIGHT 6" 16GA BLUE STARTER SOLENOID 6" 16GA WHITE KILL SWITCH FROM HARNESS 16GA GREEN OIL PRESSURE 6" 16GA RED SWITCHED TO EQUIP 12-VDC 6" EMPTY EMPTY POLARITY RIB 5-TERMINAL IGNITION CONNECTOR (BLACK) 6-TERMINAL ENGINE CONNECTOR (WHITE) REAR VIEW...
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Electrical Schematics (cont’d) SECTION 4 PARTS 5-TERMINAL IGNITION CONNECTOR (BLACK) REAR VIEW 16GA RED (MIL) 4" 18GA PUR TO FAN RELAY #86 8" 42100-1 TERM 42100-1 TERM 6-TERMINAL ENGINE CONNECTOR (WHITE) 1-480704-0 REAR VIEW 16GA TAN MALFUNCTION INDICATOR LIGHT 24" 16GA WHITE KILL SWITCH FROM HARNESS 16GA GREEN WATER PUMP FROM HARNESS EMPTY...
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Electrical Schematics (cont’d) SECTION 4 PARTS RELAY #1 LIGHTS INPUT INPUT INPUT 16GA GRAY TO 16GA GRN TO WATER PUMP 16GA PUR TO FAN 16GA GRAY FROM LIGHTS LIGHTS 12V INPUT (HARNESS) 12V INPUT 12V INPUT (HARNESS) FUSE (HARNESS) (HARNESS) RELAY #2 GROUND GROUND...
Front Dolly Jack Assembly SECTION 5 Illustration ACCESSORIES 027684 Page 92 064355 - 06/2015...
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Front Dolly Jack Assembly SECTION 5 Parts List ACCESSORIES ITEM PART NO. DESCRIPTION 010133 PIN, 3/16 X 2 COTTER 010464 FSTN, NUT NYLOK 3/8-16 015692 CAP, Ø1/4 RED GREASE 017751 FSTN, FW HARD A325 3/8 (p) 024628 SPACER, DOLLY JACK 026729 LIFT, FRONT DOLLY JACK 026938...
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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...
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