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allen MP235, Safety & Operation Manual

The allen MP235, a cutting-edge device, guarantees seamless performance and versatility. To ensure user safety and efficient functioning, we provide a comprehensive Safety & Operation Manual. Download this essential manual for free from our website, empowering you to maximize the potential of your allen MP235.

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075765

Page 63

General 

Information

Revision Detail

MANUAL REVISION DETAIL

REVISION #

REVISION DATE

REVISION REFERENCE #

REVISION BY

-

12/21

Initial Release

MK

A

01/22

Updated Covers

MK

B

04/22

Engine Oil Information

MK

C

06/22

(Service) Greasing Information

MK

Copyright © 2021 Allen Engineering Corporation
All rights reserved 

All information, specifications, and illustrations in this manual are subject to change without notice and are based on 
the latest information at the time of publication. No part of this manual may be reproduced or transmitted in any form or 
by any means, electronics or mechanical, for any purpose, without the express written permission of Allen Engineering 
Corporation (AEC). AEC assumes no responsibility or liability for any errors or inaccuracies that may appear in this 
manual.

Allen® Products are covered under one or more of the following patent numbers:
U.S. Design Patents: 344,736; 400,542; 400,544; 402,998; 402,999; 403,332; 404,041; 404,042; 410,931; 413,127; 
416,564; 465,897; 466,909; 474,203.
U.S. Utility Patents: 5,108,220; 5,238,323; 5,328,295; 5,352,063; 5,405,216; 5,476,342; 5,480,257; 5,480,258; 
5,533,831; 5,562,361; 5,567,075; 5,613,801; 5,658,089; 5,685,667; 5,803,658; 5,816,739; 5,816,740; 5,890,833; 
5,934,823; 5,967,696; 5,988,938; 5,988,939; 6,019,433; 6,019,545; 6,048,130; 6,053,660; 6,089,786; 6,106,193; 
6,857,815; 5,288,166; 6,582,153 B1, 7,108,449; 7,114,876; 7,316,523; 7,690,864 B2
Canadian Patents: 2,039,893.
With other Patents Pending.

Printed in U.S.A.

Summary of Contents for MP235

Page 1: ...SAFETY OPERATIONS MANUAL Manual Part 075765 Revision C Language English Original Instructions R I D I N G T R O W E L MP235 ...

Page 2: ...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 ...

Page 3: ...075765 Page 3 General Information Safety and Operations MANUAL This manual covers the Riding Trowel model listed below Part No Description 073900 RIDER MP235 RIDING TROWEL ...

Page 4: ...Machine Dimensions 13 Engine Specifications 14 CE Declaration 15 Sound Vibration Testing 16 1 SAFETY 17 Federal State Warning Regulations 18 Manual Tag Safety Detail 19 Spark Arrestor Notice 20 Operating Safety 21 Engine Safety 22 Service Safety 23 Lifting Safety 24 Transportation Safety 26 Pan Installation Lifting Bridal 28 Pan Installation Dolly Jacks 29 2 OPERATION 30 Introduction to MP235 31 S...

Page 5: ...bleshooting Continued Filters 41 Gearbox Maintenance 42 Driveline Maintenance 43 Drive Belt Maintenance 44 Cleaning Procedure 48 Control Lever Adjustment 49 Control Lever Adjustment Right Hand 51 Lift Lever Adjustment 53 Transporting the Trowel 55 Battery Jump Start 57 Retardant System Winterizing 59 Accessories 61 Parts Manual 62 Revision Detail 63 ...

Page 6: ...product modification to product alterations or repairs made to the product without the written approval of Allen Allen specifically excludes from warranty any damage to any trowels resulting from an impact to the rotors 7 Impact damage to gear boxes is not covered under the Allen warranty and is deemed customer abuse 8 Allen will pay shop labor on warranty items at the Allen Shop Labor Rate in exi...

Page 7: ...of trouble free operation This manual is divided into the following sections Complete any warranty requirements as specified by the engine manufacturer in their instructions found inside the manual box located on the operator s right side of the machine on the seat frame Your engine and clutch are not manufactured by Allen Engineering Corporation Inc and therefore is not covered under Allen Engine...

Page 8: ...rained 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 Dealer Name Phone Address City State Zip Salesman Mobile Phone Additional Comments ...

Page 9: ...ormation is not available 2 Include the correct description and part number from the PARTS DECALS manual 3 Specify the exact shipping instructions including the preferred routing and complete destination address 4 DO NOT return parts to AEC without receiving written authorization from AEC All authorized returns must be shipped pre paid 5 When placing an order please contact the AEC dealer nearest ...

Page 10: ...he correct replacement parts 235 01 11 001 Production Sequence Model Number MP 235 MODEL Year Manufactured Month Manufactured Series Model SERIES 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 Mod...

Page 11: ...nit and is located on the left front side of the mainframe The serial number plate is shown below This plate should not be removed at any time Please record the information found on this plate below so it will be available should the identification plate become lost or damaged When ordering parts or requesting service information you will always be asked to specify the model and serial numbers of ...

Page 12: ...x 95 7 x 141 2 Weight lb kg 780 354 Panning Path Width inch cm 85 215 9 Rotors Diameter inch cm 36 91 4 Maximum Rotor Speed RPM 185 Finish Blade 8 inch cm 6 x 14 15x35 5 Gearbox 2 Standard Duty STD Rotating Guard Ring Standard Flip Up Seat Frame Standard Operator Control Panel Standard Powered Retardant Spray System Standard Spray System Capacity gal L 7 26 5 Steering System Manual Gearbox Rotatio...

Page 13: ...075765 Page 13 General Information Machine Dimensions 86 7 37 7 55 6 ...

Page 14: ...pe Gasoline Net Power 3600 RPM hp kW 22 1 16 5 Displacement cu in cc 41 97 688 Bore in mm 3 07 78 Stroke in mm 2 83 72 Net Torque 2500 RPM lbs ft Nm 35 6 48 3 Compression Ratio 9 3 1 Dry Weight lbs kg 103 8 47 1 Oil Capacity U S quarts L 2 0 1 9 Lubrication Full pressure Dimensions L x W x H in 16 9 x 19 x 17 2 Engine Oil Change the type of engine oil according to the ambient temperature See the f...

Page 15: ...075765 Page 15 General Information CE Declaration PENDING CE DECLARATION AT THIS TIME ...

Page 16: ...rage value obtained at the handle grips and the seat while operating the ride on trowel on hard concrete in a manner most often experienced in normal circumstances Values were obtained from all three axes of motion The values shown represent the AVERAGE value from these measurements Summary Data Of Sound And Vibration Testing for CE Marking Test Machine Engine Type Sound Level db Seat Vibration m ...

Page 17: ...SECTION 1 SAFETY 075765 Page 17 SECTION 1 SAFETY ...

Page 18: ... RESPIRATORY HAZARDS Grinding cutting drilling of masonry concrete metal and other materials can generate dust mists and fumes containing chemicals known to cause serious or fatal injury or illness such as respiratory disease cancer birth defects or other reproductive harm SILICOSIS WARNING Grinding cutting drilling of masonry concrete metal and other materials with silica in their composition may...

Page 19: ... is essential to highlight that contains useful or important information EMERGENCY is used for the identification of safety equipment first aid or emergency egress locations NOTICE used to convey safety information on labels and signs CAUTION is indicative of a potentially hazardous situation which if not avoided may result in minor or moderate injury WARNING Indicative of a potentially hazardous ...

Page 20: ...flames from the engine exhaust It is often required when operating equipment on forested land to prevent the risk of fires Consult the engine distributor or local authorities and make sure that you comply with regulations regarding spark arrestors Potential hazards associated with the operation of this equipment will be referenced with hazard symbols which may appear throughout this manual in conj...

Page 21: ...xposed drive belt and pulleys create potentially danger ous hazards that can cause serious injuries NEVER leave machine running unattended DO NOT run the machine indoors or in an enclosed area such as a deep trench unless adequate ventilation through such items as exhaust fans or hoses is provided Exhaust gas from the engine contains poisonous carbon monoxide gas exposure to carbon monoxide can ca...

Page 22: ... or hoses is provided Exhaust gas from the engine contains poisonous carbon monoxide gas exposure to carbon monoxide can cause loss of consciousness and may lead to death DO NOT smoke while operating the machine DO NOT smoke when refueling the engine DO NOT refuel a hot or running engine DO NOT refuel the engine near an open flame DO NOT spill fuel when refueling the engine DO NOT run the engine n...

Page 23: ...s especially in enclosed areas Fumes from fuels and solvents can become explosive ALWAYS turn engine off and remove key from machine before performing maintenance or making repairs ALWAYS handle blades carefully The blades can develop sharp edges which can cause serious cuts ALWAYS keep the area around the muffler free of debris such as leaves paper cartons etc A hot muffler could ignite the debri...

Page 24: ... is found under OSHA Standard Number 1926 251 Please read and follow all guidelines found in this standard Removal from service Synthetic web slings shall be immediately removed from service if any of the following conditions are present OSHA 1926 251 e 8 ALWAYS do a thorough inspection of the slings chains and hooks before attempting to lift the machine ...

Page 25: ...ing lifted Lifting instructions using a hoist A lifting harness is available for purchase Part number 075064 Place slings chains or hooks through each lifting point on the machine Use a sling or chains connected to a central lifting device Ensure that all lifting devices have sufficient weight bearing capacity ALWAYS shutdown engine before transporting Lifting Points ...

Page 26: ...OT Requirements include the following Connect and test electric brake operation Secure portable power cables in cable tray with tie wraps The maximum speed for highway towing is 55 MPH unless posted otherwise Recommended off road towing is not to exceed 15 MPH or less depending on type of terrain Avoid sudden stops and starts This can cause skidding or jack knifing Smooth gradual starts and stops ...

Page 27: ... are not damaged NEVER hoist the trowel more than three feet off the ground with float pans attached Always make sure crane or lifting device has been properly secured to the lifting bales of the equipment DO NOT lift machine to unnecessary heights ALWAYS shutdown engine before transporting NEVER lift the equipment while the engine is running Use adequate lifting cable wire or rope of sufficient s...

Page 28: ...own onto the pans Make sure the blades are going into the proper gaps Typically the pans can only be installed one way 6 Once the machine is on securely on the ground with the pans underneath remove the lifting bridle from the machine 7 Start the machine and slowly increase the throttle until the blades begin turning and engaging the pans The machine is now ready to finish the concrete utilizing t...

Page 29: ... is lowered back down 5 Slowly lower the machine down onto the pans Make sure the blades are going into the proper gaps Typically the pans can only be installed one way 6 Remove the dolly jacks from the machine 7 Start the machine and slowly increase the throttle until the blades begin turning and engaging the pans The machine is now ready to finish the concrete utilizing the pans NOTE Utilizing t...

Page 30: ...SECTION 2 OPERATIONS 075765 Page 30 SECTION 2 OPERATION ...

Page 31: ... the operators skill and job conditions This riding trowel has 8 finishing blades The Standard Duty STD gearboxes are designed to provide exceptional performance with low maintenance and trouble free use under some of the worst conditions All Allen Engineering MP235X Riders are equipped with a safety shutdown switch in the seat and a check engine light for added job safety and engine protection Op...

Page 32: ...onal and visual controls pertaining to the operation of the riding trowel 1 Sit down correctly on the riding trowel seat DO NOT attempt to start the riding trowel without an operator in the seat 2 Flip the engine toggle switch up to the ON position Then push the push to start button down until the engine starts release the button when engine starts Allow engine to warm up for 5 minutes before oper...

Page 33: ...SECTION 2 OPERATIONS 075765 Page 33 Trowel Operation Operator Controls Hour Meter USB Port Push to Start Engine Toggle Switch Light Switch Figure 2 1 Operator Controls Check Engine Light ...

Page 34: ...ab make a 180 degree turn and repeat the straight line of direction to the other end of the slab To familiarize a new operator with the riding trowel the following steps should be taken All items in this manual are describe from the operator Sitting On Machine or SOM for short Location of all Operating Controls A Right Pitch Control B Right Joystick Left Right Forward Reverse C Left Joystick Forwa...

Page 35: ... s movement let go of the joysticks B and C They will return to their neutral position Also release pressure on the right foot pedal E New to this machine is the seat kill switch mechanism If in need of an emergency stop simply turning the toggle switch off or raising off the seat while holding the right foot pedal down will stop the engine from running Trowel Operation Figure 2 3 Steering Control...

Page 36: ...g the engine fully engage the throttle This allows the engine to warm up quicker and also engages the torque converter At this time the machine s rotors will begin turning DO NOT use excessive pressure on the joysticks Excessive pressure does not increase the reaction time of the machine and can damage steering controls Pitch Adjustment Different pitch angles are needed as you work the different s...

Page 37: ...ther have a slower response when pressure is applied to the operator joysticks The following illustrations show each appropriate setting on the lower control arms to achieve the desired response NOTE The faster setting makes the joysticks tighter to the operator and more force will be required to move the joysticks Trowel Operation Slow Response Setting Normal Response Setting Fast Response Settin...

Page 38: ...SECTION 3 SERVICE 075765 Page 38 SECTION 3 SERVICE ...

Page 39: ...TABLE 3 1 CHECK LIST ITEM DAILY EVERY 20 HRS EVERY 50 HRS EVERY 100 HRS EVERY 200 HRS EVERY 300 HRS Grease towel arms ü Grease pressure plate thrust bearings ü Check oil level in gearbox ü Check engine oil level ü Inspect air filter replace if required ü Check tighten external hardware ü Check drive belt for wear ü Grease Driveline Bearings ü Grease U Joints ü Change engine oil ü Replace engine oi...

Page 40: ...or bad oil Contact your AEC dealer Other other than above Contact your AEC dealer Engine does not stop Electrical malfunction Contact your AEC dealer Other other than above Contact your AEC dealer Idling is not stable Insufficient intake air clogged air cleaner Clean or replace the air cleaner Other other than above Contact your AEC dealer Poor power or acceleration Bad fuel Change fuel Wrong oil ...

Page 41: ...replace the air cleaner Other other than above Contact your AEC dealer White or blue smoke comes out of exhaust Engine oil level is too high Adjust the oil level Other other than above Contact your AEC dealer Safety Devices Lamp does not light Blown bulb Replace Blown fuse Replace Other other than above Contact your AEC dealer AIR CLEANER PART 064832 ENGINE OIL FILTER PART 064831 ENGINE FUEL FILTE...

Page 42: ...r proper level has been achieved DO NOT fill past the fill plug hole opening Use Kluber GH 6 460 synthetic oil 2 Each Gearbox has a grease fitting on top cover that must be greased every 300 operating hours Use only Mobilith SHC 220 Extended pressure grease NOTE On the left side of the front deck there are grease ports for easy access Use the two ports on the right as indicated by the decal to gre...

Page 43: ...ase ports for easy access 2 Grease U Joints after 50 hours of use 3 Grease pressure plate thrust bearing and trowel arms daily Images are for illustration purposes only NOTE The greasing tubes have a working pressure of 350 PSI at 75 F and 210 PSI at 150 F When using the front deck grease ports use a manual grease gun and pump grease in a slow uniform manner ...

Page 44: ...ver pulley Refer to Figure 3 3 5 Disconnect and remove loosen 2 5 16 fasteners on the right side driveline U Joint that is the closest to the driven pulley Refer to Figure 3 3 6 Move the U Joint so that the belt can slide through 7 If necessary use a M6x1 0x40 mm bolt to spread apart the pulleys to allow slack in the belt and remove it from the lower and upper pulleys Refer to Figure 3 4 8 Replace...

Page 45: ...SECTION 3 SERVICE 075765 Page 45 Drive Belt Maintenance Disconnect the Battery First Figure 3 2 Battery and Plate ...

Page 46: ...CE 075765 Page 46 Drive Belt Maintenance CVT Belt Driven Pulley Driveline U Joints Torque Converter Clutch Driver Pulley 2 Socket Screw 5 16 x 1 4 Figure 3 3 Power Assembly Clutch Cover 3 8 bolts Clutch tap bolt 7 16 ...

Page 47: ...SECTION 3 SERVICE 075765 Page 47 Drive Belt Maintenance M6 x 1mm Hole Use M6x1x40mm Bolt Figure 3 4 Pulley Separation ...

Page 48: ...lectronic components Examples include electronic displays lights switches wiring etc The electronic components may be damaged if water is sprayed on them Keep a perpendicular angle 90 when cleaning over a decal Holding nozzle of a pressure washer at an angle different from 90 may lift the decal from the machine Recommended using a safe cement dissolver BACK SET or similar to remove hardened concre...

Page 49: ...r backwards as follows The trowel must be placed on a flat level surface that fully supports the blades on both rotors 1 Remove the lower bolts and nuts 3 8 fasteners from both control levers A and loosen the jam nuts 2 Extend the rod end B to adjust the control levers backward 3 Shorten the rod end B to adjust the control levers forward 4 After the levers have been adjusted to the desired positio...

Page 50: ...SECTION 3 SERVICE 075765 Page 50 Control Lever Adjustment Jam Nuts A B Figure 3 5 Control Lever adjustment ...

Page 51: ... lever form a V If the levers become out of adjustment adjust the right hand lever as follows 1 Loosen the jam nuts 2 Remove the bolt 1 2 X 2 3 Extend the linkage to move the control lever to the right 4 Shorten linkage to move the control lever to the left 5 After the control lever has been adjusted to the desired position reassemble the bolt and tighten the jam nuts Figure 3 6 Control Lever V Or...

Page 52: ...SECTION 3 SERVICE 075765 Page 52 Control Lever Adjustment Right Hand Right Hand Control Lever Linkage Jam Nuts Bolt Figure 3 7 Right Hand Control Lever adjustment ...

Page 53: ...and straightness of the trowel arms The steps below describe the general procedure to remove the trowel arms to be aligned Make sure that there is no pitch in the blades before attempting to remove a trowel arm 1 Block up pressure plate A using a wooden block 2 Remove blades from trowel arms Fastened by a 5 16 bolt and washer 3 Loosen hex head cap screw B 3 8 16 and remove it and the external star...

Page 54: ...SECTION 3 SERVICE 075765 Page 54 Lift Lever Adjustment A Blade Trowel Arm B Figure 3 8 Lift Lever Adjustment Figure 3 7 Rotor Lift Lever ...

Page 55: ...ing tubes while the rear dolly jacks have long lifting tubes 5 Insert the rear dolly jacks with the long lifting tubes into the holes L provided in the rear of the mainframe The holes in the mainframe are located directly opposite the front holes 6 Turn jack handles clockwise to lift trowels and counter clockwise to lower trowel The dolly jack lifting system is designed for short moves and to aid ...

Page 56: ...SECTION 3 SERVICE 075765 Page 56 Transporting the Trowel Continued L Figure 3 9 Dolly Jack Ports K Lifting Points N Figure 3 10 Lifting Bridle ...

Page 57: ...o touch 1 Use a battery that has the same voltage 12V as the one used with your engine 2 Attach one end of the positive booster cable red to the positive terminal of the booster battery Attach the other end to the terminal of your engine battery 3 Attach one end of the negative booster cable black to the negative terminal on the booster Attach the other end of the negative cable to your engine bat...

Page 58: ...SECTION 3 SERVICE 075765 Page 58 Battery Jump Start Figure 3 11 Battery Location and Terminals Battery ...

Page 59: ... perform the following steps 1 Completely drain the fluid in the retardant tank by disconnecting the hose that is attached to an outlet on the bottom of the tank Use an appropriate container to catch the fluid 2 While the tank s hose is disconnected turn the pump ON and allow the pump to purge the water from the hose system Then turn the pump OFF 3 Disconnect all of the hoses that are attached to ...

Page 60: ...SECTION 3 SERVICE 075765 Page 60 Retardant System Winterizing Pump Retardant Tank Tank outlet Figure 3 12 Retardant Tank and Pump ...

Page 61: ...al 4 800 Choker 6 000 lbs Basket 3 6 long with 10 eyes Part Number 075064 Dolly Jacks are available for MP riders to make mobilization easier These tires are foam filled to help support the added weight of the machine and to help prevent flats Comes in set of 2 Part Number 039090 ...

Page 62: ...rmation quicker to you the customer See below for ways to access the Parts Decals Manual Mobile Device Scan this QR code with a compatible device cellular phone tablet etc Computer Link Mail A physical copy of the parts manual can also be mailed to you upon request Please contact Allen Engineering service department and one can be sent to you Allen Engineering P O Box 819 Paragould Ar 72451 USA Ph...

Page 63: ... express written permission of Allen Engineering Corporation AEC AEC assumes no responsibility or liability for any errors or inaccuracies that may appear in this manual Allen Products are covered under one or more of the following patent numbers U S Design Patents 344 736 400 542 400 544 402 998 402 999 403 332 404 041 404 042 410 931 413 127 416 564 465 897 466 909 474 203 U S Utility Patents 5 ...

Page 64: ...E T P A R A G O U L D A R K A N S A S 7 2 4 5 0 8 7 0 2 3 6 7 7 5 1 8 0 0 6 4 3 0 0 9 5 T O L L F R E E U S A O N LY MAILING P O B O X 8 1 9 P A R A G O U L D A R K A N S A S 7 2 4 5 1 A L L E N E N G C O M C O N N E C T W I T H U S O N S O C I A L ...

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