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allen PRO Series Operations & Parts Manual

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W A L K - B E H I N D T R O W E L S
PRO WALK-BEHIND
OPERATIONS &
PARTS MANUAL
Manual Par t #: 06 463 4 | R ev isi on : F
Language: E n glish | O r igin a l In stru cti on s

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  • Page 1 W A L K - B E H I N D T R O W E L S PRO WALK-BEHIND OPERATIONS & PARTS MANUAL Manual Par t #: 06 463 4 | R ev isi on : F Language: E n glish | O r igin a l In stru cti on s...
  • Page 2 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.

  • Page 3: Table Of Contents

    Table of Contents GENERAL INFORMATION Sect No. Title Page Table of Contents ................3 Table of Contents, continued ............4 Limited Warranty ................5 Information Contained In This Manual..........6 Dealer Information / Ordering Parts ..........7 Model Number - Serial Number Codes ..........8 Unit Identification................

  • Page 4: Table Of Contents, Continued

    Table of Contents, continued GENERAL INFORMATION Sect No. Title Page PARTS ..................... 46 Factory Service Information ............. 48 Replacement Part Procedures ............49 Handle, Fine Pitch (2016) Illustration ..........50 Handle, Fine Pitch, (Old Model) Illustration ........52 Fine Pitch Assembly, (Old Model) Illustration ........54 Rapid Pitch Assembly, Illustration ............

  • Page 5: Limited Warranty

    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.

  • Page 6: Information Contained In This Manual

    Complete any warranty requirements as specified by the engine manufacturer in their instructions found inside the manual box located on the back of the riding trowel operator’s seat. Your engine and clutch is not manufactured by Allen Engineering Corporation, Inc, and therefore is not covered under Allen Engineering Corporation, Inc warranty.

  • Page 7: Dealer Information / Ordering Parts

    GENERAL 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.

  • Page 8: Manufacturer's Codes

    Model Number - Serial Number Codes GENERAL INFORMATION 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.

  • Page 9: Unit Identification

    Unit Identification GENERAL INFORMATION 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 rear lower left side of mainframe. Refer to Figure 1 for serial number and model number location. This plate should not be removed at any time.

  • Page 10: Machine Features

    Technical Specifications GENERAL INFORMATION Measurements in this manual are in U.S. units and their customary metric units (i.e., metric units contained within brackets [8 mm]). Machine Features: •Dimensions (L x W x H) inch [mm] ......77.5x40.5x54 (guard ring/long handle) .

  • Page 11: Machine Dimensional Specifications

    Machine Dimensional Specifications GENERAL INFORMATION 064634 Page 11...

  • Page 12: Engine Specifications, Honda

    Engine Specifications, Honda GENERAL INFORMATION Honda GX160 Engine Information (5.5 HP) Engine Type: ............Air-cooled 4-stroke OHV Bore x Stroke: .

  • Page 13: Engine Specifications, Kohler

    Engine Specifications, Kohler GENERAL INFORMATION Kohler CH395 Engine Information (9.5 HP) Engine Type: ............Air-cooled 4-stroke OHV Bore x Stroke: .

  • Page 14: Ce Sound And Vibration Data

    Ear SPL Level Overall Overall Maximum dB (A) dB (A) dB (A) m/sec² m/sec² m/sec² Honda 60.4 90.5 88.9 2.34 This information was acquired from sound and vibration analysis tests conducted at Allen Engineering Corporation test facilities. Page 14 064634...

  • Page 15: Ce Declaration Of Conformity

    Email: tv@lin-pro.se Signature of Authorized Person(s): Typed name of Authorized Person(s): Jay Allen Scott Sugg Title of Authorized Person(s): Jay Allen - President Scott Sugg - VP of Operations Date and place of issue: 4/21/2010 Paragould, AR 064634 Page 15...
  • Page 16 Notes GENERAL INFORMATION Page 16 064634...

  • Page 17: Section 1: Safety

    SECTION 1 SAFETY SECTION 1: SAFETY 064634 Page 17...

  • Page 18: State Regulations

    State Regulations SECTION 1 SAFETY Page 18 064634...

  • Page 19: Federal Regulations

    Federal Regulations SECTION 1 SAFETY 064634 Page 19...

  • Page 20: General Safety Precautions

    General Safety Precautions SECTION 1 SAFETY Safety-Alert Signs This manual contains Safety-Alert Signs, as defined below, which must be followed to reduce the possibility of improper servi ce damage to the equipment or personal injury. Read and follow all Safety-Alert Signs included in this manual. NOTE defines an operating procedure, condition, etc.

  • Page 21: Laws Pertaining To Spark Arrestors

    Spark Arrestor Notice SECTION 1 SAFETY Laws Pertaining to Spark Arrestors Some states require that in certain locations arrestors be used on internal combustion engines. A spark arrester is a device designed to prevent the discharge of spark or flames from the engine exhaust.

  • Page 22: General Safety

    General Safety SECTION 1 SAFETY • NEVER operate this equipment without proper protective clothing, safety glasses, respiratory protection, hear- ing protection, steel-toed boots and other protective devices required by the job or city and state regulations. • Avoid wearing jewelry or loose fitting clothes that may get caught on the controls or moving parts as this can cause serious injury.
  • Page 23 General Safety, continued SECTION 1 SAFETY • ALWAYS know the location of the nearest fire extinguisher. • ALWAYS know the location of the nearest first aid kit. • 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.
  • Page 24 General Safety, continued SECTION 1 SAFETY • NEVER disconnect any emergency or safety devices. These devices are intended for opera- tor safety. Disconnection of these devices can cause severe injury, bodily harm or even death. Disconnection of any of these devices will void all warranties. •...

  • Page 25: Engine Safety

    Engine Safety SECTION 1 SAFETY • DO NOT place hands or fingers inside engine compartment when engine is running. • NEVER operate the engine with heat shields or guards removed. • Keep fingers, hands hair and clothing away from all moving parts to prevent injury. •...

  • Page 26: Transportation Safety

    Transportation Safety SECTION 1 SAFETY • NEVER allow any person or animal to stand underneath the equipment while lifting. • Some walk-behind trowels can be lifted or moved by two people utilizing lifting tubes or other special attachments. Generally, however, they must be lifted using lifting bales and cranes, hoists, or forklifts.

  • Page 27: Safety And Operation Labels

    Safety and Operation Labels SECTION 1 SAFETY The safety and operation labels shown in this section are placed in important areas on the machine to draw attention to potential safety hazards and service information. Should any of these labels become unreadable or damaged, replacement labels can be ordered from your distributor.
  • Page 28 Notes SECTION 1 SAFETY Page 28 064634...

  • Page 29: Section 2: Operations

    SECTION 2 OPERATIONS SECTION 2: OPERATIONS 064634 Page 29...

  • Page 30: Introduction

    This machine is built with user safety in mind. However, it can present haz- ards if improperly operated and serviced. Follow operating instructions carefully. If you have any questions about operating or servicing this equipment, please contact your Allen Engineering Dealer or AEC Customer Service at 800-643-0095 or 870-236-7751. Page 30 064634...

  • Page 31: Introduction Section

    V-belt pulley drive system. The pulley engages using a clutch, see the Parts Section (Section 4) of this manual for a breakdown. • All Allen Engineering Walk-behinds are equipped with a safety shutdown switch.

  • Page 32: Pre-Start Procedures

    2. If lubrication oil begins to seep out as the drain plug is being removed, then it can be assumed that the gearbox has a sufficient amount of oil. 3. If lubrication oil does not seep out as the drain plug is being removed, fill with type Allen Oil Kit P/N 048386 gearbox lubricant oil until the oil filler hole overflows.

  • Page 33: Engine Controls

    Engine Controls SECTION 2 OPERATIONS 1. Fuel Filler Cap – Remove this cap to add unleaded gasoline to the fuel tank. Make sure cap is tightened securely. DO NOT over fill. 2. Throttle Lever – Used to adjust engine RPM speed (lever advanced forward SLOW, lever back toward operator FAST). 3.

  • Page 34: Trowel Controls

    Trowel Controls SECTION 2 OPERATIONS 1. Fine Pitch Control Handle – To adjust the pitch of the blades, turn the handle either clockwise or counter-clockwise to achieve the desired blade pitch. 2. Handlebar Adjuster – Change the angle/height of the handle bars by loosening bolts, adjust han- dlebars to desired location, tighten bolts firmly to hold handlebars in that position.
  • Page 35 Trowel Controls SECTION 2 OPERATIONS 064634 Page 35...

  • Page 36: Operating Instructions

    Operating Instructions SECTION 2 OPERATIONS 2.6.1 Operating The Trowel The following steps are intended as a basic guide to machine operation, and are not to be considered a complete guide to concrete finishing. We suggest that all operators (experienced and novice) read “Slabs on Grade”...
  • Page 37 Operating Instructions, continued SECTION 2 OPERATIONS • Push down on the handle to move the rotor assembly to the right. • Pull up on the handle assembly to move the rotor assembly to the left. • Pitch Adjustment Different pitch angles are needed as you work the different stages of the concrete. 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.
  • Page 38 Notes SECTION 2 OPERATIONS Page 38 064634...

  • Page 39: Section 3: Service

    SECTION 3 SERVICE SECTION 3: SERVICE 064634 Page 39...

  • Page 40: Periodic Maintenance

    Periodic Maintenance SECTION 3 SERVICE Periodic Maintenance Schedule The table below list basic trowel and engine maintenance. Refer to OEM engine manufacturer’s Operation Manual for additional information on engine maintenance. A copy of the engine operator’s manual was supplied with the machine when it was shipped. TABLE 3.1.1 CHECK LIST EVERY...

  • Page 41: Trowel Gearbox

    Trowel Gearbox SECTION 3 SERVICE Trowel Gearbox Maintenance Check Oil levels in the gearbox daily (every 8 hours) Add oil if oil level is below the check sight glass. 1. To add oil, tilt gearbox to the side and remove the fill plug. Add oil through hole opening. Replace fill plug after proper level has been achieved.

  • Page 42: Lift Lever Adjustment

    Lift Lever Adjustment SECTION 3 SERVICE Lift Lever Adjustment Procedure Damage to and/or replacement of a trowel arm can change the adjustment of the lift lever. This can unbalance the trowel arms and cause the riding trowel to wobble during operation. To operate smoothly the lift lever on all trowel arms must be adjusted the same to ensure that the riding trowel is balanced correctly.
  • Page 43 Lift Lever Adjustment, continued SECTION 3 SERVICE PRESSURE PLATE LOCATION TROWEL ARM BLADE SPIDER BOSS FASTENER HARDWARE REMOVAL 064634 Page 43...

  • Page 44: Trowel Transportation

    Trowel Transportation SECTION 3 SERVICE Trowel Transportation Procedures Extra care should be taken when lifting the trowel off the ground. Serious damage to the machine or personal injury could be caused by dropping a trowel. The trowel is heavy and awkward to move around. Use proper heavy lifting procedures and DO NOT lift the trowel by the guard rings.

  • Page 45: Cleaning Procedure

    Cleaning Procedure SECTION 3 SERVICE Machine Cleaning Procedure When cleaning the machine, please adhere to the following information to ensure proper cleaning and to keep the machine in the best condition possible. Power Washing Procedure: • Ensure that the water pressure is below 2000 PSI (14 MPa) •...

  • Page 46: Section 4: Parts

    SECTION 4 PARTS SECTION 4: PARTS Page 46 064634...
  • Page 47 SECTION 4 PARTS PAGE LEFT BLANK INTENTIONALLY 064634 Page 47...

  • Page 48: Factory Service Information

    Factory Service Information SECTION 4 PARTS This section contains the illustrated drawings and parts list for help in identifying and/or ordering replacement 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.

  • Page 49: Replacement Part Procedures

    Replacement Part 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.

  • Page 50: Handle, Fine Pitch (2016) Illustration

    Handle, Fine Pitch (2016) Illustration SECTION 4 PARTS Not all bubbled pieces may be available for sale. Drawing is for reference ONLY. Items on following page with associated part numbers may be available to be purchased from AEC. Page 50 064634...
  • Page 51 Handle, Fine Pitch (2016) Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 063975 HANDLE, PRO WALK-BEHIND, FINE PITCH ASSEMBLY (2016) 070320 ASSEMBLY, MODIFIED FINE PITCH HANDLE W/ THROTTLE CABLE 010075 FASTENER, HHCS 1/2”-13 X 3” 011238 FASTENER, HEX NUT NYLOCK 12”-13 FASTENER, SCREW HEX DRIVE 1/4”-20 X 3/8 W/ THREAD LOCKING 078505 (OLD PART 015410)

  • Page 52: Handle, Fine Pitch, (Old Model) Illustration

    Handle, Fine Pitch, (Old Model) Illustration SECTION 4 PARTS 12 13 See page 54 for Fine Pitch Adjustment Assembly Page 52 064634...
  • Page 53 Handle, Fine Pitch, (Old Model) Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 034283 HANDLE, PRO WALK-BEHIND, FINE PITCH ASSEMBLY 010005 FASTENER, HHCS 1/4-20 X 1-1/2 GR 8 010089 FASTENER, LOCK WASHER, 1/4” 010075 FASTENER, HHCS 1/2-13 X 3 GR 8 011238 FASTENER, NUT HEX NYLOK 1/2-13 015735...

  • Page 54: Fine Pitch Assembly, (Old Model) Illustration

    Fine Pitch Assembly, (Old Model) Illustration SECTION 4 PARTS Page 54 064634...
  • Page 55 Fine Pitch Assembly, (Old Model) Parts List SECTION 4 PARTS ITEM PART # DESCRIPTION 015410 FASTENER, RHMS 1/4-20 X 3/8 015739 KNOB, ADJUSTABLE HANDLE 015740 FASTENER, PIN SPIRAL 3/16 X 1-3/4 061403 SCREW SHAFT, PITCH CONTROL 015742 THRUST BEARING 015743 BUSHING, F/ PITCH CONTROL 015744 WASHER FINE PITCH CONTROL SPACER...

  • Page 56: Rapid Pitch Assembly, Illustration

    Rapid Pitch Assembly, Illustration SECTION 4 PARTS Page 56 064634...
  • Page 57 CABLE, PITCH CONTROL 015752 BLOCK, CABLE SUPPORT 015753 PULLEY, CABLE 015754 PIN, 3/8” X 1-3/8, CABLE PULLEY 067306 DECAL, ALLEN 059146 FASTENER, NUT, M8 (NOT SHOWN) Item #14 Detail ITEM PART NO. DESCRIPTION 066639 ASSEMBLY, PITCH HANDLE, RAPID PITCH 066628 ROLL PIN, 3/16”...

  • Page 58: Handle, Positive Pitch, Illustration

    Handle, Positive Pitch, Illustration SECTION 4 PARTS 11 12 See page 60 for Positive Pitch Adjustment Assembly Page 58 064634...
  • Page 59 Handle, Positive Pitch, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 034451 HANDLE,PRO WALK-BEHIND, POSITIVE PITCH ASSEMBLY 010002 FASTENER, HHCS, 1/4”-20 X 3/4” 010005 FASTENER, HHCS, 1/4”-20 X 1-1/2” GRADE 8 010075 FASTENER, HHCS, 1/2”-13 X 3”, GRADE 8 010081 FASTENER, FLAT WASHER, 1/4”...

  • Page 60: Positive Pitch Assembly, Illustration

    Positive Pitch Assembly, Illustration SECTION 4 PARTS Page 60 064634...
  • Page 61 Positive Pitch Assembly, Parts List SECTION 4 PARTS ITEM PART # DESCRIPTION 010002 FASTENER, BOLT - HHCS 1/4-20 X 3/4 010018 FASTENER, BOLT - HHCS 5/16-18 X 1/2 GRADE 5 010002 FASTENER, BOLT - HHCS, 1/4”-20 X 3/4”, GRADE 8 010081 FASTENER, FLAT WASHER -1/4 010089...

  • Page 62: Gear Box Assembly, Illustration

    Gear Box Assembly, Illustration SECTION 4 PARTS Torque to 22 ft.lbs. Torque to 12 ft.lbs. Torque to 12 ft.lbs. Grease this area for re-assembly only Page 62 064634...

  • Page 63: Gear Box Assembly, Parts List

    ASSEMBLY, STANDARD GEARBOX 055647 (TEXAS WALKER) ASSEMBLY, GEARBOX 001003 GREASE, MOBILITH SCH220 .094 048299 OIL, ALLEN ENGINEERING GEARBOX .757/LT 010498 PLUG, 3/8 NPT BI SQ HD PIPE 010513 FITTING, 1/4-28 NPT STR GREASE 012953 PLUG, 3/4 NPTF BI SQ HD PIPE...

  • Page 64: Spider, 430, Edging, Illustration And Parts List

    Spider, 430, Edging, Illustration and Parts List SECTION 4 PARTS ITEM PART # DESCRIPTION 032235 ASSEMBLY, SPIDER, 430 012990 FASTENER, CABLT 3/8-16 X 1-1/4” 015682 External Tooth Lock Washer, Steel, 3/8 in 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 FASTENER, NUT HEX JAM 3/8-16 015686...

  • Page 65: Spider, 436, Illustration And Parts List

    Spider, 436, Illustration and Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 015893 ASSEMBLY, SPIDER, 436 012990 FASTENER, CABLT 3/8-16 X 1-1/4” 015682 WASHER, 3/8 EXT TOOTH LOCK 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 FASTENER, NUT HEX JAM 3/8-16 015686 FASTENER, SQHSS 3/8-16 X 1...

  • Page 66: Spider Assembly, 430, Edging, Illustration And Parts List

    Spider Assembly, 430, Edging, Illustration and Parts SECTION 4 List PARTS ITEM PART NO. DESCRIPTION 010022 FASTENER, HHCS 5/16-18 X 1 1/2” LONG 010090 FASTENER, LOCK WASHER 5/16 015694 PLUG, RED PLASTIC TAPERD 032235 SPIDER ASSY, PRO430 STD 750 LH (SOM) 041696A TROWEL BLADE, 30”...

  • Page 67: Spider Assembly, 436, Illustration And Parts List

    Spider Assembly, 436, Illustration and Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 010022 FASTENER, HHCS 5/16-18 X 1 1/2” LONG 010024 FASTENER, HHCS 5/16-18 X 2 GR8 010090 FASTENER, LOCK WASHER 5/16 015694 PLUG, RED PLASTIC TAPERED 015893 SPIDER ASSY, PRO436 900-SFC LH-SOM 016095V TROWEL BLADE COMBO 8X14...

  • Page 68: Spider, 446, Illustration And Parts List

    Spider, 446, Illustration and Parts List SECTION 4 PARTS ITEM PART # DESCRIPTION 024812 ASSEMBLY, SPIDER, 446 012990 FASTENER, CABLT 3/8-16 X 1-1/4” 015682 WASHER, 3/8 EXT TOOTH LOCK 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 FASTENER, NUT HEX JAM 3/8-16 015686 FASTENER, SQHSS 3/8-16 X 1...

  • Page 69: Spider, 446Sd, Illustration And Parts List

    Spider, 446SD, Illustration and Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 026588 ASSEMBLY, SPIDER, 446SD 010050 FASTENER, NUT HEX JAM 1/2-13 015682 External Tooth Lock Washer, 410SS, 3/8 in 015683 BOLT, 3/8-16 X 7/8 DOG PT HEX HD CAP 015684 FASTENER, NUT HEX JAM 3/8-16 015686...

  • Page 70: Power Unit, 430, Edging, Illustration

    Power Unit, 430, Edging, Illustration SECTION 4 PARTS Page 70 064634...
  • Page 71 Power Unit, 430, Edging, Illustration, continued SECTION 4 PARTS 064634 Page 71...
  • Page 72 Power Unit, 430, Edging, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 010001 FASTENER, HHCS 1/4-20 X 1/2 GR 8 010002 FASTENER, HHCS 1/4-20 X 3/4 010019 FASTENER, HHCS 5/16-18 X 3/4 GR 8 010081 FASTENER, FLAT WASHER 1/4 010082 FASTENER, FLAT WASHER 5/16 010085...
  • Page 73 COVER, LEFT REAR RIGHT FRONT EDGER 053273 COVER, EDGER WALKBEHIND RINGS 053297 RING, LOWER F/ 430 EDGER 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 065965 SERIAL TAG 067308 DECAL, AEC INFO / WARRANTY - WALKER (6.45”) 067309 DECAL, ENGINE WARNING - WALKER 067322 DECAL, LIFTING HOOK - WALKER (3/4”)

  • Page 74: Power Unit, 436, Edging, Illustration

    Power Unit, 436, Edging, Illustration SECTION 4 PARTS Page 74 064634...
  • Page 75 Power Unit, 436, Edging, Illustration, continued SECTION 4 PARTS 23 24 064634 Page 75...
  • Page 76 Power Unit, 436, Edging, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 043491 ASSEMBLY, 436 EDGING POWER UNIT, 5.5 HP MOTOR, COMBO BLADES 039212 ASSEMBLY, 436 EDGING POWER UNIT, 9 HP MOTOR, COMBO BLADES 010002 FASTENER, HHCS 1/4-20 X 3/4 010022 FASTENER, HHCS 5/16-18 X 1 1/2”...
  • Page 77 CLUTCH, Ø3/4 ID BORE NR WE26 (5HP) 047843 CLUTCH, 1” BORE NR WE25 (9HP) 078507 CLUTCH, 1” BORE, Red (9 HP) 048379 DECAL, ALLEN 4 1/2 x 1 1/2 048937 DECAL, MFG. BY ALLEN ENG. 049771 PLATE, WALKBEHIND LIFTING 053448...

  • Page 78: Power Unit, 436, Illustration

    Power Unit, 436, Illustration SECTION 4 PARTS Page 78 064634...
  • Page 79 Power Unit, 436, Illustration, continued SECTION 4 PARTS 064634 Page 79...
  • Page 80 Power Unit, 436, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 035724 ASSEMBLY, 436 BASIC POWER UNIT, 5.5 HP MOTOR, COMBO BLADES 035726 ASSEMBLY, 436 BASIC POWER UNIT, 9.0 HP MOTOR, COMBO BLADES 035728 ASSEMBLY, 436 BASIC POWER UNIT, 9.0 HP MOTOR, LOW SPEED, COMBO BLADES 010002 FASTENER, HHCS 1/4-20 X 3/4 010022...
  • Page 81 DECAL, SPARK WARNING (SP) 056336 DECAL AEC 1.5” X 3.25” WHITE/RED 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 010019 FASTENER, HHCS 5/16-18 X 3/4 GR 5 NOTE: The 5.5HP and the 9HP Walk-behinds use different Clutch Guards, V-Belts, and Clutches.

  • Page 82: Kit, 436 With Kohler Engine

    Kit, 436 With Kohler Engine SECTION 4 PARTS ITEM PART NO. DESCRIPTION 076131 KIT, 436 WITH 9.5HP KOHLER, FINE PITCH 071131 ASSEMBLY, PT, 436 WITH 9.5 KOHLER 070069 ENGINE, CH395 KOHLER 001005 OIL, ENGINE 10W30 (GAL) 0.32 064971 GEARBOX, PRO 436 & 446 064969 ASSEMBLY, SPIDER PRO 436 064972...

  • Page 83: Kit, 436 With Kohler Engine Continued

    Kit, 436 With Kohler Engine continued SECTION 4 PARTS ITEM PART NO. DESCRIPTION 076132 KIT, 436 WITH 9.5HP KOHLER, RAPID PITCH 071131 ASSEMBLY, PT, 436 WITH 9.5 KOHLER 070069 ENGINE, CH395 KOHLER 001005 OIL, ENGINE 10W30 (GAL) 0.32 064971 GEARBOX, PRO 436 & 446 064969 ASSEMBLY, SPIDER PRO 436 064972...

  • Page 84: Power Unit, 436 Tc, Illustration

    Power Unit, 436 TC, Illustration SECTION 4 PARTS Page 84 064634...
  • Page 85 CVT DRIVER FOR TEXAS WALKER 055901 DRIVEN PULLEY FOR TEXAS WALKER 055902 BELT, CVT F/ TEXAS WALKER 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 056458 GUARD F/CVT TEXAS WALKER (BOTTOM) 058051 CLUTCH GUARD (TOP) 058052 CLUTCH GUARD MNTG BRKT...

  • Page 86: Power Unit, 446, Illustration

    Power Unit, 446, Illustration SECTION 4 PARTS Page 86 064634...
  • Page 87 Power Unit, 446, Illustration, continued SECTION 4 PARTS 064634 Page 87...
  • Page 88 Power Unit, 446, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 035735 ASSEMBLY, 446 BASIC POWER UNIT, 9.0 HP MOTOR, COMBO BLADES 035732 ASSEMBLY, 446 BASIC POWER UNIT, 11.0 HP MOTOR, COMBO BLADES 010002 FASTENER, HHCS 1/4-20 X 3/4 010019 FASTENER, HHCS 5/16-18 X 3/4 GR 5 010022...
  • Page 89 053446 DECAL, MADE IN USA (SP) 053448 DECAL, LIFT HERE ONLY (SP) 053453 DECAL, SPARK WARNING (SP) 056336 DECAL AEC 1.5” X 3.25” WHITE/RED 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 068124 WELDMENT, GUARD RING PRO446 064634 Page 89...

  • Page 90: Power Unit, 446Sd, Illustration

    Power Unit, 446SD, Illustration SECTION 4 PARTS Note: The PRO446SD is discontinued as of 05/09/2023 Page 90 064634...
  • Page 91 Power Unit, 446SD, Illustration, continued SECTION 4 PARTS Note: The PRO446SD is discontinued as of 05/09/2023 064634 Page 91...
  • Page 92 Power Unit, 446SD, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 042037 ASSEMBLY, 446SD BASIC POWER UNIT, 11.0 HP MOTOR, COMBO BLADES 010002 FASTENER, HHCS 1/4-20 X 3/4 010019 FASTENER, HHCS 5/16-18 X 3/4 GR 5 010024 FASTENER, HHCS 5/16-18 X 2 GR 5 010039 FASTENER, HHCS 3/8-16 X 1 3/4”...
  • Page 93 DECAL, LIFT HERE ONLY (SP) 053453 DECAL, SPARK WARNING (SP) 056336 DECAL AEC 1.5” X 3.25” WHITE/RED 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 068124 WELDMENT, GUARD RING, PRO446 Note: The PRO446SD is discontinued as of 05/09/2023 064634 Page 93...

  • Page 94: Kit, 446 With Kohler Engine

    Kit, 446 With Kohler Engine SECTION 4 PARTS ITEM PART NO. DESCRIPTION 076133 KIT, 446 WITH 9.5HP KOHLER, FINE PITCH 071132 ASSEMBLY, PT, 446 WITH 9.5 KOHLER 070069 ENGINE, CH395 KOHLER 001005 OIL, ENGINE 10W30 (GAL) 0.32 064971 GEARBOX, PRO 436 & 446 064973 ASSEMBLY, SPIDER PRO 446 064974...

  • Page 95: Kit, 446 With Kohler Engine Continued

    Kit, 446 With Kohler Engine continued SECTION 4 PARTS ITEM PART NO. DESCRIPTION 076134 KIT, 446 WITH 9.5HP KOHLER, RAPID PITCH 071132 ASSEMBLY, PT, 446 WITH 9.5 KOHLER 070069 ENGINE, CH395 KOHLER 001005 OIL, ENGINE 10W30 (GAL) 0.32 064971 GEARBOX, PRO 436 & 446 064973 ASSEMBLY, SPIDER PRO 436 064974...

  • Page 96: Power Unit, 446Sd-Tc, Illustration

    Power Unit, 446SD-TC, Illustration SECTION 4 PARTS Page 96 064634...
  • Page 97 Power Unit, 446SD-TC, Illustration, continued SECTION 4 PARTS 064634 Page 97...
  • Page 98 Power Unit, 446SD-TC, Parts List SECTION 4 PARTS ITEM PART NO. DESCRIPTION 055643 ASSEMBLY, 446TC BASIC POWER UNIT, 11.0 HP MOTOR, COMBO BLADES 010001 FASTENER, HHCS 1/4-20 X 1/2 GR 5 012975 FASTENER, HHCS 5/16-24 X 1 GR 5 010024 FASTENER, HHCS 5/16-18 X 2 GR 5 010038 BOLT, 3/8-16x1-1/2 GR 5 HHCS...
  • Page 99 DRIVEN PULLEY 055902 BELT, CVT F/ TEXAS WALKER 055903 EXT RETAINING RING 056336 DECAL AEC 1.5” X 3.25” WHITE/RED 056341 DECAL ALLEN OVAL 2” X 3.34” WHITE 056458 PULLEY GUARD 056459 RING, 446SD-TC 056484 HHCS, 5/16-24 X 4 1/2 058051...

  • Page 100: Safety Switch Assembly, Illustration & Parts List

    Safety Switch Assembly, Illustration & Parts List SECTION 4 PARTS NOTE: This illustration is for reference only. The switch shown is an older version. ITEM PART NO. DESCRIPTION 018409 SAFETY SWITCH ASSEMBLY 013370 FASTENER, RHMS 10-32 X 3/8 013704 FASTENER, LOCK WASHER EXT STAR 8-32 016137 TERMINAL, #10 14-16 GA RING 018264...

  • Page 101: Universal Walk-Behind Hardware Kit, Illustration And Parts List

    Universal Walk-Behind Hardware Kit, Illustration SECTION 4 and Parts List PARTS ITEM PART NO. DESCRIPTION 073690 KIT, UNIVERSAL WALK-BEHIND HARDWARE 010464 FSTN, NUT, NYLOK, 3/8-16 GR8 020514 FSTN, NUT STOVER LOCK 3/8-16 066370 VP QP HANDLE WIRE CONNECTOR 036673 CONNECTOR, 2-1 SPLICE (W/B) 064634 Page 101...

  • Page 102: Filter Kits, Parts List

    Filter Kits, Parts List SECTION 4 PARTS PRO436 5.5 HP GX160 ITEM PART NO. DESCRIPTION 066571 KIT, FILTER F/ PRO436 5.5 HP GX160 066431 FILTER, VP424 GX120 AIR 066437 FILTER, FUEL F/ AR16 BUGGY PRO436 9 HP GX270 ITEM PART NO. DESCRIPTION 066573 KIT, FILTER F/ PRO436 9 HP GX270...
  • Page 103 SECTION 4 PARTS PAGE LEFT BLANK INTENTIONALLY 064634 Page 103...

  • Page 104: Decals, Pro436 (Kit #: 067316)

    Decals, PRO436 (Kit #: 067316) SECTION 4 PARTS BRAND DECAL PART #: 067317 (6.42" x 2.072") LIFTING HOOK 0.75" x 0.986" PART #: 067322 AEC INFO / WARRANTY PART #: 067308 (6.45" x 1.55") ENGINE WARNINGS GEARBOX OIL / PART #: 067309 SPIDER GREASE (5.15"...

  • Page 105: Decals, Pro436E (Kit #: 067312)

    Decals, PRO436E (Kit #: 067312) SECTION 4 PARTS BRAND DECAL PART #: 067310 (6.42" x 2.072") LIFTING HOOK 0.75" x 0.986" PART #: 067322 AEC INFO / WARRANTY PINCH WARNING PART #: 067308 PART #: 067324 (6.45" x 1.55") (1.0" Dia.) ENGINE WARNINGS GEARBOX OIL / PART #: 067309...

  • Page 106: Decals, Pro446 (Kit #: 067313)

    Decals, PRO446 (Kit #: 067313) SECTION 4 PARTS BRAND DECAL PART #: 067307 (6.42" x 2.072") LIFTING HOOK 0.75" x 0.986" PART #: 067322 AEC INFO / WARRANTY PART #: 067308 (6.45" x 1.55") ENGINE WARNINGS GEARBOX OIL / PART #: 067309 SPIDER GREASE (5.15"...

  • Page 107: Decals, Pro446Tc (Kit #: 068355)

    Decals, PRO446TC (Kit #: 068355) SECTION 4 PARTS BRAND DECAL PART #: 068468 (6.42" x 2.072") LIFTING HOOK 0.75" x 0.986" PART #: 067322 AEC INFO / WARRANTY PART #: 067308 (6.45" x 1.55") ENGINE WARNINGS GEARBOX OIL / PART #: 067309 SPIDER GREASE (5.15"...

  • Page 108: Revision Detail

    Revision Detail SECTION 4 PARTS MANUAL REVISION DETAIL REVISION # REVISION DATE REVISION REFERENCE # REVISION BY 11/15 Initial Release 07/17 07/18 01/22 Updated Covers 06/22 Updated Trowel Arm PNs 10/22 Updated Handle Part Lists Corrected/Added PT436, 446 Power Unit PNs. Added 10/23 discontinued note for 446SD.
  • Page 110 AEC FACTORY & HEADQUARTERS 8 1 9 S . 5 T H S T R E 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 .

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