allen PRO WALK-BEHIND User manual

PARTS & DECALS
MANUAL
Manual Part #: 068350P | Revision: B
Language: English | Original Instructions
WALK-BEHIND TROWELS
PRO WALK-BEHIND

Walk-behind Trowel
PARTS & DECALS MANUAL
This manual covers the Trowel Parts listed below:
Kitted Part Numbers (Includes Power Unit and Handle)Kitted Part Numbers (Includes Power Unit and Handle)
Part No.Part No. DescriptionDescription
068344 TROWEL KIT, 436DF, DUAL-FUEL, FINE PITCH HANDLE068344 TROWEL KIT, 436DF, DUAL-FUEL, FINE PITCH HANDLE
068345 TROWEL KIT, 436DF, DUAL-FUEL, RAPID PITCH HANDLE068345 TROWEL KIT, 436DF, DUAL-FUEL, RAPID PITCH HANDLE
Power Unit Only Part Numbers
Part No. Description
067600 PT, 436P, BASIC DUAL-FUEL WITH COMBO BLADES
Handle Only Part Numbers
Part No. Description
068342 HANDLE, PRO, DUAL-FUEL, FINE PITCH, LONG ADJUSTABLE
068343 HANDLE, PRO, DUAL-FUEL, POSITIVE PITCH, LONG ADJUSTABLE
070300 HANDLE, PRO, DUAL-FUEL, RAPID PITCH, LONG ADJUSTABLE
For information regarding the following, please see the “Dual-Fuel Walk-
behind - Safety & Operator Manual”
• Warranty Information
• Dealer Information
• How to identify the Model / Serial Numbers on the machine
Copyright © 2020 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. Patents: 10,100,537; 9,068,300; 7,690,864; 7,114,876B1; 6,857,815B2; 6,582,153
With other Patents Pending.
Printed in U.S.A.
068350PPage 2

Sect No. Title Page
1.0 Parts............................................................... 5
Factory Service Information.............................................. 6
Replacement Part Procedure ............................................. 7
Trowel Kit, Fine Pitch Handle............................................. 8
Trowel Kit, Rapid Pitch Handle ........................................... 9
Handle, Fine Pitch .................................................... 10
Handle, Positive Pitch ................................................. 12
Positive Pitch Assembly................................................ 14
Handle, Rapid Pitch ................................................... 16
Gear Box Assembly ................................................... 18
Power Unit, Ring Weldment............................................. 20
Drive Assembly ...................................................... 21
436 Spider Assembly ................................................. 22
Blades, Trowel 436 ................................................... 23
Propane Regulator / Hose Assembly ...................................... 24
Safety Switch Assembly ............................................... 25
2.0 Decals ............................................................ 26
Decals - Front ....................................................... 27
Decals - Right ....................................................... 28
Decals - Left ........................................................ 29
Decals - Handle...................................................... 30
--- Revision Detail. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Table of Contents
068350P Page 3

Customer Notes
068350PPage 4

SECTION 1
PARTS
SECTION 1
PARTS
068350P Page 5

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.
All set screws have blue (LOC-TITE™) applied at the
factory. If set screw is removed or loosened for any
reason re-apply blue (LOC-TITE™).
All grease fittings are capped with CAP PLUG GC-5
(AEC PN 015692) to protect the fitting. If cap becomes
missing or damaged replace it as soon as possible.
Anti-Seize is applied at the factory to all drive line coupling,
gear box main and counter shafts and pitch control threaded
rod assemblies. If these parts are disassembled re-apply a light
coat of a graphite based anti-seize.
Factory Service Information
SECTION 1
PARTS
068350PPage 6

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. Use part numbers listed in the applicable parts list table when you place your order. If a part number changes,
the AEC Customer Service Department or your nearest AEC dealer will have the latest part number for the replacement
part.
Remember when you order replacement parts, you will need your model number and serial number. These are the num-
bers that you have recorded in the UNIT ID section of this manual. Please order replacement parts by the appropriate
part number, not the key number.
This manual contains an illustrated parts list for help in ordering replacement parts for your machine. Follow the
instructions below when ordering parts to insure prompt and accurate delivery:
1. All orders for service parts - include the serial number for the machine. Shipment will be delayed if this information
is not available.
2. Include correct description and part number from the “PARTS” Section 4.
3. Specify 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 you.
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.
Replacement Part Procedures SECTION 1
PARTS
068350P Page 7

Trowel Kit, Fine Pitch Handle, Illustration &
Parts List (068344)
2
1
ITEM PART NO. DESCRIPTION QTY
1 067600 PT, 436P, BASIC DUAL-FUEL WITH COMBO BLADES 1
2 068342 HANDLE, TROWEL, DUAL-FUEL, FINE PITCH 1
SECTION 1
PARTS
068350PPage 8

Trowel Kit, Rapid Pitch Handle, Illustration
& Parts List (068345)
ITEM PART NO. DESCRIPTION QTY
1 067600 PT, 436P, BASIC DUAL-FUEL WITH COMBO BLADES 1
2 070300 HANDLE, TROWEL, DUAL-FUEL, RAPID PITCH 1
1
2
SECTION 1
PARTS
068350P Page 9

Handle, Fine Pitch, Illustration
21
3
3
4
4
22
23
14
10
16
PARTS LIST
U/MQTYDESCRIPTIONPART NO.ITEM
4
FSTN, HHCS 1/4-20 X 1-1/2 GR 8
0100051
2
FSTN, HHCS 1/2-13 X 3 GR 8
0100752
2
FSTN, NUT HEX NYLOK 1/2-13
0112383
1THROTTLE AND CABLE ASSEMBLY015735
4
1KNOB, ADJUSTABLE HANDLE015739
5
1CABLE, PITCH CONTROL LONG ASSY0157486
1BAR, CARRY F/ WALKBEHINDS0157697
1ASSY, SWITCH SAFETY COMPLETE0184098
1BRKT, WB LONG HANDLE FOOT PAD MTG0342019
1
BLOCK, CLAMP ADJ/HAND R/W 034277
03427910
1
EXTENSION WDMT F/LNG HNDL F/PT
03428511
1INSULATION, F/ HANDLEBAR03444112
2GRIP, HANDLE (7/8"ID)04830813
1COVER, WB HANDLE PAD (STRAIGHT)04977017
1DECAL, HANDLE, ALLEN - 4.25W X 1.22W06730635
16
3
4
14
10
11
5
6
7
8
12 13
9
1
2
15
18
20
17
19
See page 25 for Safety Switch (8) Assembly
SECTION 1
PARTS
068350PPage 10