HDA-SERIES
 Proposition 65 Warning
Page
 Table of Contents
 Order via Fax Dealers Only
Parts Ordering Procedures
Best Deal! Order via Internet Dealers Only
 Machine layout, location of components, checking of engine
Training Checklist
Training Checklist
Read Operator’s Manual completely
 Daily PRE-OPERATION Checklist
Daily PRE-OPERATION Checklist
 Do not follow directions
Safety Message Alert Symbols
 You do not follow instructions
Always wear approved eye and hearing protection
Property, or the surrounding
 Rules for Safe Operation
Safety
Rules for Safe Operation
 Always know the location of the nearest and first aid kit
Maintenance Safety
Emergencies
 Operation and Safety Decals
Operation and Safety Decals
 Top View SideView
Specifications Trowel
Specifications Trowel
Height Lifting Hook 34.5 in 876.2 mm
 Honda GX340K1QA2 Honda GX390K1QA2
Specifications Engines
Specifications Engines
Model
 General Information
General Information
 HDA-SERIES Walk-Behind Trowels
Controls and Components
 Guard Ring- NEVER! put hands or feet inside guard ring
 Initial Servicing
Basic Engine
Basic Engine
 Feed the throttle cable through the cable housing
Assembly and Installation
Assembly and Installation
HandleTube Installation All Models
 Tighten cable clamp screw and swivel stop screw
Handle Height Adjustment
Safety Stop SwitchWire
 Blade Pitch Cable
 Engine Oil Check
PRE-INSPECTION
PRE-INSPECTION
Before Starting
 Controls
 Lifting Bail Option
Initial START-UP
Initial START-UP
Lifting the Trowel Onto a Slab Auxiliary Lifting Tube
 Place the Choke Lever in the Closed position
Test the Safety Stop Switch
 PitchingThe Blades Quick-PitchHandle
Operation
Operation
 Equipment
Never place your feet or hands inside
Parts while operating this equipment
Guard rings while starting or operating this
 Combo Blades
Options
Options
Clip-On Float Blades Optional
 Lifting Bail
Trowel Arm Adjustment Fixture
 Maintenance Schedule
Maintenance
Maintenance
 Remove the trowel arm from the spider plate
Spider Removal
Trowel Arm Removal
 Trowel Arm Flatness Test
Bronze Bushings Trowel Blade Removal
 Locking Nut
Trowel Arm Adjustment
AdjustmentBolt
Re-Assembly
 Engine Engine Oil Change
Testing
Changing a Blade Belt Removal and Replacement
Before removing the blades
 Troubleshooting Trowel
Troubleshooting Trowel
 Troubleshooting Trowel
 Troubleshooting Engine
Troubleshooting Engine
 Xxxxx only Not Used on
Explanation of Codes
 ARM 16-1/2
Suggested Spare Parts
Description
 Nameplate and Decals
 Decal QUICK-PITCH Handle
Decal PRE-LOAD Indicator
Service Dept
Decal Power Trowel
 Detail B See Detail a
Standard Handle ASSY. OLD Style
 GRIP, Handle
HANDLE, Adjustable
Wire ASSY., Safety Stop Switch
HOUSING, Cable
 Standard Handle ASSY. NEW Style
 WHEEL, Hand Handle
 QUICK-PITCH Handle ASSY. OLD Style
 DECAL, Q.P. Warning
CONNECTOR, QP Control ARM
BLOCK, QP Adjustment
DECAL, Latch Warning
 QUICK-PITCH Handle ASSY. OLD Style
 DECAL, Arrow
NUT, QP Trim Control Adjust
SCREW, QP Trim Adjustment
HOUSING, Throttle Cable
 QUICK-PITCH Handle ASSY. NEW Style
 PIN, Support Block 3/8 X
 Blade Spider Assy
 Bushing
Wear Ring
Flange Bearing
Wear Plate
 Gearbox & Engine Mounts Assy
 BEARING, CONE, Timken
SEAL, OIL TCM 10172VTB-H
FLANGE, Countershaft
BEARING, CUP, Timken
 ENGINE, 11 HP Honda Assy
 Part Name QTY Remarks
 ENGINE, 13 HP Honda Assy
 Includes Item W/%
 Guard Ring Assy
 9178
Part Name QTY. Remarks
 Detail a
Stabilizer Ring Assy
 1237
WASHER, LOCK, 5/16 MED
 Blades & ARM ADJ. Fixture ASSY. Options
 7281
0202 Hhcs 5/16-18X1 Ring 0201
1434
1162 a
 Lifting Bail ASSY. Option
 2360
10229 Hhcs 5/16-24X1 0161 a
 Honda GX340K1QA2 AIR Cleaner Assy
 COLLAR, AIR Cleaner
ELEMENT, AIR Cleaner
COVER, AIR Cleaner
GROMMET, AIR Cleaner
 Honda GX340K1QA2 Camshaft Assy
 LIFTER, Valve
SPRING, Weight Return
ROD, Push
ARM, Valve Rocker
 Honda GX340K1QA2 Piston Assy
 Ring SET, Ppiston
BOLT, Connecting ROD
Ring SET, PISTON- Standard
Ring SET, PISTON- OS
 Honda GX340K1QA2 Crankcase Cover Assy
 GASKET, Case Cover
WEIGHT, Governor
HOLDER, Governor Weight
PIN, Governor Weight
 Honda GX340K1QA2 Crankshaft Assy
 90756ZE2600 KEY 961006207000
WEIGHT, Balancer
13310ZE3601
13351ZE3010
 Honda GX340K1QA2 Cylinder Barrel Assy
 NUT, Flange 10MM
USE from Engine
SHAFT, Governor ARM
BOLT, Drain Plug
 Honda GX340K1QA2 Cylinder Head Assy
 TUBE, Breather
CLIP, Valve Guide
GASKET, Cylinder Head
COVER, Head
 Honda GX340K1QA2 FAN Cover Assy
 Shroud
CLIP, Wire Harness
CLIP, Tube
COVER, FAN *R8* Bright RED
 Honda GX340K1QA2 Flywheel Assy
 Flywheel
FAN, Cooling
 Honda GX340K1QA2 Fuel Tank Assy
 GASKET, Fuel Filler CAP
RUBBER, Supporter 107MM
JOINT, Fuel Tank
Tank Fuel *T34* Simpson Blue
 Honda GX340K1QA2 Ignition Coil Assy
 WIRE, Stop Switch 430MM
Coil ASSEMBLY, Ignition
GROMMET, Wire
 Honda GX340K1QA2 Carburetor Assy
 Includes Items W/%
Gasket SET
Valve SET, Float
Float SET
 Honda GX340K1QA2 Carburetor Assy
 25 + 9430520122
 Honda GX340K1QA2 Muffler Assy
 PIPE, EX
Muffler
PROTECTOR, Muffler
PROTECTOR, EX. Pipe
 Honda GX340K1QA2 Recoil Starter Assy
 SPRING, Starter Return
PULLEY, Recoil Starter
RATCHET, Starter
SPRING, Friction
 Honda GX340K1QA2 Control Assy
No ART Work
 SPRING, Throttle Return
ARM, Governor
ROD, Governor
SPRING, Governor
 Honda GX340K1QA2 Labels Assy
 MARK, OIL Alert E
Emblem
LABEL, Caution
MARK, Choke External
 Honda GX390K1QA2- AIR Cleaner Assy
 90009ZE2003
Collar B, AIR Cleaner Includes Items W
WINGNUT, Tool BOX Setting
17231ZE3W01
 Honda GX390K1QA2- Camshaft Assy
 VALVE, Exhaust
VALVE, Intake
 Honda GX390K1QA2- Piston Assy
 Piston Standard
Ring SET, Piston STD
Ring SET, Piston OS 0.25, OPT
Ring SET, Piston OS 0.50, OPT
 Honda GX390K1QA2- Crankcase Cover Assy
 Includes Items W/ #
 Honda GX390K1QA2- Crankshaft Assy
 BEARING, Radial Ball 6207S
13310ZF6W10
90745ZE2600 KEY 91001ZF6003
 Honda GX390K1QA2- Cylinder Barrel Assy
 3415ZH7003
91203952771
91353671003
 Honda GX390K1QA2- Cylinder Head Assy
 Spark Plug BPR6ES NGK
GUIDE, Valve OS Optional
GUIDE, EX. Valve OS Optional
GASKET, Cylinder Head Cover
 Honda GX390K1QA2- FAN Cover Assy
 COVER, FAN *NH1*, Black
19610ZE3010ZB
 Honda GX390K1QA2- Flywheel Assy
 PULLEY, Starter Screen Grid
 Honda GX390K1QA2- Fuel Tank Assy
 91353671003 Ring 13.5X1.5 Arai 9405008000
RUBBER, Supporter 107 MM
17510ZE3010ZB
TANK, Fuel *NH1* Black
 Honda GX390K1QA2- Ignition Coil Assy
 30500ZF6W01
 Honda GX390K1QA2- Carburetor Assy
 JET, Main #92
PLATE, Lever Setting
Screw SET, Drain Includes Items W/#
Screw SET B Includes Items W/#
 Honda GX390K1QA2- Muffler Assy
 PIPE, Exhaust
PROTECTOR, Exhaust Pipe
 Honda GX390K1QA2- Recoil Starter Assy
 90008ZE2003
28400ZE3W01ZB
28410ZE3W01ZB
28462ZV7003
 Honda GX390K1QA2- Control Assy
 NUT, SELF-LOCK 6MM
BASE, Control
 Honda GX390K1QA2- Gasket KIT Assy
 Gasket KIT
GASKET, Insulator
GASKET, Exhaust Pipe
 Honda GX390K1QA2- Labels Assy
 87576ZH7W00
87521ZF6W01
87530ZF6W10
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