Installation Instructions

FormNo.3448-359RevA

SpeedReductionKit

ProForce

DebrisBlower

ModelNo.144-3587

InstallationInstructions

Installation

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Nopartsrequired

–

Preparethemachine.

Drivepulley1

Shaftkey

Hex-headscrew(3/8x1inch)

Washer2

Drivenpulley1

Installthespeedreductionpulleys.

PreparingtheMachine

NoPartsRequired

Procedure

1.Parkthemachineonalevelsurface,shutoffthe

machine,waitforallmovingpartstostop,and

allowthemachinetocool;refertothetraction

unitOperator'sManual.

2.Removethedrivepulleycoverfromthemachine

(Figure1).

Note:Retainthecoverandscrewsforlater

installation.

g367531

Figure1

3.Disconnectthetensioningspringfromtheidler

pulleybracket.

Note:Retainthetensioningspringforlater

installation.

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Bloomington,MN55420

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OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3448-359*

PAGE 1
Form No. 3448-359 Rev A Speed Reduction Kit Pro Force® Debris Blower Model No. 144-3587 Installation Instructions Installation Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Use Qty. 1 No parts required – Prepare the machine. 2 Drive pulley Shaft key Hex-head screw (3/8 x 1 inch) Washer Driven pulley 1 1 2 2 1 Install the speed reduction pulleys. 1 Preparing the Machine No Parts Required Procedure 1. 2.
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4. Remove the screw, washer, belt, drive pulley, and key from the drive shaft (Figure 2). 6. Remove the screw, washer, and driven pulley from the fan shaft (Figure 4). g367545 Figure 2 g367548 1. Screw 4. Key 2. Washer 3. Pulley 5. Belt Figure 4 1. Fan shaft 2. Driven pulley Note: Retain the belt for later installation. 5. Loosen the nozzle clamp and remove the blower nozzle (Figure 3). g367540 Figure 3 1. Blower nozzle clamp 2 3. Washer 4.
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2 Installing the Speed Reduction Pulleys Parts needed for this procedure: 1 Drive pulley 1 Shaft key 2 Hex-head screw (3/8 x 1 inch) 2 Washer 1 Driven pulley Procedure 1. 2. g367553 Apply medium-strength thread-locking compound (such as Blue Loctite® 243) to the threads of the new screws. Figure 6 Install, but do not tighten, the new screw, washer, and driven pulley to the fan shaft as shown in Figure 5. 1. Screw 3. Drive pulley 2. Washer 4. Key 4.
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