Installation Instructions

FormNo.3432-429RevA

RotaryMotorCaseDrainKit

2024DirectionalDrill

ModelNo.139-8870

InstallationInstructions

InstallingtheKit

1x1x1x

1.Parkthemachineonalevelsurface,placethethrustframeinthehorizontalposition,movethecarriage

totherearstop,shutofftheengine,turnthebatterydisconnectswitchtotheOFFposition,andremove

thekey.

2.Locatetheareawhereyouwillinstallthekit(Figure1).

g289382

Figure1

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Bloomington,MN55420

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OriginalInstructions(EN)

PrintedintheUSA

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*3432-429*A

PAGE 1
Form No. 3432-429 Rev A Rotary Motor Case Drain Kit 2024 Directional Drill Model No. 139-8870 Installation Instructions Installing the Kit 1x 1x 1x 1. Park the machine on a level surface, place the thrust frame in the horizontal position, move the carriage to the rear stop, shut off the engine, turn the battery disconnect switch to the OFF position, and remove the key. 2. Locate the area where you will install the kit (Figure 1).
PAGE 2
3. Disconnect the existing hose. g289383 Figure 2 4. Install the tee fitting so that the bottom fitting is at an angle. Torque the fitting to 37 to 45 N∙m (27 to 33 ft-lb).
PAGE 3
5. Install the existing hose onto the tee fitting. Torque the hose ends to 37 to 45 N∙m (27 to 33 ft-lb). g289379 Figure 4 6. Remove the plug and install the straight fitting in the rotary motor. Torque the fitting to 24 to 30 N∙m (18 to 22 ft-lb).
PAGE 4
7. Install the kit hose onto the tee and straight fittings. g289380 Figure 6 8. Torque the hose ends to 37 to 45 N∙m (27 to 33 ft-lb). Note: Use a wrench to prevent the hose from twisting.