Installation Instructions

FormNo.3427-372RevA

RackRepairKit

2226DirectionalDrill

ModelNo.131-8953

InstallationInstructions

InstallingtheRack

Note:Useaminimumof30cm(12inches)ofrackforrepair.

g271678

Figure1

1.Movethemachinetoalevelsurface,shutofftheengine,removethekey,turnthebatterydisconnect

switchtotheOFFposition,andwaitfortheenginetocool;refertotheOperator’sManual.

Note:Removethepipebox.

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OriginalInstructions(EN)

PrintedintheUSA

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*3427-372*A

PAGE 1
Form No. 3427-372 Rev A Rack Repair Kit 2226 Directional Drill Model No. 131-8953 Installation Instructions Installing the Rack Note: Use a minimum of 30 cm (12 inches) of rack for repair. g271678 Figure 1 1. Move the machine to a level surface, shut off the engine, remove the key, turn the battery disconnect switch to the OFF position, and wait for the engine to cool; refer to the Operator’s Manual. Note: Remove the pipe box.
PAGE 2
. Use a square to line up the cut in the center of the valley of the tooth. Mark the area to be cut. g271677 Figure 2 1. Square 3. Damaged teeth 2. Valley of the teeth 4. Sample mark 3. Grind down the existing welds on the top and bottom of the damaged rack area.
PAGE 3
4. Using a reciprocating or band saw to cut out the damaged rack. g271676 Figure 4 5. Use the cut out section to measure, mark, and cut out a new section of rack. 6. Use a piece of the cut out rack to align the new rack piece and the original rack. Note: Grind down any damaged or bent teeth that does not allow proper alignment. g271680 Figure 5 1. Original rack 3. Gap between the rack pieces 2. Damaged rack piece 4.
PAGE 4
7. Weld the rack pieces together. Weld the new rack piece to the frame. Grind down the weld areas to make it flush. Important: Ensure that the welds and tooth root is flat or damage may occur to the rollers. g271681 Figure 6 8. There will be a small gap at the joint of the rack pieces. g271679 Figure 7 1. Original rack 3. Welded area 2. Gap 4.