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Figure 1. Model T31496 Inventory.

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For questions or help with this product contact Tech Support at (570) 546-9663 or [email protected]

MODEL T31496

13" HELICAL 

CUTTERHEAD

INSTRUCTIONS

COPYRIGHT © OCTOBER, 2019 BY GRIZZLY INDUSTRIAL, INC.

NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE

 OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.

#KS20717  PRINTED IN TAIWAN

Introduction

The  T31496  13"  Helical  Cutterhead  is  designed 
to  replace  the  straight-knife  cutterhead  on  the 
DeWalt DW735 and DW735X (T22222) Planers.

The  total  procedure  of  changing  the  cutterhead 
and reassembling the planer takes approximately 
three  hours.  Read  these  instructions  thoroughly 
before beginning. These instructions make refer-
ence to many procedures detailed in your planer 
manual.  Always  consult  your  manual  for  these 
procedures.  We  strongly  recommend  using  the 
new  replacement  bearings  included  with  the 
T31496, even if the existing bearings appear to be 
in good condition. Call Technical Support at (570) 
546-9663 if you need help.

Description Qty
Open-End Wrench 6, 24 mm ......................1 Ea.
Deep Well Socket 31, 40mm .......................1 Ea.
Retaining Ring Pliers ......................................... 1
Hex Wrench 4mm .............................................. 1
Torx Driver T-30 (Included with DW735/X) ....... 1
Phillips Screwdriver #2 ...................................... 1
Steel Hammer ................................................... 1
Hex Bolt 

5

16

"-18 x 2 ........................................... 1

Heavy Leather Gloves ................................1 Pair 
Wood Board (Minimum 12" Length) .................. 1
Scrap Cardboard ............................... As Needed

Maximum Width of Cut ................................... 13"
Cutterhead Diameter ................................... 1.86"
Number of Cutter Rows ..................................... 3
Total Number of Indexable Cutters .................. 30

Specifications

The T31496 13" Helical Cutterhead is 

designed to be used only with the DeWalt 

DW735 and DW735X (T22222) Planers. Do 

NOT install the T31496 in any other planer 

model or make. Doing so could result in 

property damage or serious personal injury.

Recommended Tools

Description Qty

A.  Ball Bearing 6202-2NSE ............................ 1

B.  Ball Bearing 6204-2NSE ............................ 1

C.  Flat HD Torx Screws T-25 #10-32 x ½" ...... 5

D.  Carbide Inserts 15 x 15 x 2.5mm ............... 5

E.  T-Handle Torx Driver T-25 .......................... 1

F.  Helical Pinion Gear 8T ............................... 1

G.  Helical Cutterhead 13" ................................ 1

Inventory 

(Figure 1)

V1.10.19

Summary of Contents for T31496

Page 1: ...ngs included with the T31496 even if the existing bearings appear to be in good condition Call Technical Support at 570 546 9663 if you need help Description Qty Open End Wrench 6 24 mm 1 Ea Deep Well Socket 31 40mm 1 Ea Retaining Ring Pliers 1 Hex Wrench 4mm 1 Torx Driver T 30 Included with DW735 X 1 Phillips Screwdriver 2 1 Steel Hammer 1 Hex Bolt 5 16 18 x 2 1 Heavy Leather Gloves 1 Pair Wood B...

Page 2: ...tterhead so alignment arrow on fan housing aligns with OPEN line on dust shroud see Figure 4 5 Pull dust shroud away from fan housing and remove CAUTION Cutterhead will be exposed at this time 6 Remove gearbox cover located behind turret lock on left side of planer 7 Remove external retaining rings on front and rear rollers see Figure 5 8 Remove spring from chain tensioner see Figure 5 9 Remove sp...

Page 3: ...terhead pulley counterclockwise and pull ing belt off Use rear roller to secure belt after removal 17 Cover table under cutterhead carriage with scrap cardboard to protect surface from dropped parts tools 18 Press cutterhead lock lever and rotate cutterhead until T 30 Torx screws are visible on knife clamp see Figure 8 19 Remove screws securing knife clamp Note T 30 Torx driver included with DW735...

Page 4: ...ector switch to speed 2 26 Pull gearbox out and rest it on planer mount Note Gearbox speed selection rod and posi tioning pin will prevent gearbox from being completely removed from planer Secure gearbox to planer with tape or rope to prevent it from shifting during disassembly 27 Insert a wood board at least 12 in length between cutterhead and cutterhead carriage see Figure 11 Verify cutterhead n...

Page 5: ...rt 3 Lower cutterhead into carriage while guiding threaded end through right bearing bore see Figure 16 4 Install 5 16 18 x 2 hex bolt into helical pinion gear threads 5 Seat 6202 2NSE ball bearing into left bearing bore using hex bolt as an alignment guide 6 Use a 31mm deep well socket or wood block to gently tap bearing into bore until retaining ring groove is visible Bearing will be flush with ...

Page 6: ... 18 13 Re install 24mm hex nut onto cutterhead pul ley 14 Remove hex bolt and install helical pinion gear 15 Remove wood board 16 Remove drive belt cover located on right side see Figure 19 and verify that drive belt is centered on drive wheel 17 Gently stretch drive belt over cutterhead pul ley while slowly rotating pulley clockwise until belt is centered Note Drive belt and pulley wheels have gr...

Page 7: ...s and chain on front and rear rollers see Figure 22 27 Re attach spring to chain tensioner Verify tensioner is engaged with chain see Figure 22 28 Re install retaining rings on front and rear rollers see Figure 22 29 Re install gearbox cover 30 Re install sprockets and chain on front and rear rollers in pulley area see Figure 23 31 Re install chain tensioner and re attach spring Verify tensioner i...

Page 8: ... finish Contaminants trapped between the insert and cutterhead will slightly raise the insert making noticeable marks on your workpieces the next time you plane 5 Lubricate Torx screw threads with a light machine oil wipe excess oil off threads and torque screw to 48 50 inch pounds 6 Return planer to its original configuration by performing Steps 34 39 of Installing T31496 Helical Cutterhead instr...

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