Page 2 - Warranty and Service
2 1.0 Warranty and Service Powermatic warrants every product it sells against manufacturers’ defects. If one of our tools needs service or repair, please contact Technical Service by calling 1-800-274-6846, 8AM to 5PM CST, Monday through Friday. Warranty Period The general warranty lasts for the tim...
Page 3 - Table of Contents; Section
3 2.0 Table of Contents Section Page 1.0 Warranty and Service ..................................................................................................................................... 2 2.0 Table of Contents .................................................................................
Page 4 - Warnings; not
4 3.0 Warnings 1. Read and understand the entire owner’s manual before attempting assembly or operation. 2. Read and understand the warnings posted on the machine and in this manual. Failure to comply with all of these warnings may cause serious injury. 3. Replace the warning labels if they become o...
Page 7 - Unpacking; Contents of shipping container; or operation! Failure to comply may cause serious injury.
7 6.0 Unpacking Open shipping container and check for shipping damage. Report any damage immediately to your distributor and shipping agent. Compare the contents of your container with the following parts list to make sure all parts are intact. Missing parts, if any, should be reported to your distr...
Page 8 - Assembly; Tools need for assembly:; Fence Installation
8 7.0 Assembly Tools need for assembly: 10mm hex wrench (provided) 10-12mm combination wrench (provided) forklift or hoist with straps cross-point screwdriv er 1. Remove top and sides of crate from around the machine. 2. Remove the dust hood and the fence assembly from the skid. Reach into the stand...
Page 9 - Grounding Instructions; Electrical connections must
9 7.2 Switch Arm The arm (Figure 3) on which the push button switch is located is shipped in the down position. The arm should be pivoted to upright position as shown. Tighten the two screws with a 10mm wrench. 7.3 Dust Hood Before attaching the dust hood, make sure the hole in the dust chute is con...
Page 11 - Adjustments; Disconnect jointer from; Drive Belt Tension; Setting Outfeed Table Height
11 9.0 Adjustments Disconnect jointer from power supply before making adjustments. 9.1 Drive Belt Tension To check the tension of the drive belts: 1. Remove the three cap nuts and flat washers on the pulley cov er with a 9/16 wrench, and remove the guard to expose the belts and pulleys. See Figure 9...
Page 13 - Setting Infeed Table Height; Replacing and Setting Knives; Jointer knives are very
13 9.3 Setting Infeed Table Height (Depth of Cut) 1. To set the cutting depth, loosen handwheel (A, Figure 17) by turning counterclockwise. 2. Mov e table adjustment arm (B, Figure 17) up or down to raise or lower infeed table. The pointer (C, Figure 17) shows the depth of cut on the adjoining scale...
Page 14 - After replacing and checking
14 5. It is recommended when replacing knives that you clean the knife slots in the cutterhead. Remove the gib along with the gib screws, and remove the two springs. Clean the cutterhead slot of any debris or dust that might prevent the knife from seating properly. Also clean the gib, gib screws, an...
Page 15 - Replacing Knife Inserts (Helical; Jointer knife inserts are very; Make certain the direction of
15 9.5 Replacing Knife Inserts (Helical Cutterhead) Jointer knife inserts are very sharp. Use care and proceed slowly when working with or around the cutterhead. The helical cutterhead is a solid steel design that holds 42 two-sided knife inserts, and two rabbet knife inserts on the outboard end of ...
Page 16 - Fence Adjustments; To tilt fence forward:
16 9.6 Fence Adjustments The fence (A, Figure 22) tilts backward and forward to 45 degrees. It has a 90-degree stop (B, Figure 22) and a 45-degree stop (C, Figure 22). To tilt fence forward: 1. Loosen the lock handle (D, Figure 22) and tilt the fence forward using the handle (E, Figure 22). NOTE: Li...
Page 17 - Cutter Guard Tension; Operating Controls; Always use the guard
17 To check and adjust the 45-degree stop: 1. Loosen lock handle (D, Figure 22) and tilt fence until it contacts the 45-degree stop (C, Figure 22). 2. Place a machinist’s protractor or similar device set at 45 degrees on the table and against the fence. 3. If adjustment is necessary, loosen the hex ...
Page 18 - Always use a hold-down or; Rabbeting; never
18 TIP: If workpieces of the same size are constantly being run on the jointer, the operator may wish to occasionally adjust the fence forward or backward to prev ent wear on only one area of the knives. 11.1 Hand Placement At the start of the cut, the left hand holds the workpiece firmly against th...
Page 19 - A rabbet cut requires; Jointing Warped Surfaces; Beveling
19 A rabbet cut requires removal of the cutterhead guard. Use extreme caution and keep hands clear of cutterhead. Always replace guard immediately after rabbeting operation is completed. Use push blocks to rabbet cut whenev er possible. The rabbeting capacity is 3/4”. 1. Disconnect machine from powe...
Page 20 - Maintenance; Disconnect machine from; Lubrication; Before removing cutterhead,
20 12.0 Maintenance Disconnect machine from power source before performing any maintenance. Failure to comply may cause serious injury. Check all screws and fasteners occasionally and keep them tightened securely. Inspect cords; a cord that is frayed or damaged in any way should be replaced immediat...
Page 21 - IMPORTANT; Knife Inserts (Helical
21 6. Slide the cutterhead out the rabbeting side. 7. Loosen hex cap screw (A, Figure 33) and remove pulley (B, Figure 33) and key (C, Figure 33). 8. Loosen screws (D, Figure 33) on both sides and remove bearing cap plates (E, Figure 33). NOTE: Figure 33 shows the pulley end of the cutterhead. The p...
Page 22 - Whetting Knives (Straight
22 12.4 Whetting Knives (Straight Cutterhead) When knives become dull enough so that it is noticeable when cutting, they should be resharpened or replaced. A sharp knife will work easier and last longer. The penalty paid for a dull knife is less blade life and greater wear and tear on all parts of t...
Page 23 - Troubleshooting the 1285 Jointer; Operating Problems
23 13.0 Troubleshooting the 1285 Jointer 13.1 Operating Problems Trouble Probable Cause Remedy Finished stock is concave on back end. Knife is higher than outfeed table. Raise outfeed table until it aligns with tip of knife. (see section 9.2) Finished stock is concave on front end. Outfeed table is ...
Page 24 - Mechanical and Electrical Problems
24 13.2 Mechanical and Electrical Problems Trouble Probable Cause Remedy Machine will not start/restart or repeatedly trips circuit breaker or blows fuses. No incoming power. Verify unit is connected to power, and on-switch is pushed in completely. Overload automatic reset has not reset. When jointe...
Page 25 - Optional Accessories; Replacement Parts
25 14.0 Optional Accessories 6292535 12” Jointer Kniv es (set of 3) 6400013 Carbide Insert Knives for Helical Head (set of 10) PJ1696-011 Rabbet Inserts for Helical Head (set of 2) PJ1285-109B Contactor, 3PH, 460V 15.0 Replacement Parts Replacement parts are listed on the following pages. To order p...
Page 26 - Stand Assembly – Parts List; Description
26 15.1.1 Stand Assembly – Parts List Index No. Part No. Description Size Qty 1 ............... PJ1285-101 .............Stand .......................................................... ......................................... 1 2 ............... TS-0680041 .............Flat W asher ...................
Page 27 - Stand Assembly – Exploded View
Page 28 - Table Assembly – Parts List
28 15.2.1 Table Assembly – Parts List Index No. Part No. Description Size Qty 1 ............... 6292525...................Base ............................................................ ......................................... 1 2 ............... 6292526...................Bar, Table Raising Link ...
Page 29 - Table Assembly – Exploded View
Page 30 - Motor Pulley Assembly – Parts List; Motor Pulley Assembly – Exploded View
30 15.3.1 Motor Pulley Assembly – Parts List Index No. Part No. Description Size Qty 1 ............... 6292512...................Motor ........................................................... 3HP 3PH .......................... 1 ................. 6292512-MF ............Motor Fan (not shown) ........
Page 31 - Cutterhead Guard Assembly – Parts List; Cutterhead Guard Assembly – Exploded View
31 15.4.1 Cutterhead Guard Assembly – Parts List Index No. Part No. Description Size Qty 1 ............... 6292581...................Ledge, Rabbet ............................................. ......................................... 1 2 ............... 6292582...................Guard ................
Page 32 - Straight Cutterhead Assembly – Parts List
32 15.5.1 Straight Cutterhead Assembly – Parts List Index No. Part No. Description Size Qty ................. 6292550...................Cutterhead Assembly (Items 1 thru 19)……….......................................... 1 ............... 6292561...................Cutterhead .............................
Page 33 - Straight Cutterhead Assembly – Exploded View
33 15.5.2 Straight Cutterhead Assembly – Exploded View
Page 34 - Helical Cutterhead Assembly – Parts List
34 15.6.1 Helical Cutterhead Assembly – Parts List Index No. Part No. Description Size Qty ................. PJ1285-600 .............Cutterhead Assembly (Items 1 thru 22)……….......................................... 1 ............... PJ1285-601 .............Cutterhead ..................................
Page 35 - Helical Cutterhead Assembly – Exploded View
35 15.6.2 Helical Cutterhead Assembly – Exploded View
Page 36 - Fence Assembly – Parts List
36 15.7.1 Fence Assembly – Parts List Index No. Part No. Description Size Qty 1 ............... 6292592...................Support, Fence ............................................ ......................................... 1 2 ............... 6292593...................Bracket .........................
Page 37 - Fence Assembly – Exploded View
Page 38 - Electrical connections for 1285 Jointer; Electrical connections for 1-Phase only
38 16.0 Electrical connections for 1285 Jointer 16.1.1 Electrical connections for 1-Phase only
Page 39 - Electrical connections for 3-Phase only
