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Delta 33-890 - page 1
INSTRUCTION MANUAL 12" Radial Arm Saw (Model 33-890) (Model 33-891) (Model 33-892) P ART NO. 424-02-651-0023 (018) Copyright © 2001 Delta Machinery T o learn more about DEL T A MACHINER Y visit our website at: www .deltamachinery .com. For Parts, Service, W arranty or other Assistance, please call 1-800-223-7278 ( In Canada call 1-800-463-358 ...
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Delta 33-890 - page 2
2 GENERAL SAFETY RULES W oodworking can be dangerous if safe and pr oper operating procedur es ar e not followed. As with all machinery , ther e are certain hazar ds involved with the operation of the pr oduct. Using the machine with respect and caution will considerably lessen the possibility of personal injury . However , if normal safety precaut ...
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Delta 33-890 - page 3
ADDITIONAL SAFETY RULES FOR RADIAL ARM SA WS 3 1. IF YOU ARE NOT thoroughly familiar with the operation for Radial Saws, obtain advice from your supervisor , instructor , or other qualified person. 2. MAKE SURE wiring codes and recommended electrical connections are followed and that machine is properly gr ounded. 3. KEEP saw blade sharp and free o ...
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Delta 33-890 - page 4
4 POWER CONNECTIONS A separate electrical circuit should be used for your tools. This cir cuit should not be less than #12 wir e and should be protected with a 20 Amp time lag fuse. If an extension cor d is used, use only 3-wir e extension cords which have 3- prong gr ounding type plugs and matching r eceptacle which will accept the tool’ s plug. ...
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Delta 33-890 - page 5
Use proper extension cor ds. Make sur e your extension cord is in good condition and is a 3-wir e extension cor d which has a 3-prong gr ounding type plug and matching r eceptacle which will accept the tool’ s plug. When using an extension cord, be sur e to use one heavy enough to carry the curr ent of the tool. An undersized cord will cause a dr ...
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Delta 33-890 - page 6
6 OPERA TING CONTROLS The following is an explanation of the operating controls of the Delta 10” Radial Saw . W e suggest you study these explanations carefully to familiarize yourself with the contr ols befor e turning on the power , to avoid damage to the saw or personal injury . A – TRACK ARM CLAMP KNOB. Controls swing of track arm for all m ...
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Delta 33-890 - page 7
7 ASSEMBL Y Fig. 4A ASSEMBLING STEEL LEGS TO BASE Carefully support the machine to the r ear and brace the frame so the machine is balanced. Attach the four steel legs to each end of the base using sixteen 5/16-18x5/8" carriage head screws (A) Fig. 4A and Fig. 4B, 5/16" flat washers (B), 5/16" lockwashers (C) and 5/16" hex nuts ...
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Delta 33-890 - page 8
8 ASSEMBLING CUTTINGHEAD TO TRACK ARM 1. Raise the track arm assembly (A) Fig. 7, by turning overarm elevating handle (F) Fig. 2. 2. Remove packing material from ar ound cuttinghead assembly (B) Fig. 7. 3. Push track arm clamp lever (C) Fig. 7, to the rear until it rests against stop (D) as shown. 4. Pull out on track arm index knob (E) Fig. 7, and ...
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Delta 33-890 - page 9
9 Fig. 15 Fig. 12 Fig. 13 Fig. 14 3. Fig. 15, illustrates the starter box assembled to the base. ASSEMBLING ST AR TER BOX TO BASE If you purchased your machine with magnetic starter , transformer and overload protection, assemble the starter box to the base, as follows: 1. Assemble bracket (A) to the bottom of the right side of saw base, as shown i ...
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Delta 33-890 - page 10
10 Fig. 16 Fig. 17 Fig. 18 ADJUSTING T ABLE BRACKETS P ARALLEL TO TRACK ARM T o perform accurate work, the track arm must be parallel to the table top brackets at both the front and r ear of the machine. T o check if the alignment is correct, proceed as follows: 1. Loosen yoke clamp locking lever (A) Fig. 16, pull up yoke clamp index knob (B) and r ...
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Delta 33-890 - page 11
11 Fig. 19 Fig. 21 Fig. 20 Fig. 22 4. Loosen cuttinghead clamp knob (J) Fig. 20 and move cuttinghead (C) to the front of track arm (K). Loosen track arm locking lever (L), pull out on track arm index knob (M) and rotate track arm (K) until wr ench (F) is over left table bracket (N). Make certain wrench (F) is in the vertical position and tighten kn ...
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Delta 33-890 - page 12
12 Fig. 26 Fig. 23 Fig. 24 Fig. 25 7. If an adjustment is necessary , r emove screw (R) Fig. 23, loosen locknut (S) and turn leveling screw (T) to raise or lower table mounting bracket (N). When adjust- ment is complete, tighten locknut (S) and replace scr ew (R). 8. Check and adjust the other table mounting bracket in the same manner . IMPORT ANT ...
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Delta 33-890 - page 13
13 ASSEMBLING T ABLE BOARDS 1. Place main table board (A) Fig. 27, on the table mounting brackets making sure that the two r oll pins in the table mounting brackets fit into the two holes in bottom of main table board (A). Fasten table in place, place a 1/4" flat washer onto a 1/4-20x1-3/4" round head screw and insert the scr ews thr ough ...
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Delta 33-890 - page 14
14 Fig. 31 Fig. 32 5. Remove screw , flat washer and spacer (G) Fig. 31, that fasten the front inside leaf guar d (H) to fr ont end of blade guard (J). Assemble blade guar d (J) to motor assembly with locking rod (K). 6. Reassemble leaf guard (H) Fig. 31, to blade guar d (J) using screw , flat washer and spacer (G). 7. Fig. 32, illustrates the blad ...
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Delta 33-890 - page 15
15 OPERA TING CONTROLS AND ADJUSTMENTS Every Delta Radial Saw is thoroughly tested, inspected and accurately aligned befor e leaving the factory , and when delivered is r eady for operation after it is assembled. However , regar dless of the car e with which this or any piece of fine machinery is manufactured, inspected and shipped, it is possible ...
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Delta 33-890 - page 16
16 Fig. 39 Fig. 40 Fig. 41 ADJUSTING CUTTINGHEAD BALL BEARINGS AGAINST TRACK RODS The carriage is mounted on four pre-loaded, prelubricated, shielded ball bearings: two on fixed shafts (on saw blade side of track arm); the other two on adjustable eccentric shafts. The ball bearings must ride smoothly and evenly against the track rods to do accurate ...
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Delta 33-890 - page 17
17 Fig. 45 Fig. 44 Fig. 43 Fig. 42 ADJUSTING BLADE SQUARE WITH T ABLE TOP The saw blade must be square with the table top in order to pr oduce accurate work. T o check if the blade is square with the table: 1. DISCONNECT TOOL FROM POWER SOURCE. 2. Remove the blade guard and place the cuttinghead in a cross-cut position as shown in Fig. 42. 3. Place ...
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Delta 33-890 - page 18
18 Fig. 46 Fig. 47 Fig. 49 Fig. 48 7. When the adjustment is made, turn the bevel clamp handle (F) Fig. 46, counterclockwise to lock the motor in position. NOTE: If the bevel clamp handle (F) does not completely lock the motor , the clamp handle can be re- positioned by pulling out the handle and repositioning it on the serrated nut located under t ...
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Delta 33-890 - page 19
19 Fig. 50 Fig. 51 Fig. 52 Fig. 53 ADJUSTING SA W TRA VEL SQUARE WITH FENCE The 12” Radial Arm Saw is equipped with 90 degree and 45 degree positive miter stops. This featur e makes it possible to produce accurate miter cuts and squar e cross-cuts at all times. T o do accurate work, the saw blade travel must be 90 degrees to the fence. If saw bla ...
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Delta 33-890 - page 20
20 Fig. 54 Fig. 55 Fig. 56 REMOVING “HEELING” IN SA W CUT Even though the cuttinghead travel may be perfectly aligned at 90 degrees to the fence, the blade itself may not be 90 degrees or squar e with the fence, as shown in Fig. 54. This condition is known as “heeling.” T o check and adjust, proceed as follows: 1. DISCONNECT TOOL FROM POWER ...
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Delta 33-890 - page 21
21 ADJUSTING BLADE GUARD AND ANTI-KICKBACK ROD On all ripping and plowing operations, the back part of the blade guard is lower ed so that it just clears the material. This will prevent the material fr om being lifted off the table. Also, lower the kickback r od (A) Fig. 57, so that the kickback fingers (B) are below surface of material. Rod (A) ca ...
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Delta 33-890 - page 22
22 Fig. 60 ASSEMBLING ACCESSOR Y 33-967 MOULDING CUTTERHEAD GUARD T o assemble the accessory 33-967 Moulding Cutterhead Guard to your Radial Arm Saw , proceed as follows: 1. DISCONNECT TOOL FROM POWER SOURCE. 2. Remove blade, and blade guard assembly . 3. Move motor so that the arbor is in the down position, as shown in Fig. 60. 4. Place guard (A) ...
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Delta 33-890 - page 23
23 MITER CUTTING Miter cutting is similar to cross-cutting except the workpiece is cut off at an angle (up to 45 degr ees right or left) rather than being cut off squar e. The settings and operation are performed in the same manner as cr oss- cutting except that the track arm (A) Fig. 63, is first positioned to the desired angle on the miter scale ...
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Delta 33-890 - page 24
24 Fig. 66 B C IN-RIPPING In-ripping involves all of the general conditions stated under RIPPING. The yoke is clamped at right angle to the track arm with the blade guard facing the r ear of the machine. The cuttinghead is positioned on the in-rip scale to the desired setting and clamped in position. The workpiece is fed from the right side of the ...
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Delta 33-890 - page 25
25 PUSH STICK MAKE FROM 1/2" OR 3/4" WOOD OR THICKNESS LESS THAN WIDTH OF MA T’L. TO BE CUT CUT OFF HERE TO PUSH 1/4" WOOD CUT OFF HERE TO PUSH 1/2" WOOD NOTCH TO HELP PREVENT HAND FROM SLIPPING 1/2" SQUARES CONSTRUCTING A PUSH STICK When ripping work less than 4 inches wide, a push stick should be used to complete the fe ...
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Delta 33-890 - page 26
26 NOTES ...
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Delta 33-890 - page 27
27 T wo Y ear Limited W arranty Delta will repair or r eplace, at its expense and at its option, any Delta machine, machine part, or machine accessory which in normal use has proven to be defective in workmanship or material, pr ovided that the customer returns the product prepaid to a Delta factory service center or authorized service station with ...
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Delta 33-890 - page 28
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