General Specifications The Wilton Square Wheel Belt Grinder, Models 4103, 4106 and 4126AC, are designed for grinding, deburring, chamfering, and internal/external grinding of small and large parts. The Square Wheel Belt Grinder can be used to polish or buff finished parts and grind small internal radii using available accessories. Accessory changeover is quick and easy. Belt tension and tracking are easily adjustable.
- Misuse of this machine can cause serious injury. - For safety, machine must be set up, used and serviced properly. - Read, understand and follow instructions in the operator's and parts manual which was shipped with your machine. When setting up machine: - Always avoid using machine in damp or poorly lighted work areas. - Always be sure machine is securely anchored to the floor. - Always keep machine guards in place. - Always put start switch in OFF position before plugging in machine.
17. Keep hands in sight and clear of all moving parts and cutting surfaces. 18. All visitors should be kept at a safe distance from the work area. Make workshop completely General Electrical Cautions This machine should be grounded in accordance with the National Electrical Code and local codes and ordinances. This work should be done by a qualified electrician. The machine should be grounded to protect the user from electrical shock. safe by using padlocks, master switches, or by removing starter keys.
Introduction This manual includes operating and maintenance instructions for the Wilton Model 4103, 4106 and 4126AC Square Wheel Belt Grinder. The manual also includes parts listings and illustrations of replaceable parts. Refer to Figures 1 and 2 for key features of the Square Wheel Belt Grinder. Setup and Operation The Square Wheel Belt Grinder can be mounted on a workbench or an optional pedestal.
Vacuum Connection Operating Controls NOTE: A vacuum system integrated with a grinder stand is available from Wilton. The ON/OFF switch for the Model 4103/4106 grinder The grinder uses an adjustable front mounted vacuum scoop. Refer to Fgure 3. Install the vacuum system components as follows: 1. Slide the support bracket into the channel secured to belt grinder base. Install one knob in the belt grinder base to secure the support bracket.
TypicalUsesforthe SquareWheel BeltGrinder ~ ~~ IV \ \ ,,\\/~. (('S \\ i~\~ \)~. Flat or angular stock - Platen setting is the perfect angle for high speed, precision, flat and level grinding of tools, knives, plastics, and other materials. The platen allows working to very close tolerances. An adjustable work rest is standard on all models. Shaping- For grinding and finishing cylindrical shapes.
Maintenance Installation Cleaning WARNING: BE SURE TO SET ON/OFF SWITCH OFF TO AVOID PERSONAL INJURY. 1. Refer to Figure 6. Lower the tension lever to release belt tension. 2. Loosen upper guard knob and swing guard back for clearance. 3. Loosen the contact wheel shaft clamping screw on the head casting. 4. Remove contact wheel (see Replacement of Contact Wheel). 5. Install pivot shaft of platen in head casting. Position platen as desired. A.
Replacement of GrindingBelt WARNING: DO NOT OPERATE THE MACHINE WITH THE SIDE PANEL OPEN. DISCONNECT ELECTRICAL POWER TO THE MACHINE BEFORE PERFORMING ANY MAINTENANCE. 1. Refer to Figure 7. Lower the belt tension lever to release tension on the belt. 2. Loosen the knob on the left side of the machine and raise upper guard. Turn the knob on the side panel and lower the side panel. 3. If required, loosen work rest to provide clearance for belt removal. 4.
0 0 Ref Part No. Number 1 5550874 2 5507817 5507818 5511447 3 9129921 4 5 5507932 9119481 Description Screw, Socket head Cap, 10-32NF x 3/8 Inverter (1-phase, 120V, 50/60 Hertz) Inverter (1or 3-phase, 220V, 50/60 Hertz) Inverter (3-phase, 440V, 50/60 Hertz) Screw, Socket Head Cap, 1/2-13 x 1 Mount, Inverter Terminal, Full Closed Qtv. 4 1 1 1 1 Ref. Part No.
Troubleshooting Problem Probable Poor Tracking 1. 2. 3. 4. Cause Improper belt splice. Excessive belt tension. Insufficient belt tension. Worn contact surfaces. 5. Misaligned contact surfaces. 6. Lack of crown on drive wheel. 7. Worn bearings. Suggested Remedy 1. 2. 3. 4. Check belt for irregular seam or shape. Set tension so belt is just taut. Set tension so belt is just taut. Check elastomer on contact wheels. Replace worn wheels. 5. Check alignment of drive wheel and contact wheels.
en ..c 44 NOTE: Refer to Figure 8 for Inverter Mounting Parts c: 42 Q) 40 3941\ 38 39 n-- i CD :::r CD CD - 32 OJ CD - ..-+ 4 I 2 I 3 28 2~ 27... II :::J a. CD \ \ 2.1 G) -. I m I \ \ >< "'C I@~(~l;p - I 26 I 25 0 a. CD a. < -. 21 20 CD :E 19 ...... c.
...... .j:>. Ref. Part No. Number 1 Contact Wheel Assembly, 8 x 2 Sertd, 90 D (Standard) Contact Wheel Assembly, 8 x 2 Serrated, 50 Duro Contact Wheel Assembly, 8 x 2 Smooth, 50 Duro Contact Wheel Assembly, 10 x 2 Serrated, 90 Duro 1 1 9112801 Contact Wheel Assembly, 1.
(Parts List - Continued From Previous Page) Ref. Part No. Number 31 9066821 9066831 5508076 32 33 34 9070361 9070781 9128671 35 36 37 9114320 5044511 9054541 38 5630451 39 40 41 42 43 44 45 46 5077041 9070381 5630061 5507583 5055311 9070371 5507584 9057461 Qty.
WiringDiagrams MOTOR 50/60 hZ 115/ 208/230V 13/68/65 AMPS [' J '--0 0 8 4 5 (() 3 NOTE TO REVERSE MOTOR, SwITCH LEADS 5 ~ 8 c' ~S 4 ?: 6 ,/ Model 4103 220\ 440 VAC 3 Ph 60 H2 Motor Starter u 220V - 5510376 440V - 9150081 Under Volt Trio Ll3 i~ , GRND r-~--, I I I I LOW VOLTAGE TRIP COIL -'-- nL2 I , ON OFF 220V - 5507320 440V Manual stader - 5507334 Motor Enclosnre 5507320 ~-, 'i--1II' ~) 16 MOTOR Model 4106 2HP 220/440 3 Ph 60 H2 INVERTER 5507817 5507818 5511447 120V
Vacuum Scoop Exploded View The vacuum scoop connects the machine to the vacuum system. The mounting provisions for the scoop are shown in Figure 11. An exploded view of the scoop is also provided in Figure 11. 1 4 17 Ref. Ref. No. Part Number DescriDtion Otv. No. Part Number DescriDtion 1 5053531 Scoop Weldment 1 12 5511373 Base Oty. 1 2 5052470 Adapter, Hose 1 13 9056411 Nut, Hex Jam (10-32) 3 4 5507534 Clamp, Hose 3 in.
Air Cushioned Dead Head Assembly Refer to Figures 14 and 15. The air-cushioned dead head is for use on very small radius grinding. When connected to a source of shop air (80-90 psi), the belt rides on a cushion of air to decrease head and belt wear. The dead head is easy to use, and adapts to any of the available radius tips. "~~,~~) . \(\ -"'\ ~\j\ 1'\ f7C5/\i ) ~./ c Ref. Part No.
Hub and Wheel Assembly Refer to Figures 16 and 17. The hub and wheel assembly Small Diameter Contact Wheels can be used to adapt a number of other optional attachments for use on the belt grinder. The assembly consists of a pre-balanced hub shaft, collar, and V-belt and a special wrench to enable quick change of the optional attachments. ~~~"~~ )! 1/ ~ "'-.
Small Diameter Contact Wheels Small diameter contact wheels are useful for grinding or contouring difficult, hard to reach areas (refer to Figure 18). W PO ~I~ - ~ ::::...~.~ /~)I ~)~\~~ , / (0 \... ~ (-~ '{~OO~' " --J I .~ I \ I I ~n \ I\J I \ Figure 18: Contouring Using Small Diameter Contact Wheel 20 The small diameter contact wheels are available in several sizes. Refer to Figure 19 for a listing of small diameter contact wheels.
