Instruction/ maintenance manual of the product 520/550/551/554 MTD
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Edger Models 520 5 5 0 5 5 1 5 5 4 Oper ator’ s Man ual IMPOR T ANT : READ SAFETY R ULE S AND INSTR UCTIONS CAREFULL Y MTD LLC, P .O . BO X 361131 CLEVELAND , OH IO 44136-0019 Warning: This unit is .
2 TABLE OF CONTENTS FINDING MODEL NUMBER This Operator’s Manu al is an important part of your new edger. It will help you ass emble, prepare and maintain the unit fo r best performance.
3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES WARNING: THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS WHICH, IF NOT FOLLOWED, COULD ENDA NGER THE PERSONAL SAFE TY AND/OR PROPER TY OF YOURSELF AND OTHERS. READ AND FOLLOW ALL INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE.
4 4. Never operat e with damaged safety devices. Failure to do so, can resu lt in personal injury. 5. Never run an engi ne indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odo rless and deadly gas. 6. Do not op erate machin e while under th e influence of alcohol or drugs.
5 SECTION 2: ASSEMBLING YOUR EDGER IMPORT ANT: This unit is shipped WITHOUT GASOLINE or OI L. After setting up the unit, service engine with gasoline and oil as instr ucted in the separate engine manual packed with your unit. NOTE: Reference to right or left hand sid e of t he e dger is observed from the ope rating position.
6 SECTION 3: KNOW YOUR EDGER Figure 4 WARNING: Be familiar wi th all controls and their proper opera tion. Know how to stop the machi ne and disengage t hem quickly. NOTE: Refer to the En gine Manual packed with your edger for a detailed description of all engine-relat ed controls and components.
7 SECTION 4: OPERATING YOUR EDGER The operation of an y edger can result in foreign object s being thrown into the eyes, which ca n result in severe eye damage.
8 Edging Along A Curb (models so equipped) NOTE: Edger features var y by model. All edger models do NOT come equipped to edge along a curb nor is there a curb wheel kit available to modify your edger if it was not purchased equ ipped to do so.
9 WARNING: Rotating cut ting blade may throw objects causing personal injury . Keep area clear of b ystanders and do not operate without guar ds in place.
10 • Install the flat washer (part no. 736-04088) and t he triplex edger blade (part no. 781-0748) that ar e packed separa tely in the box. • Secure with the bell washer an d the hex lock nut removed earlie r. See Figure 13. Figure 13 IMPORT ANT: Use a torque wrench to tighten the hex lock nut to between 37 foot-lbs.
11 Replacing the Edger Blade WARNING: The edger blad e is sharp. Wear leather work gloves to protect your hands when working around the edger blade . WARNING: Disconnect the spark plug wire and ground against engine before performing the following steps .
12 SECTION 7: OFF-SEASON STORAGE Observe the following whe n preparing the edger for long-term storage : • Clean and lubricate uni t thoroughly as instructed on page 10 of this manual. • Refer to the Engine Manual packed separately wit h the edger for engin e manufacturers’s storage instructions.
13 REF . NO . PA R T NO . DESCRIPTION 1 710-3103 Screw, 5/16-18 2 710-0449 Screw, 5/16-18 3 710-1205 Eye Bolt 4 710-3008 Screw, 5/16-18 5 710-0606 Screw 6 712-3004A Hex Lock Nut, 5/16-18 7 720-0279 Wing Nut 8 720-0142 Grip 9 720-0241 Wing Knob 10 732-0369 Compression Spring 11 736-0451 Saddle Washer,.
14 REF . NO . PA R T NO . DESCRIPTION 1 710-0191 Screw, 3/8-24 2 710-0599 Screw, 1/4-20 3 710-0654A Screw, 3/8-16 4 710-0944 Screw, 3/8-16 5 712-0431 Flange Lock Nut, 3/8-16 6 731-04168 Debris Guard 7 736-0320 Flat Washer, 3/8 ID x 1.37 OD 8 736-0452 Bell Washer,.
15 REF . NO . PA R T NO . DESCRIPTION 1 687-02019 Blade Plate Assembly 2 710-0395 Hex Screw, 5/16-18 3 710-0599 Self-tapping Screw, 1/4-20 4 710-1143A Hex Screw, 5/8-18 5 711-1017 Clevis Pin 6 712-300.
16 REF . NO . PA R T NO . DESCRIPTION 1 687-02019 Blade Plate Assembly 2 710-0395 Hex Screw, 5/16-18 3 710-0599 Self-tapping Screw, 1/4-20 4 710-1143A Hex Screw, 5/8-18 5 712-3004A Hex Lock Nut, 5/16-.
17 REF . NO . PA R T NO . DESCRIPTION 1 712-0431 Flange Lock Nut, 3/8-16 2 732-04045 Torsion Spring 3 734-1987 Wheel 8x1.8 4 734-1988 Wheel 7x1.8 5 738-04037 Shoulder Screw,.50 x 9.36, 3/8-16 6 738-04038 Shoulder Screw,.50 x 12.90, 3/8-16 7 738-04039 Shoulder Screw,.
18 Model 550 And 551 Wheel Assembly REF . NO . PA R T NO . DESCRIPTION 1 687-02022 Curb Height Adjustment Lever 2 712-0431 Flange Lock Nut, 3/8-16 3 732-04045 Torsion Spring 4 734-1987 Wheel 8x1.8 5 734-1988 Wheel 7x1.8 6 736-0182 Spring Washer,.500 x 1.
19 Model 554 Wheel Assembly REF . NO . PA R T NO . DESCRIPTION 1 687-02022 Curb Height Adjustment Lever 2 712-0431 Flange Lock Nut, 3/8-16 3 732-04045 Torsion Spring 4 734-1264 Wheel 7 x 1. 75 5 734-1268 Wheel 8 x 1. 75 6 736-0182 Spring Washer,.500 x 1.
MANUF A CTURER’S LIMITED W ARRANTY FOR: The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in the United States, its poss essions and territo ries.
An important point after buying a device MTD 520/550/551/554 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought MTD 520/550/551/554 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data MTD 520/550/551/554 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, MTD 520/550/551/554 you will learn all the available features of the product, as well as information on its operation. The information that you get MTD 520/550/551/554 will certainly help you make a decision on the purchase.
If you already are a holder of MTD 520/550/551/554, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime MTD 520/550/551/554.
However, one of the most important roles played by the user manual is to help in solving problems with MTD 520/550/551/554. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device MTD 520/550/551/554 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
