Troy-Bilt 52057 - Manuals

3 Section 1: Safety and debris shield. Make sure they arenot bent, damaged, or loose. 10. Only use eighteen-inch long .130"or .155" diameter trimmer line. Neveruse other lengths, diameters or materialas trimmer line. 11. Trimmer line movesat high speed and cancut. Always stop theengine and l...

4 Introduction Carefully follow these assembly stepsto correctly prepare your machine foruse. It is recommended that you readthis Section in its entirety before begin-ning assembly. NOTE: If an assembly step applies onlyto certain models, those models arenoted at the beginning of that step.Otherwise...

5 Section 2: Assembly Figure 2-2: Handlebar installation (electric start model shown). A C D F E B G F O M M Figure 2-4: Check trimmer head hard-ware for tightness. 5. Use two cable ties (F, Figure 2-2)to secure the trimmer head controlcable (C) and the electrical wiring har-ness (O) to the handleba...

6 Section 2: Assembly STEP 6: Connect and ChargeBattery (Electric Start Models) 1. Lift and tilt debris shield (X, Figure2-5) forward to view battery (P).Connect the red wire (R, Figure 2-6) tothe positive (+) red-coded terminal onthe battery. Then, connect the blackwire (S) to the negative (–) blac...

7 Features and Controls 3 Section Operating Symbols Various symbols (shownhere, with word descrip-tions) are used on theunit. STOP FEATURES AND CONTROLS This Section describes the location andfunction of the features and controls onyour machine. Refer to the followingOperation Section for detailed o...

8 PRE-START CHECKLIST 1. Review Section 1: Safety and alsoSection 3: Features and Controls. 2. Check for loose or missing hard-ware. Tighten or replace as needed. 3. Check the engine oil level*. It mustbe up to the “FULL” mark on the oildipstick. (See the Engine Owner’sManual for instructions.) 4. C...

11 ADJUSTING TRIMMER HEAD ENGAGEMENT The tension on the drive belt must becorrect for proper operation of thetrimmer head. If the tension is correct,the trimmer head will rotate when theTrimmer Head Control Bail is pulledback against the handlebar (another in-dication of correct tension is if the en...

REMOVING AND REPLACING THE TRIMMER HEAD 1. Stop the engine and wait for allmoving parts to stop. Disconnectspark plug wire and move it away fromthe spark plug. Remove the ignitionkey on electric start models. 2. Two bolts (A, Figure 5-3) secure the trimmer head (B) to the spindle head(C). Loosen bot...

14 Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts tocome to a complete stop, disconnect spark plug wire and move wire away from spark plug.Remove ignition key on electric start models. Failure to follow these instructions can result in serious person...

15 Section 5: Maintenance damage caused by overspeeding. Do nottamper with the governor settings. Seekauthorized service if you think an adjust-ment is required. Throttle Control Adjustment If the engine does not shut off when thethrottle lever is moved to the stop posi-tion, or if the engine does n...

16 Section 5: Maintenance Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts tocome to a complete stop, disconnect spark plug wire and move wire away from spark plug.Remove ignition key on electric start models. Failure to follow these instructions can r...

17 Section 5: Maintenance PROBLEM POSSIBLE CAUSE CORRECTION Engine does not start. 1. Spark plug wire disconnected. 1. Reconnect wire. 2. Defective or incorrectly gapped spark plug. 2. Inspect/replace spark plug. 3. Fuel tank empty. 3. Add fuel. 4. Dirty carburetor or fuel line. 4. Clean carburetor ...

18 Parts List Models 52057 & 52058 DRAWING NO. 1 1 2 3 4 5 5 5 5 5 5 7 8 9 10 11 12 13 17 17 17 16 20 21 22 23 24 25 15 18 19 14 14 6 6

CUSTOMER SERVICE INFORMATION Owner Registration Card Please fill out and mail the enclosed ownerregistration card. The purpose of this card isto register each unit at the factory in order tokeep the owner informed with informationalbulletins and safety literature. Warranty Service The warranty state...