Troy-Bilt 52051 manual

GARDEN WAY INCORPORATED Owner’ s Manual T rimmer/ Mower • Safety • Assembly • Features/Controls • Operation • Maintenance • Parts List Models 52051– 4HP Std. 52052– 4.5 HP Elec. DA NG ER KEEP HANDS and FEET AWAY W A R N IN G T H R O W N O B J E C T H A Z A R D O b j e c t s s u c h a s r o c k s , p e b b l e s a n d s m a l l d e[...]

SECTION 1: SAFETY ...........................................1 General Operation ......................................................1 Slope Operation .........................................................2 Children......................................................................2 Service ..................................................[...]

1 1 Section Safety Under California law, and under the laws of several other states, you are not permitted to operate an internal combustion engine using hydrocarbon fuels on any forest covered, brush covered, or grass covered land, or on land covered with grain, hay, or other flammable agricultural crop, without an en- gine spark arrestor in conti[...]

2 Section 1: Safety 20. Always wear approved safety gog- gles or safety glasses with side shields when operating equipment. The use of any powered machine can result in for- eign objects being thrown by high- speed rotating parts which can cause personal injury or property damage. Stay away from glass and other easily thrown or breakable objects. 2[...]

3 Section 1: Safety and debris shield. Make sure they are not bent, damaged, or loose. 10. Only use eighteen-inch long .130" or .155" diameter trimmer line. N ever use other lengths, diameters or material as trimmer line. 11. Trimmer line moves at high speed and can cut. Always stop the engine and let all moving parts stop before replacin[...]

2 4 Section Assembly Introduction Carefully follow these assembly steps to correctly prepare your machine for use. It is recommended that you read this section in its entirety before begin- ning assembly. NOTE: If an assembly step applies only to certain models, those models are noted at the beginning of that step. Otherwise, a step applies to all [...]

5 Section 2:Assembly STEP 3: Add Motor Oil A . The unit’s engine was shipped without motor oil which MUST BE ADDED before the engine is started. B. See the Engine Owner ’ s Manual you received for filling instructions and for the correct oil specifications for your engine. Engine must be level when checking oil level. In ambient tempera- tures [...]

6 3 Section D A N G E R KEEP HANDS and FEET AWAY W A R N IN G T H R O W N O B J E C T H A Z A R D Objects such as rocks, pebbles and small debris will be thrown violently by the cutting head, resulting in significant hazard to eyes and exposed body parts! Keep children, pets and bystanders 50 feet away from machine while operating. Be alert to hidd[...]

7 4 Section Operation NOTE: All references to left, right, front and rear of the machine are determined by standing in the operator ’ s position. PRE-ST ART CHECKLIST A. Review Section 1: Safety and also Section 3: Features and Controls. B. Check equipment for loose or miss- ing hardware. Tighten or replace hard- ware before starting trimmer/mowe[...]

8 Section 4: Operation ADJUST LINE CUTTING HEIGHT Cutting Height Adjustment The cutting height of the trimmer line adjusts from 1-1/2"-to-4-1/2" high in infinite increments. The cutting height has been factory-set at one of the higher settings – we recommend that you start at this higher setting and make adjustments as needed. To ad- ju[...]

9 Section 4: Operation Once you have read and understood the sections in this Manual on “ Safety, ” “ Features and Controls, ” “ Assembly, ” and “ Operation, ” you are ready to start and operate your trimmer/mower. Checklist Before Starting: 1. Complete the Pre-Start Checklist in this section of the Manual. You must wear safety glas[...]

10 T rim When Wet or Dry Grass and most other materials are most efficiently trimmed when dry. But the trimmer/mower will do a fine job even with damp or wet materials. When conditions are moist or damp, be sure to clean debris off the machine regularly to keep cutting efficiency high. And watch your footing. Clean the T rimmer/Mower On a Regular B[...]

11 5 Section Maintenance/Repairs NOTE: All references to left, right, front and rear of the machine are determined by standing behind the handlebars and facing the direction of forward travel. Before inspecting, cleaning or servicing the machine, shut off engine, disconnect spark plug wire, and make sure that all moving parts have come to a complet[...]

12 ADJUSTING TRIMMER HEAD ENGAGEMENT A. To test for correct belt tension, en- gage the control bail while the engine is running. If correct, the trimmer head will rotate when the control bail is pulled back fully against the handlebar. B. If belt tension is too loose, the trim- mer head will move slowly or not at all and squealing from belt slippag[...]

13 INSPECTING / REPLACING THE DRIVE BEL T The drive belt can be inspected or re- placed from beneath the machine deck. The belt should not require inspection for many hours of operation. If re- placement becomes necessary, follow the instructions given here. Belt Inspection Stop the engine and let all moving parts stop. Disconnect the spark plug wi[...]

14 Section 5: Maintenance/Repairs BEL T PERFORMANCE TROUBLESHOOTING Sub-par belt performance (noise, overheating, cracking, etc.), can be caused by several situations. Follow the steps below to correct belt perfor- mance problems. Also use these checks after installing a new belt. After shutting the engine off and disconnect- ing the spark plug wir[...]

15 Section 5: Maintenance/Repairs CHANGING TRIMMER/ MOWER LINES Replace the trimmer lines when they wear to the point that trimming and mowing projects take too long and re- quire too much movement. A good rule of thumb is to change the lines when they reach half their original length. To Change Trimmer Lines: 1. Stop engine, allow all moving parts[...]

16 CLEANING THE ENGINE FOAM DEBRIS FIL TER It is extremely important to keep the foam debris filter (A, Figure 5-14) free of dirt and dust so the engine can run as efficiently and as cool as possible. Clean the foam debris filter every time you refuel (also remove all debris from around the fuel fill cap). To wash the debris filter, remove the oute[...]

17 BA TTERY RECHARGING Prior to and after coming out of storage, recharging the battery is recommended. The engine must be stopped and the area in which recharging will take place must be dry. A. Connect the battery charger shipped to you to the trimmer/ mower wire har- ness (A, Figure 5-15). The terminals should be snugly connected. B. Plug the re[...]

18 Section 5: Maintenance/Repairs TROUBLESHOOTING Before performing any of the corrections in this Troubleshooting Chart, refer to the appropriate information contained in this Manual for the correct safety precautions and operating or maintenance procedures. Contact your local authorized Engine Service Dealer for engine service. Contact your local[...]

19 Parts Ordering Information If you need service or parts: For service assistance or parts, contact your local authorized dealer or the factory. Your local dealer or the factory service department will need to know the model/serial numbers of the unit to provide the most efficient service. See the back cover for information on how to identify and [...]

20 T rimmer/Mower Parts List ENGINE, DECK, COVERS AND GUARDS, BATTERY 1 3 12 23 22 32 28 28 25 25 33 35, 36 34 26 37 26 23 29 30 41 40 40 41 31 27 23 4 24 37 24 43 42 37 5 6 9 2 19 7 8 39 17 18 14, 38 15 13 16 20 21 37 31 22[...]

21 Models 52051 and 52052 1 1916993 Deck with decals ....................................... 1 2 1904511 Decal-Hot Surface ..................................... 1 3 1904403 Decal-Warning/Thrown Objects ................ 1 4 1739687 Decal-Danger Feet/Hands ......................... 1 5 1915964 Decal-Warning .......................................... [...]

22 T rimmer/Mower Parts List 1 10 19 22 23 24 25 19 5 12 14 14 17 20 13 4 7 7 2 9 HANDLEBAR ASSEMBLY[...]

23 Models 52051 and 52052 1 1915963 Upper Handlebar w/decal ....................... 1 2 1915889 Bail Decal ............................................... 1 3 ---- Ref. No. Not Used 4 1915270001 Bail ......................................................... 1 5 1749977001 Cable Bracket ......................................... 1 6 ---- Ref. No. Not[...]

24 T rimmer/Mower Parts List 1 1910823 Wheel - 6 spoke ..................................... 2 2 1915823 Wheel Stud ............................................. 2 3 1915824 Wheel Mounting Bracket ........................ 2 5 1733398 Top Lock Nut, 3/8-16 ............................. 2 13 1744708 Hex Lock Nut, 5/16-18 ........................... 8 [...]

25 Models 52051 and 52052 Ref. # Part # Description Qty. TRIM HEAD ASSEMBLY 1 1910863 Shoulder Washer .................................... 1 2 1910861 Spindle Head .......................................... 1 3 1915857 Trimmer Head ........................................ 1 4 -- Trimmer String (see Ref. 1 and 2 below) ..............................[...]

CUSTOMER SERVICE INFORMA TION Owner Registration Card Please fill out and mail the enclosed owner registration card. The purpose of this card is to register each unit at the factory in order to keep the owner informed with informational bulletins and safety literature. Warranty Service The warranty statement is included in the unit ’ s literature[...]