MTD TB32 EC 2-Cycle Trimmer Replacement Parts
Model: TB32 EC
Part Number: 41BDZ32C766
Engine and Main Body Components
The first page displays an exploded view of the engine and main body components of the 2-cycle trimmer.
The core engine is represented by the Short Block Assembly (36), which includes components like the Flywheel Assembly (5), Starter Housing (8), and Module Assembly (17).
The Rear Cover Assembly (1) and Rear Housing Screw (34) attach to the engine.
The Muffler Assembly (11), with its Muffler Gasket (12) and Muffler Screw (33), is mounted to the engine.
The Fuel Tank Assembly (14), secured by Tank Screws (15) and featuring a Fuel Cap (16), is integrated with the engine housing.
The Carburetor (24) is attached via an Insulator Assembly (21), which includes Insulator O-Ring (22) and Carburetor O-Ring (23).
The Air Cleaner Cover Assembly (25), Air Cleaner Filter (26), and Air Cleaner Gasket (32) are positioned near the carburetor.
Other engine-related parts include the Crankcase Bolt (19), Crankcase O-Ring (20), Spark Plug (18), Clutch Assembly (9), Clutch Cover (10), Throttle Cable (27), Lead Wires (28), Anti-rotation Screw (29), Clamp Screw (30), and Clamp Nut (31).
Parts List (Page 1)
| Item | Part No. | Description |
|---|---|---|
| 1 | 753-06177 | Rear Cover Assembly (includes 2 & 34) |
| 2 | 791-181345 | Cover Screw |
| 3 | 791-181862 | Housing Screw |
| 4 | 753-06174 | O-Ring |
| 5 | 753-06175 | Flywheel Assembly |
| 6 | 753-06247 | Washer |
| 7 | 753-06218 | Spacer |
| 8 | 753-06522 | Starter Housing (includes 3 & 13) |
| 9 | 753-05860 | Clutch Assembly |
| 10 | 753-06181 | Clutch Cover (includes 2) |
| 11 | 753-06418 | Muffler Assembly (includes 12 & 33) |
| 12 | 753-06419 | Muffler Gasket |
| 13 | 791-182366 | U-shaped Nut |
| 14 | 753-06183 | Fuel Tank Assembly (includes 15 & 16) |
| 15 | 791-181930 | Tank Screw |
| 16 | 791-182612 | Fuel Cap |
| 17 | 753-06303 | Module Assembly |
| 18 | 753-06193 | Spark Plug |
| 19 | 791-182723 | Crankcase Bolt |
| 20 | 753-06275 | Crankcase O-Ring |
| 21 | 753-06189 | Insulator Assembly (includes 22 & 23) |
| 22 | 753-06184 | Insulator O-Ring |
| 23 | 753-06185 | Carburetor O-Ring |
| 24 | 753-06190 | Carburetor |
| 25 | 753-06415 | Aircleaner Cover Assembly (includes 26) |
| 26 | 753-06417 | Aircleaner Filter |
| 27 | 753-06188 | Throttle Cable |
| 28 | 753-06187 | Lead Wires |
| 29 | 791-182519 | Anti-rotation Screw |
| 30 | 753-04003 | Clamp Screw |
| 31 | 791-180217 | Clamp Nut |
| 32 | 753-06253 | Air Cleaner Gasket |
| 33 | 753-06294 | Muffler Screw |
| 34 | 791-182195 | Rear Housing Screw |
| 35 | 753-06173 | Electric Starter Cover Assembly |
| 36 | 753-06523 | Short Block Assembly (includes 4-7 & 17-20) |
Handle, Drive Shaft, and Cutting Head Components
The second page displays an exploded view of the handle, drive shaft, and cutting head components.
The Throttle Housing Assembly (1) contains the Throttle Trigger (2) and Throttle Trigger Spring (3), along with a Switch (4).
This assembly connects to the Upper Drive Shaft Housing Assembly (5).
The D-Handle (6), secured by a D-Handle Bolt (7), is part of the handle assembly.
The Split Boom Coupler (8), using Screws (9) and Bolts (10), connects the upper and lower drive shaft sections.
An Adjustment Knob (11) with a Knob Retaining Nut (12) is part of the coupler mechanism.
The Lower Drive Shaft Housing Assembly (13) houses the Lower Flexible Drive Shaft (14).
The Gear Box Assembly (17), which includes Shield Mounting Screws (16) and an Anti-Rotation Screw (15), is attached to the lower drive shaft.
The Shield Assembly (18), which includes the Blade Assembly (19), is mounted to the gearbox.
The cutting head consists of the Outer Spool Assembly (20), Retainer (21), Spring (22), and Inner Reel (23), topped with a Bump Knob Assembly (24).
A Reel & Line Assembly (753-1156) is also listed as not shown.
Parts List (Page 2)
| Item | Part No. | Description |
|---|---|---|
| 1 | 753-04234 | Throttle Housing Assembly (includes 2-4) |
| 2 | 753-04119 | Throttle Trigger |
| 3 | 791-182690 | Throttle Trigger Spring |
| 4 | 791-182405 | Switch |
| 5 | 753-04344 | Upper Drive Shaft Housing Assembly |
| 6 | 753-08042 | D-Handle (includes 7) |
| 7 | 753-06040 | D-Handle Bolt |
| 8 | 753-1190 | Split Boom Coupler (includes 9-12) |
| 9 | 791-182057 | Screw |
| 10 | 791-181617 | Bolt |
| 11 | 791-181951 | Adjustment Knob (includes 12) |
| 12 | 753-04386 | Knob Retaining Nut |
| 13 | 753-06139 | Lower Drive Shaft Housing Assembly |
| 14 | 753-05267 | Lower Flexible Drive Shaft |
| 15 | 753-05698 | Anti-Rotation Screw |
| 16 | 753-06140 | Shield Mounting Screws |
| 17 | 753-06125 | Gear Box Assembly (includes 15 & 20-24) |
| 18 | 753-06123 | Shield Assembly (includes 17 & 19) |
| 19 | 753-06126 | Blade Assembly |
| 20 | 753-04284 | Outer Spool Assembly |
| 21 | 791-610660 | Retainer |
| 22 | 791-610317B | Spring |
| 23 | 753-1155 | Inner Reel |
| 24 | 791-153066B | Bump Knob Assembly |
| 753-1156 | Reel & Line Assembly (Items Not Shown) |
