3C7-87124-0 Tohatsu PISTON RING SET (0.5MM O/S)

Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Removal of the Throttle Control
Illustration 1 g01114167
Typical example
Remove the spring (5) from the lever (8) for the throttle control.
Loosen the nut (1) and the bolt (4) that secures the arm (3) to the lever (8) for the throttle control. Note: Identify the position of the arm in relation to the lever for installation. Do not remove the nut (1) and the washers (2) from the bolt (4).
Remove the arm (3) from the lever (8).
Remove the C-clip (6) from the lever (8).
Remove the lever (8) from the front housing (9).
Remove the O-ring (7) from lever (8). Discard the O-ring.
Check the components for wear or damage. Replace any components that are worn or damaged. Removal of the linkage for the Fuel Injection Pump
Note: When the linkage for the fuel injection pump is removed or the engine front cover is replaced, the setting for the maximum fuel may be affected.
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Illustration 2 g01114159
Typical example
Remove the spring (10) from the lever assembly (11).
Remove the C-clip (14) from the shaft (12).
Remove the shaft (12) and remove the lever assembly (11) from the engine front housing (9).
Remove the O-ring (13) from the shaft (12). Discard the O-ring.
Remove the angleich unit (15) from the lever assembly (11). Note: The angleich unit is not installed to the C0.5, C0.7, C1.1/3011C and C1.6 engines, or engines that run at a constant speed.
Check the components for wear or damage. Replace any components that are worn or damaged. Removal of the Stop Control
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Illustration 3 g01114517
Typical example
Remove the nut (16) and remove the washer (17) that secures the lever (18) to the arm (24) for the stop control.
Remove the lever (18) from the arm (24) for the stop control. Note: Identify the position of the lever (18) on the shaft (24) for installation.
Remove the nut (19) from the arm (24) for the stop control. Remove the washer (20) and remove the spring (21) from the arm (24).
Remove the arm (24) for the stop control from the front housing.
Remove the C-clip (23) and the O-ring (22) from the arm (24). Discard the O-ring. Removal of the PTO Cover
Illustration 4 g01114513
Typical example
Remove the nuts (25) and the bolts (31) from the PTO cover.
Remove the plates (26) and (30). Note: The plate (30) is not installed on C0.5 or C0.7 engines.
Remove the joint (27) and discard the joint.
Remove the O-ring (29). Discard the O-ring. Note: The O-ring (29) is not installed on C0.5 or C0.7 engines.
Check the condition of all parts. Replace any parts that are damaged or worn.