HAIMA 7 - Disassembly of Connecting Rod Cap; Disassembly of Piston and Connecting Rod; Disassembly of Piston Pin; Disassembly of Main Bearing Cap

Cylinder block and crank connecting rod mechanisms
70
Disassembly of connecting rod cap
Check the end gap of connecting rod (See——this section, Check of Connecting Rod).
Disassembly of piston and connecting rod
Check the crankshaft pin clearance (See——this section, Check of connecting rod).
Disassembly of piston pin
1. As shown in Fig. fit the special tools no. 1 and 2.
2. As shown in Fig., insert the special tool no.2 into the piston pin and tighten on the
special tool no.1.
3. As shown in the following figure, fit the special tool fitted as per the 2
nd
step and the
piston connecting rod assembly on the special tool.
4. Use a press to press out the piston pin.
Disassembly of main bearing cap
1. Check the end gap of crankshaft (See——this section, Check/Repair of Crankshaft).
Piston pin assembling tools
Special tool no.1
The mark side of
piston F is the
extruded direction
Piston pin assembling tools
Piston pin assembling tools
Piston pin assembling tools
Guide apparatus
Screw
Special tool no.2
Piston pin
Special tool no.1
Stop bolt
Piston pin assembling tools