Hitachi CS 33EDP Service Manual page 23

10. Disassembly and reassembly of the engine ass'y
[Tools required]
• Long-nose pliers
• Hex. bar wrench (5 mm)
• Box-end wrench 10 x 19 mm
(1) Disassembly
Remove the recoil starter, cleaner, muffler, clutch, and pump ass'y before disassembling the engine
ass'y.
• Use long-nose pliers to pull out the Spark Plug Cap [77] from the Spark Plug Ass'y BPMR7A [73].
• Use the 19-mm side of the box-end wrench 10 x 19 mm to remove the Spark Plug Ass'y BPMR7A
[73].
• Loosen the two Hex. Socket Bolts M4 [26] and remove the Intake [27].
• Loosen the five Seal Lock Hex. Socket Bolts (W/Washers) M5 [29] (upper side x 2 pcs., lower side x 2
pcs., and lateral side x 1 pc.), and then remove the engine ass'y.
(2) Reassembly
Reassembly can be conducted by reversing the disassembly procedure. However, special attention
should be given to the following items.
• Do not reuse the Hex. Socket Bolt M4 [26] and Seal Lock Hex. Socket Bolts (W/Washers) M5 [29].
• Insert the high tension cord into the Spark Plug Cap [77], and then attach the Metal Fitting of Plug
Cap (A) [80] to the high tension cord.
• Pass the high tension cord through the hole on the engine case.
• Attention must be paid to the position of the Intake Packing [28] when mounting the Intake [27].
• Engine ass'y
Seal Lock Hex. Socket Bolt
(W/Washers) M5 [29]
Seal Lock Hex. Socket Bolts
(W/Washers) M5 [29]
• Spark plug cap
Spark Plug Cap [77]
Hex. Socket Bolt M4 [26]
Intake [27]
Intake Packing [28]
Seal Lock Hex. Socket Bolts
(W/Washers) M5 [29]
Engine ass'y
Metal Fitting of Plug Cap (A) [80]
High tension cord
-22-
Spark Plug Ass'y BPMR7A [73]
Cord Insulation
Tube L100 [75]
Spark Plug Cap [77]