--- 18 ---
(3) Reassembly of the cylinder and the hammer sleeve
Press-fit the Cylinder [17] into the Ball Bearing 6007DDUAV2S [15]. Screw down the Cylinder Cap [13]
against the Cylinder [17]. At this time, apply screw locking agent TB1401 to each threaded portion.
Insert the Striker [20] into the Cylinder [17]. Mount the Bearing Washer [16], Cylinder Washer [18],Clutch
Spring [19], Clutch [22] and Bevel Gear [26] to the Cylinder [17]. Move the crank pin of the Crank Shaft [34]
and move the Piston [23] to the top dead center. Insert the cylinder ass'y into the Cylinder Crank Case [40] to
mount it. If the Slip Clutch Ass'y [53] and the Lever Shaft [67] are mounted in the Cylinder Crank Case [40], it
will be an obstacle to mounting the Bevel Gear [26]. Before mounting the Slip Clutch Ass'y [53] and the Lever
Shaft [67], mount the cylinder ass'y to the Cylinder Crank Case [40] (Fig. 16).
Fig. 16
Cylinder Washer [18]
Cylinder [17]
Second Hammer [10]
Cylinder Crank Case [40]
Striker [20]
Ball Bearing
6007DDUAV2S
[15]
Cylinder Cap [13]
Bearing Washer [16]
Cylinder Shaft [34]
Crank pin
Piston [23]
Clutch Spring [19]
Clutch [22]
Bevel Gear [26]
Fig. 17
(4) Reassembly of the slip clutch
Press-fit the Bevel Pinion [41] into the Collar [42] and the Ball Bearing 6002DDCMPS2L [44] then insert it into
the Washer [45] and Washer (A) [46]. Mount the Feather Key 3 x 3 x 8 [35] to the Bevel Pinion [41] then
press-fit into the Gear Holder [47]. Mount the Second Gear [50] around the outer circumference of the Gear
Holder [47]. Before mounting, apply Hitachi Motor Grease No. 29 to the inner circumference of the Second
Gear [50]. Insert the ten Needles [49] being careful not to incline them, then push in ten Springs (C) [48] as
shown in Fig. 17. Fill the slots and the through holes of the Gear Holder [47] with Hitachi Motor Grease
No. 29. Press-fit the Bevel Pinion [41] into the Spacer [51] and the Ball Bearing 629VVC2PS2L [52].
Collar [42]
Needle [49]
Bevel Pinion [41]
Washer (A) [46]
Bevel
Pinion [41]
Spring (C) [48]
Slot of gear
holder
Ball Bearing
6002DDCMPS2L [44]
Gear Holder [47]
Washer [45]
Gear Holder [47]
Ball Bearing 629VVC2PS2L [52]
Spacer [51]
Second Gear [50]
Feather Key
3 x 3 x 8 [35]
Cross section A - A
A
A
Summary of Contents for DH 40FR
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