Lubrication Points And Types Of Lubricant; Tightening Torque - Hitachi G 10SD2 Service Manual

(5) When connecting the Earth Terminal [46] <47> to the internal wire (the middle wire among three) of the Noise
Suppressor [47] <48>, strip the insulation sheath on the internal wire by about 6 mm and press connect it
together with the Earth Terminal [46] <47> with a clamping tool available on the market.
(6) Check that the spring end does not hold the pigtail when mounting the carbon brush. Do not catch the pigtail
in the tail cover when mounting the tail cover.
(7) When replacing the Gear Cover Ass'y [4] <4>, lubricate the metal part with mixed oil.
Mixed oil: Mixture of Hitachi power tool grease No. 2 (Unilube No. 00) and tubine oil
•
Mixture ratio...1:1 (weight ratio)

8-3. Lubrication Points and Types of Lubricant

•
Pinion chamber of Gear Cover Ass'y [4] <4>
•
Metal
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •

8-4. Tightening Torque

D4 Tapping Screws [11] <11> [45] <46> [51] <52>
M4 Seal Lock Screws (W/SP. Washer) [18] <18> [23] <23>
D5 Tapping Screw [1] <1>
M5 Machine Screw (W/SP. Washer) [27] <27>
Special Nut M7 [5]
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Solderless connection
Fig. 9
Pigtail
Spring end
Fig. 10
•
Volume... 0.5 cc
Nippeko grease (SEP-3A) 5g
• • • • • • • • • •
Generously rub grease onto the gear and pinion.
Mixed oil 0.5 cc
Mixed oil: Mixture of Hitachi power tool grease No.2
(Unilube No. 00) and turbine oil
Mixture ratio 1:1 (weight ratio)
2.0
• • • • • • • • • • • • • • •
1.8
• • •
2.9
1.6
• • • • • • • • • • • • • • • • • • • • • •
6.4
--- 13 ---
0.5 N m (20 5 kgf cm, 1.5
• •
0.5 N m (18 4 kgf cm, 1.3
• •
0.5 N m (30 5 kgf cm, 2.2
• •
0.4 N m (16 4 kgf cm, 1.2
• •
1.0 N m (65 10 kgf cm, 4.7
• •
0.4 ft-lbs)
0.3 ft-lbs)
0.4 ft-lbs)
0.3 ft-lbs)
0.7 ft-lbs)