Hitachi H 60MEY Service Manual page 16

Lubrication points and types of lubricant
Fill or apply specified grease (for the hammer and hammer drill) to the following points.
• Fill 65 g of specified grease in the Crank Case [121]{111} on the Connecting Rod <54> side.
• Apply specified grease to the inside and outside of the Cylinder <39>, sliding portion of the Striker <40>,
and O-ring <41> of the Striker <40>.
• Apply specified grease to the inside of the Connecting Rod <54>, outside of the Piston <53>, and O-ring
<51> of the Piston <53>.
• Apply specified grease to the sliding portion of the Second Hammer <35> and O-ring <34> of the Second
Hammer <35>.
• Apply specified grease to the inner lips of the Oil Seal [123]{113}, inside of the Clutch <47>, inner lip of
the Oil Seal <23> in the Cylinder Case <24>, Damper <37>, Retainer Damper (B) <28>, and inside and
outside (polished surfaces) of the Retainer Sleeve <32>.
Fill or apply Hitachi Motor Grease No. 29 to the following points.
• Fill a total of 30 g of grease in the Crank Case [121]{111} on the First Gear [124]{114} side and the Gear
Cover [128]{118} side.
• Apply grease to the Weight Pin [114], weight pin inserting portion of the Base [118], Washer [112], sliding
surfaces of the Leaf Spring [116] and Weight [113], and inside of the 6 mm diameter hole.
• Apply grease to the pinion portion of the Rotor <66>, Bit Lock <31>, and Needle Pin D8 <33>.
• Apply grease to the Steel Ball D4.76 <99> and O-ring (S-18) <100> in the lever holder Ass'y.
• Specified grease (for the hammer and hammer drill)
500 g
CAUTION: Both viscosity and consistency of the specified grease are optimized for the
demolition hammer Models H 60ME and H 60MEY in order to prolong the service
life. Therefore, applying other ordinary grease to the Models H 60ME and H 60MEY
may dramatically shorten the product's service life.
• Application of Hitachi Motor Grease No. 29 to the weight pin and leaf spring
Apply grease to the sliding
surface of the outside.
[114]
30 g
[113]
[112]
Apply grease to both sides and
attach it to the weight.
-15-
Net weight
500 g
30 g
Apply grease to the sliding
portions with the weight.
[116]
Code No.
980927
981840