YSM40 Mainte_E.pdf - 第139页
4-14 4 Long-term inspection and other maintenance 4.3.3 Reassembling the head cover 1 Replace the gasket. 1. Remove the gasket from the head cover and clean the head cover . 2. Blow air to dry the head cover and then fit…
4-13
4
Long-term inspection and other maintenance
4.3 Reinstalling the replacement parts
4.3.1 Reinstalling the cup packing and pressing plate
1
Place a new cup packing.
Place a new packing on the connecting
rod, with the sealing side facing down.
53431-N5-00
2
Place the pressing plate.
Place the cleaned pressing plate on the cup
packing while aligning the mark with the
mark on the casing.
53432-N5-00
3
Tighten the mounting screws.
1. Make sure the mark on the pressing plate
is aligned with the mark on the casing.
2. Use a torque limiting screwdriver to
tighten the four screws (M5×L12)
uniformly in a diagonal order.
Tightening torque: 0.55N·m
4.3.2 Reinstalling the cylinder parts
1
Reassemble the intake valve parts.
1. Place the two intake valves (FLAP) in the
cleaned cylinder and then place the
intake valve backup (SHEET1 FLAP) and
pressing plate on the intake valves.
2. Use a torque limiting screwdriver to
tighten the screw (M3×L5) to a torque of
0.55N•m while being careful not to make
contact with the concave groove in the
periphery of the cylinder.
53433-N5-00
2
Reassemble the exhaust valve parts.
1. Invert the cylinder, place the exhaust
valve on the cylinder, and place the
exhaust valve backup.
2. Place the pressing plate on the exhaust
valve, and use a torque limiting
screwdriver to tighten the screw (M3×L5)
to a torque of 0.55N•m while being
careful not to make contact with the
concave groove in the periphery of the
cylinder.
3
Insert the cylinder.
Insert the cylinder in the cup packing
section while aligning the mark on the
cylinder with the mark on the casing.
Placing a cup packing
Step 1
Cup packing
Securing the pressing plate
Step 2, 3
Mounting screwPressing plateTorque limiting screwdriver
Reinstalling the cylinder parts
Step 1
4-14
4
Long-term inspection and other maintenance
4.3.3 Reassembling the head cover
1
Replace the gasket.
1. Remove the gasket from the head cover
and clean the head cover.
2. Blow air to dry the head cover and then
fit a new gasket in the head cover.
53434-N5-00
2
Reassemble the head covers.
1. Insert the connecting pipe into the head
covers.
2. Align the screw holes in the left and right
casings with the holes in the head
covers, and tighten the four bolts
(M6×L30) each (total of 8 bolts) using a
torque limiting screwdriver.
Tightening torque: 8N•m
53435-N5-00
3
Reattach the panel.
Place the pump on its side and attach the
panel.
Replacing the gasket
Step 1
Head coverGasket
Reinstalling the head covers
Step 2
Head coverTorque limiting screwdriver
Chapter 5 Lubrication points and schedule
Contents
1. Lubrication preparations 5-1
1.1 Compatible grease 5-1
1.2 Grease gun 5-1
2.
5-2
2.1 X-axis 5-2
2.1.1 4-beam type 5-2
2.1.2 2-beam type 5-3
4
2.2.1 4-beam type 5-4
2.2.2 2-beam type 5-5
2.3 W-axis 5-6
2.4 PU-axis 5-7
2.5 Head unit 5-8
2.5.1 HS head 5-8
2.5.2 FL head 5-9
0
0
3.2 AH-axis 5-11
3.3 Pickup station and others 5-12
3