Honda BF40D Manuel D'utilisation page 458

e. INSPECTION
Clean the valves, piston and the cylinder with fresh ATF
(automatic transmission
1
compressed air before inspection.
2
• DOWN RELIEF VALVE
Check the down relief valve seat, valve spring, steel ball and
3
the spring guide for wear or damage. Replace the part(s) with
new one(s) if necessary.
4
• UPPER CHAMBER SAFETY VALVE
Check the upper chamber safety valve for wear or damage.
5
Replace the upper chamber safety valve with a new one if
necessary.
6
• PISTON ROD COMP./FREE PISTON
7
Check the piston rod comp. for wear or bent rod.
Replace the piston rod comp. with a new one if necessary.
8
• Do not disassemble the piston rod comp. Replace it as an
assembly.
9
Check the outer surface of the free piston for scores, scratches
10
or wear.
Replace the free piston with a new one if necessary.
11
• CYLINDER
Check the inner wall of the cylinder for damage.
12
Replace the cylinder with a new one if necessary.
13
• MANUAL VALVE/SEAL WASHER
14
Check the manual valve for wear or damage.
Replace the manual valve with a new one if necessary.
15
Check the seal washer for cuts or deterioration.
Replace the seal washer with a new one if necessary.
16
17
18
19
• SPOOL VALVE/SLEEVE/VALVE COMP. B
20 Check the spool valve for wear, damage or blockage with
foreign material.
Replace the spool valve with a new one if necessary.
Check the sleeve for wear or damage.
Replace the sleeve with a new one if necessary.
Check the valve comp. for wear, damage or blockage with
foreign material.
Replace the valve comp. with a new one if necessary.
14-20
fluid) and blow them with
458
[1] VALVE SPRING
[2] SPRING GUIDE
[3] STEEL BALL
[4] DOWN RELIEF
VALVE SEAT
[1] FREE PISTON
[3] PISTON ROD COMP.
[1] SEAL WASHER
[2] MANUAL VALVE
[1] SLEEVE
[4]
VALVE COMP. B
(LOWER CHAMBER
SIDE)
[3]
VALVE COMP. B
(UPPER CHAMBER SIDE)
[5]
UPPER CHAMBER
SAFETY VALVE
[2] CYLINDER
[2]
SPOOL
VALVE