Fiat Kobelco EX355 Tier2, Technical Manual

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EX355 W2-10-5
SOLENOID VALVE UNIT
SM1040
SM1041
SM1042
13
16
15
14
10
16
11
12
9
10
6
1
SM1043
7
Assemble Proportional Solenoid Valve
IMPORTANT -
Apply a film of grease to O-rings ( 13 ),
( 14 ) and ( 15 ).
Install sleeve ( 16 ) together with plate ( 17 ) and washer
( 18 ).
Apply a film of hydraulic oil to sleeve ( 16 ).
When inserting sleeve ( 16 ), be sure to align the ports
of the sleeve with the ports of the housing.
1. Install washer ( 18 ) and plate ( 17 ) into the housing.
Install O-rings ( 13 ), ( 14 ) and ( 15 ) onto sleeve ( 16 )
and insert into the housing.
IMPORTANT -
Take care not to damage the bore
edges of sleeve ( 16 ) when inserting the spool
assembly.
After inserting spool (
10 ) to check that spool ( 10 ) slides
in and out smoothly without any restriction about 3 to
5 mm (0.12 to 0.20 in).
2. Install diaphragm ( 9 ), washer ( 11 ) and spring ( 12 ) to
spool ( 10 ). Apply a film of hydraulic oil to the spool
assembly and insert it into sleeve ( 16 ).
3. Install solenoid ( 6 ) with tightening socket bolts ( 1 ).
IMPORTANT - Lock nut ( 2 ) and adjusting screw ( 4 )
should not be removed during disassembly, so they are
not required to be reassembled.
IMPORTANT -
Be careful not to allow spring ( 7 ) to fall
out when installing solenoid ( 6 ).
: 3 mm
: 3 N m (0.3 kgf m, 2.2 lbf ft)