SANY LATIN AMERICA
8-91
SY195/205/215/225C9 Crawler Hydraulic Excavator
Disassembly and Assembly
Shop Manual - June 2013
8.25 Pilot Valve AS (Work Equipment) - Disassemble and Assemble
NOTE: This section discusses only the precautions when reassembling the work equipment pilot
valve assembly.
8.25.1 Assembly
●
Reassembly of the work equipment pilot
valve assembly
1. Install the plate (9) in the valve body (8)
with O-ring seal. Tighten the socket bolt
(10).
Socket bolt:
25~33 N·m {2.55~3.36 kgf·m}
2. Insert the spring (7) into the spool hole in
the valve body (8). Put the spool (6) in the
spring. Install the plunger (5) on the spool.
Push the plug (5) to the spool hole.
3. Install the plate (4) on the plunger (5).
Tighten the U-joint (3).
4. Install the plate (2). Align the position of the
plate (2) and tighten the nut (1).
Nut: 98~133 N·m {10~13.5 kgf·m}
NOTE: Location of each oil port is stamped
on the bottom of valve body.
1
2
3
4
5
6
7
8
9
10
ZX215T-1006156
Plug (5) circumference:
Grease (No.1 Calcium base grease)
U-joint moving surface:
Grease (No.1 Calcium base grease)
Threads in valve body:
Thread adhesive (Tonsun 1277)
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