Hitachi RTX 900 - Manual (Page 15)

Piston/Cylinder
311772G 15
Reassembly
1. Replace piston (77) and cylinder (76) and use 7/32
in. allen wrench to tighten hex screw (87) into piston
rod.
2. Replace valve plate (75) with ribs facing up toward
head.
3. Replace three bolts (100) and use 1/2 in. socket to
tighten into head (74). Torque all three bolts to 75
in-lb, then torque all bolts again to 210 in-lb.
4. Position muffler (110) as seen below and press onto
head (74) until it snaps into place.
5. Replace Compressor, page 12.
6. Replace RotoFlex
™
II Pump hose; page 9 or 10.
7. Replace Shroud, page 7.
CAUTION
Piston and cylinder come packaged
together. Do NOT let piston and cylinder
come apart. If they do, make sure you
drop the piston down through the top of
the cylinder and tilt the piston as you
pull it through the cylinder. Do NOT
push the piston up from the bottom. You
could easily damage the piston gasket.
ti8943a
ti8893a
87
77
100
74
75
76
110
ti8887a