Hitachi RTX 900 - Manual (Page 12)

Compressor
12 311772G
Compressor
Use Compressor Repair Kit, 288612.
Disassembly
1. Relieve Pressure, page 6.
2. Unplug sprayer from outlet.
3. Remove Shroud, page 7.
4. Remove RotoFlex
™
II Pump hose; page 9 or 10.
5. Unscrew and remove grounding screw (49) from
compressor.
6. Use 9/16 in. socket and wrench to remove pivot bolt
(26) and nut (27).
7. Unscrew and remove second 1/2 in. grounding
screw (49) from bracket (21).
8. Remove 4 screws (29) and lift bracket (21) off of
compressor.
9. Remove shoulder bolt (49) holding pump roller in
place.
10. Use a wrench to push down on push-to-connect
fittings and pull out all nylon hoses.
11. Disconnect all electrical wire connectors, see
Wiring Diagram, page 27.
12. Thoroughly clean inside housing, removing dust and
debris.
To service the compressor, remove it from the sprayer
body and place it a vice. Tighten the vice onto the main
pulley to hold the compressor in place while servicing.
ti2810b
49
ti8941a
ti8878a
26
27
49
ti9013a
ti8877a
29
21
ti8879a
49
ti8952a
ti8951a