TM 9-2320-302-34
0022 00-5
ENGINE RETARDER MAINTENANCE - CONTINUED
0022 00
DISASSEMBLY - CONTINUED
CLEANING AND INSPECTION
CAUTION
Do not use rags that may leave lint and residue which can plug oil passageways.
1.
Using clean lint-free wipes, clean engine retarder housing bores. Dip control valves and pistons in clean engine lubricat-
ing oil.
2.
Verify ball (33) moves freely by pushing wire through hole (34) in base of control valve (21). Light pressure on wire
should move ball. Ball should return when pressure is released.
6
22
23
28
29
30
31
32
21
34
33