SM07-01 4-0
Page 4
MAI NTENANCE
DISASSEMBLY.
7.
Remove the inlet/exhaust valve return spring
from the body.
1. Prior to disassembly of the relay valve, mark the
relationship of the cover and body for proper assem-
8.
Remove the inlet/exhaust valve from the body.
bly.
9.
Remove the valve retainer from the inlet/ex-
2.
Remove the four hex head capscrews and
haust valve.
lockwashers that secure the cover to the body.
CLEANING AND INSPECTION.
3.
Remove the cover, sealing ring, and mounting
bracket.
1. Wash all metal parts in a good commercial
cleaning solvent and dry them thoroughly.
4.
Remove the piston and O-ring from the body.
NOTE
5.
While depressing the exhaust cover, remove
When rebuilding the relay valve, all
the retaining ring and slowly relax the spring beneath
springs and all rubber parts should be
the exhaust cover.
replaced.
6.
Remove the exhaust cover assembly and O-
rings.