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Service
3A4552A
27
4.
Align the new air cover gasket (119) so the pilot pin
(114) protruding from the center housing (101) fits
through the proper hole in the gasket
.
5.
Align the air cover (120) so the pilot pin (114) fits in
the middle hole (M) of the three small holes near the
center of the cover.
6.
Apply medium-strength (blue) thread locker to the
threads of the screws (122). Install the screws
(122), handtight. Using a 10 mm socket wrench,
torque the screws oppositely and evenly to 130-150
in-lb (15-17 N
•
m). Install the diaphragm assemblies
and fluid covers as explained on page 21.
7.
Reassemble the ball check valves and manifolds as
explained on page 19.
F
IG
. 26
F
IG
. 27
F
IG
. 28
114
119
TI4730a
M
114
TI4790a
120
122
TI4790a