Section 3
Installing Replacement Parts
MM-34
Page 20
Revised 11-02
Purge Valve Assembly
1.
Review
Figure 3.11
to make sure you have all
of the parts required to replace the purge valve.
Use the grease included with the replacement
kit to lubricate O-rings and seals.
Do not
grease the rubber seat.
If shims are included in the replacement kit,
they must be installed above and below the
spring. If they are not included, they are not
needed.
2.
Remove the snap ring, valve head and spring.
3.
Remove the piston assembly from the base.
Figure 3.12
.
4.
Remove washer and O-rings from the base.
5.
Clean and inspect the valve bore. If the bore is
damaged so that a tight seal cannot be
maintained, replace the air dryer.
6.
Apply a thin layer of grease to the valve bore
and to all O-rings (use the grease included
with replacement kit).
7.
Install new washer and O-ring in dryer base
and on valve head.
8.
Assemble piston assembly:
O
Install O-ring in groove on piston head.
O
Install piston seat in groove on piston base.
O
Install washer on piston.
NOTE:
Lip on washer must face piston seat.
Figure 3.13
.
9.
Install washer on piston assembly.
Figure 3.14
.
Figure 3.11
Figure 3.12
1002173b
METAL
SHIMS
(IF REQUIRED)
1002174a
SPRING
VALVE HEAD
PISTON
ASSEMBLY
Figure 3.13
Figure 3.14
1002175b
LIP
1002176a
Содержание System Saver 1000
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