hd20fnmdl1sm-rev0717
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Model HD20F Non-Metallic •
19
Pilot Valve Assembly
Pilot Valve Servicing
With Pilot Valve removed from pump.
Step 1:
Remove snap ring (2-F).
Step 2:
Remove sleeve (2-B), inspect O-Rings (2-C),
replace if required.
Step 3:
Remove spool (2-D) from sleeve (2-B),
inspect O-Rings (2E), replace if required.
Step 4:
Lightly lubricate O-Rings (2-C) and (2-E).
Reassemble in reverse order.
Pilot Valve Assembly Parts List
Item
Part Number
Description
Qty
2
095-110-558
Pilot Valve Assembly
1
2-A
095-095-558
Valve Body
1
2-B
755-052-000
Sleeve (With O-Rings)
1
2-C
560-033-360
O-Ring (Sleeve)
6
2-D
775-055-000
Spool (With O-Rings)
1
2-E
560-023-360
O-Ring (Spool)
3
2-F
675-037-080
Retaining Ring
1
2-A
2-B
2-C
2-F
2-E
2-D
MODEL SPECIFIC
4: AIR
END
