SANDPIPER S1F Metallic - Manual (Page 19)

s1fmdl1sm-rev0614
sandpiperpump
.
com Model S1F Metallic •
16
Pilot Valve Assembly
ATEX Compliant
Pilot Valve Servicing
With Pilot Valve removed from pump.
Step 1: Remove snap ring (4-F).
Step 2: Remove sleeve (4-B), inspect O-Rings (4-C),
replace if required.
Step 3: Remove spool (4-D) from sleeve (4-B),
inspect O-Rings (4E), replace if required.
Step 4: Lightly lubricate O-Rings (4-C) and (4-E).
Reassemble in reverse order.
Pilot Valve Assembly Parts List
Item Part Number Description Qty
4 095.110.000 Pilot Valve Assembly 1
4-A 095.095.157 Valve Body 1
4-B 755.052.000 Sleeve (With O-Rings) 1
4-C 560.033.360 O-Ring (Sleeve) 6
4-D 775.055.000 Spool (With O-Rings) 1
4-E 560.023.360 O-Ring (Spool) 3
4-F 675.037.080 Retaining Ring 1
For Pumps with Cast Iron Center Section
Item Part Number Description Qty
4 095.110.558 Pilot Valve Assembly 1
4-A 095.095.558 Valve Body 1
(includes all other items used on 095.110.000)
4: AIR
END