Intermediate Assembly; Diaphragm Service Drawing, With Overlay; Diaphragm Service Drawing, Non-Overlay - Warren rupp SANDPIPER S1F Service & Operating Manual

Intermediate Assembly

Intermediate Assembly Drawing
Step 1: Remove plunger, actuator (25) from center of
intermediate pilot valve cavity.
Step 2: Remove Ring, Retaining (26), discard.
Step 3: Remove bushing, plunger (7), inspect for wear
and replace if necessary with genuine parts.
Step 4: Remove O-Ring (21), inspect for wear and
replace if necessary with genuine parts.
Step 5: Lightly lubricate O-Ring (21) and insert into
intermediate.
Step 6: Utilizing a new Ring, Retaining (26) reassemble
in reverse order
Step 7: Remove Seal, Diaphragm Rod (28).
Step 8: Clean seal area, lightly lubricate and install new Seal,
Diaphragm Rod (28).
IMPORTANT
When the pumped product source is at a higher
level than the pump (flooded suction condition),
pipe the exhaust higher than the product source
to prevent siphoning spills. In the event of a
diaphragm failure a complete rebuild of the
center section is recommended.
20
• Model S1F Metallic
28
Intermediate Assembly Parts List
Item Part Number Description
5 114.025.157 Intermediate
114.025.010 Intermediate Cast Iron Centers
7 135.036.506 Bushing, Plunger*
21 560.001.360 O-Ring
25 620.022.115 Plunger, Actuator*
26 675.042.115 Ring, Retaining
28 720.010.375 Seal, Diaphragm Rod*
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s1fmdl1sm-rev1222

Diaphragm Service Drawing, with Overlay

Diaphragm Service Drawing, Non-Overlay

Qty
1
1
2
2
2
2
2
One-Piece Bonded
*Diaphragm Service Drawing
14
sandpiperpump
s1fmdl1sm-rev1222
Torque:
450 In-lbs (50 N-m) PTFE
Torque:
350 In-lbs (39 N-m) for Santoprene
and Elastomer diaphragms
*Available For Field Conversion From Overlay
To One-Piece Bonded Diaphragm Kits:
Kit: 475.250.000
2 286.112.000
2 612.218.330
.
com
One-Piece Diaphragm
Inner Plates
21
Model S1F Metallic •