Product Manual
s1fmdl1sm-rev0614
sandpi p erpump .com
11 • Model S1F Metallic
Air Distribution Valve Assembly
(Use With Aluminum Centers Only)
ATEX Compliant
**Air Valve Assembly Parts List
Item Part Number Description Qty
1 031.173.000 Air Valve Assembly 1
1-A 095.109.157 Body, Air Valve 1
1-B 031.139.000 Sleeve and Spool Set 1
1-C 132.029.357 Bumper 2
1-D 560.020.360 O-Ring 10
1-E 165.127.157 Cap, End 2
1-F 170.032.330 Hex Head Capscrew
1/4-20 x .75 8
1-G 530.028.550 Mufer 1
1-H 165.096.551 Mufer Cap 1
1-J 706.026.330 Machine Screw 4
**Air Valve Assembly Parts List
1 031.173.001 Air Valve Assembly 1
Consists of all components above except:
1-F 170.032.115 Hex Head Capscrew
1/4-20 x .75 8
1-J 706.026.115 Machine Screw 4
**Note: Pumps equipped with these Valve Assemblies are
not ATEX compliant.
Air Distribution Valve Servicing
See repair parts drawing, remove screws.
Step 1: Remove hex cap screws (1-F).
Step 2: Remove end cap (1-E) and bumper (1-C).
Step 3: Remove spool part of (1-B) (caution: do not scratch).
Step 4: Press sleeve (1-B) from body (1-A).
Step 5: Inspect O-Rings (1-D) and replace if necessary.
Step 6: Lightly lubricate O-Rings (1-D) on sleeve (1-B).
Step 7: Press sleeve (1-B) into body (1-A).
Step 8: Reassemble in reverse order, starting with step 3.
Note: Sleeve and spool (1-B) set is match ground to a specied clearance
sleeve and spools (1-B) cannot be interchanged.
IMPORTANT
Read these instructions completely, before installation
and start-up. It is the responsibility of the purchaser
to retain this manual for reference. Failure to comply
with the recommendations stated in this manual will
damage the pump, and void factory warranty.
4: AIR END