Gas distribution valve assembly, Atex compliant, Natural gas assembly parts list – SANDPIPER G20 User Manual
Page 14: Gas distribution valve servicing, Important, Model specific, Air end
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11
• Model G20 Metallic
g20mdl1sm-rev0614
Gas Distribution Valve Assembly
ATEX Compliant
Valve Assembly for Aluminum Mid Sections
Natural Gas Assembly Parts List
Item
Part Number
Description
Qty
1
031-183-000
Gas Valve Assembly
1
1-A
095-109-157
Valve Body
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 Capscrew
8
Item
Part Number
Description
Qty
1
031-183-363
Gas Valve Assembly (FKM)
1
1-D
560-020-363
O-Ring (FKM)
10
(includes all other items used on 031-183-000)
Valve Assembly for Stainless Steel Mid Sections
Natural Gas Assembly Parts List
Item
Part Number
Description
Qty
1
031-179-000
Gas Valve Assembly
1
1-A
095-109-110
Valve Body
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
165-127-110 Cap,
End
2
1-F
170-032-115 Capscrew
8
170-032-110
3/16" Stainless Steel Option
8
Item
Part Number
Description
Qty
1
031-179-363
Gas Valve Assembly (FKM)
1
1-D
560-020-363
O-Ring (FKM)
10
(includes all other items used on 031-179-000)
1-A
1-B
1-B
1-C
1-D
1-D
1-E
1-E
1-F
1-F
1-D
1-C
1-B
1-A
1-B
1-F
1-F
1-E
1-E
1-C
1-C
1-D
1-D
1-D
Gas Distribution Valve Servicing
Step 1: Remove 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-Ring (1-D) and replace if necessary.
Step 6: Lightly lubricate O-Rings (1-D).
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 specified 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.
MODEL SPECIFIC
4: AIR
END