Part Number: 2A33687
Release Date: 8/27/2015
Revision: B
20
Maintenance Requirements (Cont.):
The SPM
®
EXL Backpressure Relief Valve incorporates both threaded and flanged connections within the
design. These features are intended to provide easy internal access and maintenance-free performance.
However, in the event the valve experiences leaking at either the threaded or bolted external connections, the
valve must be immediately removed from operation and returned to the nearest SPM
®
Service Center for
inspection and repair. Under no circumstance should the valve be allowed to continue operations with any
visible external leak.
REGULAR MAINTENANCE SPARE PARTS
NOTE: ALWAYS KEEP WEIR OIL & GAS SPARE PARTS ON HAND: (19, 21, 22, 26, 27)
ANNUAL MAINTENANCE SPARE PARTS
NOTE: ALWAYS KEEP WEIR OIL & GAS SPARE PARTS ON HAND: ALL ELASTOMER SEALS
SHOULD BE REPLACED REGARDLESS OF CONDITION. (28, 27, 11, 12, 8, 9, 17)
Expendables: Valve gate (21), Nozzle assembly (26)
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