10
H. PUMP MAINTENANCE
WARNING
Failure to observe precautions while installing, inspecting and maintaining pump
can cause injury to personnel from accidental handling of liquids that may harm
skin or clothing, or fire hazard risks from flammable liquids, or injury from high
DANGER
BEFORE working on equipment, make sure all power to equipment is
disconnected and locked-out.
H.1 GENERAL COMMENTS
NOTE: Part number identifiers (IDP) contained within parenthesis such as (9) refer to circled
numbers shown on assembly drawings (figures 2 through 4).
De-energize driver before starting with any maintenance action.
H.2 TOOLS REQUIRED
Procedures described in this manual require common mechanics hand tools, a torque wrench,
dial indicators for alignment and a suitable lifting device, such as slings, straps, etc.
H3. DISASSEMBLY AND ASSEMBLY PROCEDURES (MECHANICAL SEAL PUMPS)
CAUTION
Fluid leakage from disassembly of pump may make the floor slippery and can
cause personal injury
Disassembly Procedures For (Figures 18 through 21)
NOTE: Refer to pump assembly drawings, figures 18 through 22; inlet head arrangements, Figure 26,
special inboard cover construction, Figure 25, and mechanical seal drawings and assembly
drawings, Figures 2 through 17, during pump disassembly. Refer to Table 1 for proper mechanical
seal identification. Disassembly procedures for all G3D pumps with mechanical seals are identical
except when specifically noted.
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