Goulds Pumps 3996 - IOM - Manual (Page 37)

DISASSEMBLY AND REASSEMBLY
REQUIRED TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
INSPECTION AND REPLACEMENT. . . . . . . . . . . . . . . . . . . . . . . . 35
REASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
ADDITIONAL DETAILS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Engineering Data Construction Details . . . . . . . . . . . . . . . . . . . . . . . 38
SECTIONAL VIEWS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
HIGH PRESSURE CAPABILITY . . . . . . . . . . . . . . . . . . . . . . . . . . 43
REQUIRED TOOLS
DISASSEMBLY
The Model 3996 is designed to permit the complete
pullout assembly to be removed without disturbing the
casing or motor. The sectional drawing, parts list and
construction details should be used in conjunction with
the disassembly instructions.
s
! WARNING
Pump components can be heavy. Proper methods of
lifting must be employed to avoid physical injury
and/or equipment damage. Steel toed shoes must be
worn at all times.
s
! WARNING
The pump may handle hazardous and/or toxic fluids.
Proper personal protective equipment should be
worn. Precautions must be taken to prevent physical
injury. Pumpage must be handled and disposed of in
conformance with applicable environmental
regulations.
NOTE: Before disassembling the pump for overhaul,
ensure all replacement parts are available.
1. Lock out motor
s
! WARNING
Lock out power supply to driver motor to prevent
accidental startup and physical injury.
2. Shut off all valves controlling flow to and from
pump.
s
! WARNING
Operator must be aware of pumpage and safety
precautions to prevent physical injury.
3. Drain liquid from piping, flush pump if necessary.
4. Remove auxiliary piping.
5. Unbolt and remove spacer member of coupling.
6. Remove the bolts (370) that hold the frame (228) to
the casing. Jacking bolts (418) are provided to assist
disassembly. Tighten the bolts evenly, a flat at a
time, to jack assembly from casing.
7. Remove casing gasket (351).
3996 IOM 9/2010
33
·
Wrenches
· Screwdriver
·
Lifting Sling
·
Rubber Mallet
·
Induction Bearing Heater
·
Bearing Puller
·
Brass Drift Punch
· Snap-Ring Pliers
·
Torque Wrench with Sockets
·
Allen Wrenches
·
Dial Indicator
·
Micrometer
·
Cleaning Agents
· Feeler Gauges
·
Hydraulic Press
·
Leveling Blocks
6