Xylem 9100 Series Base Mounted Centrifugal Fire Pumps AC8585 REV.C - Manual (Page 28)

SERVICE INSTRUCTIONS
28
DISASSEMBLY AND REASSEMBLY
PROCEDURES
The procedures outlined in this section cover
the dismantling and reassembly of the 9100
Series Centrifugal Fire Pumps.
When working on the pump, use accepted
mechanical practices to avoid unnecessary
damage to parts. Check clearances and
conditions of parts when pump is dismantled
and replace if necessary. Steps should
usually be taken to restore impeller and
casing ring clearance when it exceeds three
times the original clearance.
DISMANTLING (PUMP WITH PACKING)
WARNING: Unexpected Startup Hazard
Disconnect and lockout power before
servicing. Failure to follow these instructions could
result in serious personal injury or death, or
property damage.
WARNING: Electrical Shock Hazard
Electrical connections to be made by a
qualified electrician in accordance with all
applicable codes, ordinances, and good practices.
Failure to follow these instructions could result in
serious personal injury or death, or property
damage.
WARNING:
Prior to working on pump the power source
should be disconnected with lockout provisions so
power cannot be re-energized to the motor. Close
isolating suction and discharge valves. Failure to
follow these instructions could result in property
damage, severe personal injury, or death.
LUBRICATION FOR PACKING
“A”
TABLE “A”
Qty.
Pump Size Dimension A
FIGURE 12 - ASSEMBLY SECTION: PUMP WITH PACKING