Commissioning, Startup, Operation, and Shutdown
Model 710 TruBlue Installation, Operation, and Maintenance Manual
44
Operation at reduced capacity
WARNING:
• Risk of breach of containment and equipment damage. Excessive vibration levels can
cause damage to bearings, stuffing box, seal chamber, and/or mechanical seal. Observe
pump for vibration levels, bearing temperature, and excessive noise. If normal levels are
exceeded, shut down and resolve.
• Risk of explosion and serious physical injury. Do not operate pump with blocked system
piping or with suction or discharge valves closed. This can result in rapid heating and
vaporization of pumpage.
• Risk of equipment damage and serious physical injury. Heat build-up can cause rotating
parts to score or seize. Observe pump for excessive heat build-up. If normal levels are
exceeded, shut down and resolve.
NOTICE:
Cavitation can cause damage to the internal surfaces of the pump. Ensure net positive suction
head available (NPSH
A
) always exceeds NPSH required (NPSH
3
) as shown on the published
performance curve of the pump.
Operation under freezing conditions
NOTICE:
Do not expose an idle pump to freezing conditions. Drain all liquid that is inside the pump and
any auxiliary equipment. Failure to do so can cause liquid to freeze and damage the pump.
Shut down the pump
WARNING:
Precautions must be taken to prevent physical injury. The pump may handle hazardous and/or
toxic fluids. Proper personal protective equipment should be worn. Pumpage must be handled
and disposed of in conformance with applicable environmental regulations.
1. Slowly close the discharge valve.
2. Shut down and lock out the driver to prevent accidental rotation.
Deactivate the i-ALERT
®
2 Equipment Health Monitor
NOTICE:
Always deactivate the health monitor when the pump is going to be shut down for an extended
period of time. Failure to do so will result in reduced battery life.
1. Touch and hold a small magnet to the health monitor over the ITT logo until the red LEDs
blink three times.
This should take 10-15 seconds if the health monitor is in normal operating mode and
approximately five seconds if the condition monitor is in alarm mode.
2. Remove the magnet.
If the deactivation is successful, solid red LEDs will be displayed.
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