CAUTION
Pumping solids-laden fluids at reduced speed
Increased wear and clogging!
▷
Never operate the pump set with flow velocities below 0.7 m/s in horizontal
pipes and 1.2 m/s in vertical pipes.
6.3
Shutdown/storage/preservation
6.3.1 Measures to be taken for shutdown
The pump set remains installed
WARNING
Pump set started up inadvertently
Risk of injury by moving parts!
▷
Always make sure the electrical connections are disconnected before carrying
out work on the pump set.
▷
Make sure that the pump set cannot be switched on accidentally.
WARNING
Fluids posing a health hazard or hot fluids
Risk of personal injury!
▷
Observe all relevant laws.
▷
When draining the fluid take appropriate measures to protect persons and the
environment.
▷
Decontaminate pumps handling fluids posing a health hazard.
CAUTION
Danger of frost/freezing
Damage to the pump set!
▷
If there is any danger of frost/freezing, remove the pump set from the fluid
handled and clean, preserve and store it.
✓
Make sure sufficient fluid is available for the operation check run of the pump
set.
1. For prolonged shutdown periods, start up the pump set regularly between once
a month and once every three months for approximately one minute.
This will prevent the formation of deposits within the pump and the pump
intake area.
The pump (set) is removed from the pipe and stored
✓
All safety regulations are observed. (
1. Clean the pump set.
2. Preserve the pump set.
3. Observe the instructions given in .
Also see
6.4
Returning to service
For returning the pump set to service observe the sections on commissioning/start-up
(
Section 6 Page 32) and the operating limits (
6 Commissioning/Start-up/Shutdown
Amarex KRT
35 of 74
Goodnal STP ST041 Sewage Delivery (Amarex KRT Submersible Motor Pump) Vendor Manual
Q-Pulse Id VM362
Active 29/10/2013
Page 37 of 96