User Manual
6
◆
PUMP INSTALLATION
DANGER!
Do not used for oxygen service!
DANGER!
Because of the electricity!
DANGER!
Because of hypoxia caused by liquefied gas and air
！
DANGER!
Injury from cryogenic surfaces!
DANGER!
Injury due to improper installation and initial startup!
1. SECURITY ALERTS AND PREVENTIVE MEASURES
During installation and initial start-up of a pump assembly, also take notice of the following
special safety instructions and precautions in addition to those provided elsewhere in this
manual. Improper installation and initial startup may lead to serious injury and significant
property damage.
These special safety instructions and precautions include the followings:
1) Before work, ensure there is sufficient clearance to other objects.
2) Ensure order and cleanliness in the installation area. Components and tools lying
loosely on or around each other can cause accidents.
3) When lifting pump assembly
（
motor and pump
）
at any time, adopt appropriate
methods and lifting points.
4) Install components correctly.
5) Ensure components do not fall out or collapse after sub-assembly.
6) Ensure the following before initial startup
：
a) Make sure that all installation processes has been carried out and completed in
accordance with the information and instructions in this manual.
b) Insure no person is in the hazard area during startup.
2. INSTALLATION OF THE PUMP
The installation of LFP80-50 model pump includes the following processes:
1) Disassemble the cover of pump tank and Lift it from the vacuum pump tank, then
firmly connect the bottom flange on the pump tank and the flange of pump assembly
with bolts, at the same time twist them trough the steel wire to prevent loose (Refer
to Appendix
Ⅰ
: Instructions for use accessories).
2) Lift the cover of pump tank and pump assembly, which are firmly connected with
each other, into the vacuum pump tank. Tighten the bolts on the cover of the pump
tank.
3) Connect the motor to the matched control system.