Operation and Maintenance Manual
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0. General
0.1. Before starting initial operation
CEN type pump is the general purpose single-stage single suction centrifugal pump conforming to JIS
B8313-81 "End Suction Centrifugal Pumps". Each pump model fully satisfies the specified requirements of the
said JIS Standard. If installed properly and operated correctly, the pump can perform its specific performance
in satisfactory condition throughout a long term. Before putting the pump into initial operation, carefully read
this Instruction Manual to handle, operate, and maintain the pump properly. Keep this Manual all the times
where operator or maintenance personnel can have access to it easily for study any time when required.
All the pump parts and components are so manufactured under severe quality control that they can
fulfil their functions to entire satisfaction. But any fault or trouble attributed to one of the causes described
below shall be out of our guaranty.
1.
The ordered pump is used to handle the liquid of a different nature, density, temperature, or others than
those clearly specified in the order specification, or operates outside the operating range specified there in.
2.
Pump damage is caused as a result improper handling and operation, faulty installation, the use of
unsuitable material, faulty or unskilled piping, etc.
3.
Pump damage is caused by natural disaster
When repair is required, it is recommended to repair the pump by our skilled serviceman as far as possible or
to return it to our factory.
0.2. Quality Control
All inspection and test for material, dimensions, performance, etc, are performed in the manufacturing process.
Only pump that have fully satisfied the specified performance value upon inspection and test are allowed for shipment.
0.3. Name plate
Any pump is provided with a name plate. Please inform us of the followings when ordering spare parts and
replacement parts.
(1) Pump type, Mfg. No. (Indicated in TS), date of production, etc. (identified on the name plate).
(2) Parts name, material, quantity, etc. described in Sectional Drawing and Spare Parts List.
0.4. Handling
When handling the pump directly coupled with the driver, hook a lifting rope on the pump and its driver as
illustrated below. (Absolutely avoid to hook a lifting rope on the eye bolt of the driver).
Fig. 1
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