HRX-OM-Q026
Chapter 7 Control, Inspection and Cleaning
7.2 Inspection and Cleaning HRSH Series
7-2
7.2 Inspection and Cleaning
7.2.1 Daily check
Check the items listed below. If any abnormality is found, stop the operation
of the product and turn the power supply OFF, and ask for service.
Table 7-2 Daily check items
Check the installation
condition of the product.
Check that there is no heavy object on the product
or excessive force appying to the piping.
Temperature should be within the specification
range of the product.
Check the connected
parts of the piping.
Check that there is no fluid leakage from the
connected parts of the piping.
Amount of circulating
fluid
Check the liquid level
indicator.
Fluid level should be between "HIGH" and "LOW" levels of
the fluid level meter.
Check the indications on
the display.
The numbers shown on the display should be clear and
legible.
Check that the keys, [RUN/STOP], [MENU], [SEL], [▼],
and [▲], operate correctly.
Circulating fluid
temperature
Check on the operation
panel.
There should be no problem for operation.
Circulating fluid flow
rate
Check on the operation
panel.
There should be no problem for operation. If flow
rate has become smaller, check for any clogging of
the Y-strainer and clean it.
Check the operating
condition of the product
There should be no abnormality with noise,
vibration, smell, or generation of smoke.
Facility water
(for water-cooled type)
Check the facility water
condition.
Check that the temperature, puressure and flow
rate are within the specification ranges.
⚫ Shut off the power supply to this product before performing
cleaning, maintenance or inspection, or it may cause electric
shock, injury, burn, or etc.
⚫
When the panel has been removed for the purpose of inspection or
cleaning, mount the panel after the work is completed.If the
product is operated with the panel removed or open, it may cause
injury or electric shock.
⚫ Do not perform key operation or setting of this equipment with wet
hands. Do not touch the electrical parts such as the power supply
plug. It may cause an electric shock.
⚫ Do not splash water directly on the product or do not wash with
water. It might cause electric shock, fire, or etc.
⚫
Do not touch the fins directly when cleaning the dust-proof filter. It
may cause injury.