SMC Networks HRZ002-W1S-F, Operation Manual

Page: 168 / 196

HRX-OM-X010
Chapter 7 System Maintenance
7.2 Inspection and Cleaning HRZ Series
7-2
7.2 Inspection and Cleaning
7.2.1 Daily inspection
Table 7-2 Daily Inspection
Inspection item Inspection method
Installation
condition Check of the condition of
system installation
No heavy object is placed on this system. This
system should not be subjected to external force.
Temperature and humidity fall within the specified
range.
Fluid leak
Check of the piping
connector section No leak of facility water and circulating fluid from
the piping connector section
Fluid level
Reading of the level of the
circulating fluid Level falls within the circulating fluid specified level
between “High” and “Low”.
Operation
display panel
Display check
Clarity of letters and numbers on the LCD display
should be assured.
Function check [RUN] lamp is ON.
Circulating fluid
temperature Confirm the reading on
the LCD screen
Temperature should be within setpoint.
Refrigerant
pressure Reading of the refrigerant
pressure gauge
Value of
“HI PRESS” in “
Maintenance screen 6
（
page 5-32
）
” should be in the following range.
HRZ010-W*S-F : 0.5 to 2.5 MPa
HRZ008-L/L1-F : 0.5 to 2.0 MPa
Discharge
pressure of
circulating fluid
Confirm the reading on
the LCD screen Reading should not have deviated much from last
inspection.
Circulating fluid
flow rate Confirm the reading on
the LCD screen Reading should not have deviated much from last
inspection.
Operating
condition
Operating condition check No abnormal noise, vibration, odor and smoke
Facility water
Check of the facility
water Temperature, flow rate and pressure fall within the
specified range.
Circulating fluid
supply port cap Check by providing
manual tightening
No looseness

Do not touch any electrical parts with wet hands.
Keep wet hands away from electrical parts. Potential electric shock can occur if
disregarded.

Keep this system from water. Potential electric shock or fire can occur if
disregarded.
If the inspection and cleaning require the removal of the panel, be sure
to re-attach the panel upon completion. Potential personal injury or
electric shock may occur if operated with the panel opened or
removed.