Huber 705 - 7.3 Maintenance

Service/maintenance
Chapter 7 OPERATION MANUAL
V2.0.0en/09.06.16//15.09 Unistat®
83
7.2.2 Replacing the “Unistat® Control ONE”
PROCEDURE
 Switch off the temperature control unit. Do this by turning the >Mains isolator< [36] to “0”!
 Disconnect the temperature control unit from the current supply.
 Remove the “Pilot ONE” (see page 82, section »Replacing the “Pilot ONE®”«).
 Undo the fastening screw on the “Unistat Control ONE”.
 Also pull the “Unistat Control ONE” away upwards.
 Carefully insert the replacement “Unistat Control ONE”.
 Fasten the replacement “Unistat Control ONE” with the fastening screw.
 Install the “Pilot ONE” (see page 82, section »Replacing the “Pilot ONE®”«).
 Connect the temperature control unit to the power supply.
 Switch the temperature control unit on.
7.3 Maintenance
Cleaning/maintenance while the temperature control unit is operating
MORTAL DANGER FROM ELECTRIC SHOCK
 Stop an ongoing temperature control process.
 Disconnect the temperature control unit from the power supply by turning the >Mains isola-
tor< [36] on the temperature control unit to “0”.
 Also disconnect the temperature control unit from the current supply.
Carrying out maintenance work not described in this operation manual
DAMAGE TO THE TEMPERATURE CONTROL UNIT
 For maintenance work not described in the operation manual, contact Peter Huber
Kältemaschinenbau AG.
 Maintenance work not described in this operation manual is reserved for qualified specialists
trained by Huber.
 Only perform the following maintenance work on the temperature control unit yourself.
7.3.1 Function check and visual inspection
Cooling* Description
Maintenance
interval
Comment
Person re-
sponsible
L/W
Visually inspect
hoses and hose
connections
Prior to switching
on the tempera-
ture control unit
Exchange leaking hoses and hose
connections prior to switching on the
temperature control unit. See page
84, section »Replacing temperature
control or coolant hoses«
Responsible
body and/or
operators
L/W
Inspection in ac-
cordance with the
F-Gas Directive
In accordance
with the F-Gas
Directive
See page 19, section
»Temperature control units with
fluorinated greenhouse ga-
ses/refrigerants«
Responsible
body
Replacing the “Unistat
Control ONE”
Monitoring interval