Section 4 Operation
Setup
Initial Start Up
4-2
Leave refrigerated baths in an upright position at room temperature
(~25°C) for 24 hours before starting. This will ensure the lubrica-
tion oil has drained back into the compressor.
Before starting the circulator, double check all communication,
electrical and plumbing connections.
Ensure the HTC is in the full clockwise position.
Do not run the circulator until fluid is added to the reservoir. Have extra
fluid on hand. If it does not start refer to Section 6 Troubleshooting.
• For refrigerated baths, place the circuit protector located on the
rear of the bath to the I position.
• For all circulators, place the circuit protector located on the rear
of the immersion circulator to the I position. The blue LED il-
luminates.
• Press
. The circulator momentarily displays
Menu
• And then the Start Display appears. The blue LED goes out.
• Press
to the left of the start symbol,
starts and the start symbol turns into a stop symbol,
Note After start up, check all the plumbing connections for leaks.
The Menu and SP1 portions on the top of the display are used to view
and/or change the circulator's settings. The reservoir fluid is also dis-
played. These features are explained in detail later in this Section.
In indicates the circulator is using its internal sensor for temperature
control. Ex is displayed when the external sensor is selected for tem-
perature control.
In
Water
24.29°C
Start Display
°C
HTC
I
O
Thermo
.
Scientific
SP1
20.00°C
. The circulator
.
Thermo Scientific