FREEZER COMPONENTS
1. Lock: Turn clockwise to 180
o
with a key and the outer door is securely locked.
2. Door: Hinged type. The door can be opened in any angle on the way to full open.
3. Magnetic door gasket: Seals the door and prevents leakage of cold air.
4. Inner lid: Serves as a means of reducing cold air leakage when the door is open.
5. Access port: Serves a means of leading the measuring cable from the freezing room to the outside.
6. Caster: 6 casters are provided. They make the moving of the unit easier.
7. Leveling foot: Serves to adjust the height and to settle the frame.
8. Grille: Acts as an inlet for air to cool the motor. Be careful not to block this. By pulling down this
grille, you can clean a clogged condenser filter. See page 27 for the details.
9. Exhaust air vent: Be careful not to block this.
10. Side table: A door can be opened. There are an access port and a remote alarm cable output port
in the inside.
11. panel door Lock: To lock the control cover to avoid the setting by accidental contact.
12. Panel door: There is a controller such as a power switch inside the panel door.
13. Control panel: Refer to page 11.
14. Digital temperature indicator: This indicator shows the present temperature or setting
temperature.
15. Temperature recorder (OPTION): Refer to page 38.
16. Back-up system joint: It is positioned at rear of the unit. Serves to connect with the pipelines
from the cylinder (liquid N
2
) at the top right of the rear frame. Refer to page 26 “Back-up system”
17. Remote alarm cable output port
18. Back-up test switch (TEST): Examine the functions of the back-up system. This switch allows
liquid N
2
to spout under any circumstances. Handle it according to page 26 “Back-up system”.
19. Back-up switch (BACK UP): Switch on for operation of the back-up system and switch off for
stopping. Handle this switch according to page 26 “Back-up system”.
20. Communication box cover: Refer to “Mounting of interface board (OPTION)” on page 39 for
usage.
9