Operating instruction Vacuum oven Model: KF-400 - MRC

Operating instruction
Vacuum oven
Model: KF-400
Hagavish 3 Holon Israel
Tel: 972-3-5595252
Fax:972-3-5594529
E-mail: mrc@mrclab.com

Table of contents
6.................................. Controls overview
7.......................................PRECAUTIONS
8.................................. Vacuum operation
8......................................... setting Temperature
9.....................................................Maintenance
.1
.2
.3
.4
.5

1
2 3 4 5 6
Picture 1: control panel
7 8 9
1-Home switch
2-mode switch
3-step down switch
4- step up switch
5-Deflating indicator
6-Vacuum indicator
7-Vacuum switch
8-Deflating switch
9- Hitting indicator

Picture 2: Vacuum Gauge

Picture 3: Operation Switch
Picture 4: Air inlet

1. Controls overview
1.1. POWER the main power switch (picture 3)
1.2. HEATING INDICATOR (picture 1 balloon 9) –indicates when the
oven is in heating process
1.3. TEMPERATURE CONTROLLER (picture 1)-This is PID
controller with self tune
1.4. VACUUM –see picture 1 balloon 7,8 this 2 switches controls the
vacuum
1.5. VACUUM GAUGE –this gauge measures the camber pressure

2. PRECAUTIONS
THIS IS NOT EXPLOSION PROOF OVEN
2.1. Do not place or use explosive, combustible, or flammable materials
in the oven
2.2. Do not use sealed containers in the oven chamber
2.3. Do not cut or remove the ground prong from the power cord or use
an ungrounded 2 prong adapter plug
2.4. Disconnect the unit from the electrical power source before
attempting to make any repairs or component replacements
2.5. If a mercury thermometer is used and breakage should occur, all
spilled mercury must be completely removed from the chamber
2.6. This oven is not suitable for use in class 1,2 or 3 locations as defined
by the national electrical code NFPA 70
2.7. This oven is not intended, nor can it be used, as a patient connected
device

3. Vacuum operation
3.1. Attach a proper pipe between the external vacuum pomp and the Air
inlet on the right side of the oven see picture 4
3.2. Vacuum – to apply vacuum to the camber press vacuum switch
vacuum indicator will light and the internal valve will open and the
external vacuum pomp will start to work (see picture 1 balloon 7,6)
3.3. Deflating - To deflate the vacuum press deflating switch deflating
indicator will light (see picture 1 balloon 5,8)
4. Temperature setting
4.1. Temperature setting: To set required temperature press to raise
set point or to lower the set point see picture 1
After a few seconds after the set point is set the display will shows the
actual temperature
4.2. Alarm Setting: press home switch for a few seconds till on the
display will appear level press switch till you get level 2 immediately
will appear code press switch, till you get 2 now the controller is
ready to be alarm set press switch 2 till you get alarm with the arrows
set the alarm temperature

5. Maintenance
Note: prior to any maintenance or service on this unit, disconnect the
power cord from the power supply
5.1. Cleaning: disinfect the oven interior on regular basis .to prepare the
oven for cleaning remove the shelves and door gasket.
5.1.1.First clean removed parts and interior with soap and
water. To decontaminate use a disinfectant that is suitable
to your application .do not use chlorine based or abrasives
as this will damage stainless steel surfaces
5.1.2.When washing the gasket, handle carefully so as not to
impair the positive seal
5.1.3.If the oven is to be shut down for storage or transporting,
remove shelves and latch the door closed. Screw the
leveling feet in on the
5.1.4.There is no fails to operate as specified, see
troubleshooting before calling for service.