Rational Combi Master, Training Manual

Page: 18 / 200

18
CM
Edition 10-2008
Function Step Responsible sensor
1. Select Combi mode
Set temperature 30-300°C (86-572°F)
2. Select time or core temperature
3. Close cabinet door Reed switch S3
4. Check water level inside steam generator Level electrode S2 inside Steam Generatorr
5. Time based preheating of steam generator, Thermocouple B5 inside Steam Generator
if B5 is below 85°C (185°F);
6. Timer starts after successful preheating Logic on PCB
(blinking dot in Display)
7. Hot Air supply until set temperature Cabinet sensor B1
inside cabinet. Hot air has priority
8. Steam supply up to steam saturation Quenching sensor B2
inside cabinet (Steam Control)
9. Quenching (set to 70°C/158°F) Quenching sensor B2
Note: Reduction of fan motor speed
In case the actual
temperature in the range of 30-99°C (86 - 210°F) is 2°C / 4°F higher
than the set temperature for longer than 2 minutes, the fan speed will be reduced automati-
cally.
CM - Sequence of events
Mode: Combination ; Temp. range 30-300°C (86-572°F)
B1
B3
F4
M4
Y1
Y2
B2
M1
S2
B5
F3
S3