MRF 16/22
2
MF 55-GB 1.21
Contents
1
Introduction to the furnace
6
1.1
S
PECIFICATION
6
1.2
O
PERATING MODES
6
1.3
3508
C
ONTROLLER
/
PROGRAMMER
[S
EE SECTION
5]
6
1.4
2132
O
VER TEMPERATURE CONTROLLER
[S
EE SECTION
10]
6
2
Safety
7
2.1
G
ENERAL WARNINGS
7
2.2
O
PERATOR SAFETY
-
HEAT
7
2.3
D
OOR LATCHES AND SAFETY INTERLOCKS
7
2.4
S
AFETY PRECAUTIONS WHEN OPENING THE DOOR
7
2.5
U
SE OF PROBES
8
2.6
M
ICROWAVE ARCING
8
2.7
E
XPLOSIVE MATERIALS
8
2.8
U
SE AFTER TRANSPORT OR STORAGE IN HUMID CONDITIONS
. 8
W
ARNING SYMBOLS
9
3
Installation 10
3.1
U
NPACKING
&
HANDLING
10
3.2
L
OCATION
10
3.3
I
NTERNAL UNPACKING
11
3.4
E
LECTRICAL CONNECTIONS
11
3.5
L
OW VOLTAGE COMPENSATION
11
3.6
S
WITCHING ON FOR THE FIRST TIME
13
4
General operating notes
14
4.1
O
PENING THE DOOR
14
4.2
L
OADING THE FURNACE
14
4.3
I
NSULATION CRACKING
14
4.4
T
HERMOCOUPLES
-
AGEING
14
4.5
T
HERMOCOUPLES
–
LOW TEMPERATURES
15
4.6
T
HERMAL CUT
-
OUTS
15
4.7
R
ATING LABEL
,
RS
232
PORT AND COOLING FANS
16
5
Controllers, lights and indicators
17
5.1
C
ONTROL PANEL
[S
EE
F
IG
5.1]
17
5.2
C
ONTROLLER HOME DISPLAY LAYOUT
–
KEYS AND INDICATORS
19
5.3
C
ONTROLLER PAGES
:
T
EMPERATURE AND PROGRAMMING
20
