Market Forge Industries STM-EX Operations Instructions Page 35

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34
STER
I
LIZER TROUBLE SHOOTING GUIDE
SYMPTOM POSSIBLE CAUSE CORRECTION P/N
Sterilmatic fails to come on 1) Electrical installation incorrect 1) Verify incoming power supply
1a) No 120v supply 1a) Supply 120volts for control circuit
2) Blown fuse or tripped breaker 2) Change fuse or reset breaker
3) Contactor not functioning 3) Replace contactor
10-5945/10-5467* ( see page 15 )
4) Loose wire 4) Check all wiring
5) Defective low water cut-off 5) Replace low water cut-off
10-5990 ( see page 15 )
Sterilmatic d
o
es no
t
build and 1) Heatin
g
element failur
e
1) Replace cylinder
95-2628 ( see page 14 )
maintain proper pressure 2) Steam trap not closing 2) Clean or replace thermo-element in trap
10-1092 ( see page 18 )
3) Malfunction of pressure 3) Adjust or replace pressure switch
95-3442(STM-E) ( see page 12 )
switch
95-3434(STM-EL) ( see page 14 )
4) Exhau
st
valve leaking steam 4) Replace exhaust valve
10-1058 ( see page 16 )
5) Safety valve leaking steam 5) Replace safety valve
9
5-38
3
4 (
3
/4
"
) ( see
p
age
1
6 )
6) Steam leak aro
un
d
do
or 6
) Adj
u
st
d
o
o
r an
d
o
r
r
eplace
g
asket
10-2666 ( see page 8 )
Sterilmatic release
s
pr
e
ssure 1
)
L
o
w water cut
-
of
f
tr
i
ppe
d
1a
)
Ve
ri
f
y
p
r
op
e
r
w
a
te
r
l
e
ve
l in
before timer reaches zero chamber, if not add water and reset lwco
1b) If sufficient water
th
en replace
lo
w w
at
e
r
cut
-o
f
f
10-5990 ( see page 15 )
2) Safety valve lifting 2) Replace safety valve
95-3834 ( 3/4") ( see page 16 )
Sterilmatic timer is erratic 1) Loose or broken wi
r
e
t
o timer 1) Re
-
co
n
nect or re
p
lace wi
r
ing to timer
2) Defective timer 2) Replace timer
1
0-629
0
/1
0
-687
3
*
(
s
e
e
p
a
g
e 15 )
3) Defective relay 3) Replace relay
10-6515
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