Troubleshooting Tables
Troubleshooting Tables (Commercial Electronic and Retail Electronic Units)
Page 8-8
MDE-4334C Atlas Start-up and Service Manual · April 2008
Table 5: Handle Responses, Leaks, Noise, and Presets (All Units)
Alco
hol
MTBE %
too
Hig
h
Cab
le/Cable
Con
n
ect
ion
Con
ta
ctor/R
eset R
elay/Relay
Board
Con
trol
ler Board
Cus
tom
er/Cash
ier Er
ro
r
Disp
ensers (
num
ber o
f)
On
STP Relay
Firmw
a
re
Firm
ware, C
h
eck V
ersion
Pum
p
In
terface
Board
Master R
eset Re
quired
Meter L
o
cked
/Fro
zen
/Bad
Misalig
nme
n
t/B
ind
ing
Motors/Belt
s/Pul
leys
No
zzle
Pipin
g
(I
nlet)
Co
ndit
ion
s
Po
we
r (
E
x
ter
na
l)
/Gro
un
di
n
g
Power Supp
ly
, Main
Power to
P
u
mp
Missin
g
Program
mab
le Preset B
o
ard
Program
min
g
, Un
it
Pum
p
ing
Un
it
Relay
, S
T
P
Sealing
Com
p
o
u
n
d
s/Seals
Service Proced
ure (
P
o
o
r)
Switch/Po
w
er
, Pum
p
H
andl
e
T
o
rque
(pro
per ti
ght
ness)
V
alv
e Solen
o
id
Hydrau
lics
V
A
lve, In
let Pressu
re Reg
u
lat
ing
V
ibra
ti
o
n
/B
a
d Mo
un
ti
ng
CPU Bo
ard
Reset
, Electro
n
ic/Mech
anica
l
Handle Responses 2
7
10 14 16 19 28 29 39 50 51 52 55 58 61 62 66 68 75 77 79 84 89 90 97 101 106 108 113
No response/Reset,
displays OK (all
hoses)
C
B
D
D
B
A
D
D
C
B
No response/Reset,
displays OK (one
hose)
A
C
B
B
A
C
A
No response/Reset,
garbled displays
C
B
D
D
A
D
D
B
No response/Reset,
no displays
B
B
D
E
B
E
C
A
B
Leaks
2
7
10 14 16 19 28 29 39 50 51 52 55 58 61 62 66 68 75 77 79 84 89 90 97 101 106 108 113
Meter
B
A
A
C
A
Piping (general)
B
A
B
A
Sump overflow
B
A
B
Noise (Audible)
2
7
10 14 16 19 28 29 39 50 51 52 55 58 61 62 66 68 75 77 79 84 89 90 97 101 106 108 113
Chattering STP
relay
B
A
D
B
Noisy meter
A
D
C
Noisy pumping unit
C
A
B
C
A
Buzzer on
continuously
C
B
B
Noisy valve
A
Presets
2
7
10 14 16 19 28 29 39 50 51 52 55 58 61 62 66 68 75 77 79 84 89 90 97 101 106 108 113
Missed presets
(complete miss)
C
B
C
B
C
B
C
B
A
C
Small over-run
B
D
C
C
C
B
C
C
A
A
C
Small under-run
C
D
C
C
C
B
C
C
A
A
C
