No
No
If pump 3 or 5: are the toggle switches on?
Y
es
No
Y
es
Is there liquid
sucking up out of
source tanks?
Turn on switches
No
The pump might ha
ve
failed
Y
es
Does the pump turn on when y
ou
try to bleed it?
There is either a problem with
the cable or
with the board
port
Y
es
If y
ou plug the
pump directly into power
, does it turn
on? (Bypass the
b
ypass switch bo
x)
No
Y
es
Try the power cable from a working pump: does it turn on?
The pressure b
ypass switch
probably failed. If this is pump 1, 2, or 4, y
ou can lea
ve the
pump plugged directly into the
power cable. T
urn down the
PWM. Y
ou will ha
ve to do a lot
of "R
efresh Mixtures" until the
softw
are can find the right
mixing point.
Y
es
No
Cy
cle through v
alv
es
in path: Do they all open and close to
completion?
Pump: Not T
urning On/Not
Pulling or Pushing Liquid
