Sanden Vendo Vue SXY 30, Manual

Page: 127 / 128

T-13
Part #1167879 07/2008
Compressor runs but cabinet temperature warm.
Loss
of
refrigerant
Replace the refrigeration unit.
Smashed tubings
Replace the refrigeration unit.
Defective drainage
Make sure the drain hose is not kinked or clogged.
Defective temperature sensor
Replace the temperature sensor
.
Poor
air
flow
Make sure nothing is sitting in front of the evaporator
.
Defective control board
Replace the control board.
Defective door seal
Make
sure
the
vend
flap
and
gasket
are
not
open.
Defective heat exchange on condenser/ Blocking air
flow
by
dust,
lint
or
fins
damage
Clean
the
surface
of
the
condenser
fins
or
straighten
the
bent
fins.
Both compressor and condenser fan motors will not operate.
Bad refrigeration control relay
.
T
est relay using relay test function of the electronic controller
. Replace
relay if necessary
.
Bad connection at power board.
Check wiring connections. Make corrections if necessary
.
Evaporator frosted over
.
Loss
of
refrigerant
Replace the refrigeration unit.
Smashed tubings
Replace the refer unit.
Defective drainage
Make sure the drain hose is not kinked or clogged. Re-install hose correctly if kinked or clogged.
Defective temperature sensor
Replace the temperature sensor
.
Defective control board
Replace the board.
Poor sealing
Check
gasket,
vend
flap,
and
permagum
on
the
bulkhead.
Product freezing up (too cold).
T
emperature setting too low
.
Adjust set point in control board.
Defective temperature sensor
Replace the temperature sensor
.
Defective control board
Replace the control board.
Excessive noise.
Fan blade hitting shroud or transformation or loose
fitting
Replace the fan blade or re-install correctly
.
From
the
inside
of
fan
motor
or
loose
fitting
Re-install or replace the motor
.
From
the
inside
of
compressor
or
loose
fitting
Replace the refrigeration unit.
ERROR
PROBABLE
CAUSE
CORRECTIVE
ACTION