Servend STH14, Technician'S Handbook

Page: 133 / 204

Part Number STH14 5/09 133
SELECTABLE ICE
Problem Possible Cause To Correct
DISPENSER DOES
NOT DISPENSE
CRUSHED ICE
Nothing is heard
No power Check power source and
power cord.
Loose wire in
electrical system
Check wiring.
Dispense switch faulty Replace switch.
Crusher Motor Faulty Replace Motor/Gear Box.
Dispenser Safety
Switch Open
Assure Merchandiser is
installed correctly with the
safety switch in the closed
position.
Crusher motor
hums but does not
turn
Blades obstructed Check for obstructions in ice
crusher housing.
Motor faulty Replace motor.
Faulty start relay/
capacitor
Check relay/capacitor and
replace if bad.
Crusher dispense
door does not open
Door solenoid faulty Replace solenoid.
Loose wiring to
solenoid
Check wiring.
Gear box on motor Gear box on motor
faulty
Replace Ice Crusher Motor
Assembly.
Crusher Axle broken Replace Crusher Axle.
Crusher Motor turns
but Gear Motor for
Paddle wheel/
Agitator Bar does
not turn
Agitator Gear Motor
faulty
Replace Agitator Gear Motor.
Loose wiring Check wiring.
Obstruction in Ice bin
stopping motor
Check for obstruction.
Nothing on
dispenser works
No power to
dispenser
Check power source.
Dispenser Safety
Switch opens
Assure Merchandiser is
installed correctly with the
safety switch in the closed
position.
Loose wiring Check wiring.
Difficulty inserting
Blade/Hub
Assembly into
Crusher housing
Stationary Blades not
aligned with locating
slots at top and
bottom of crusher
housing
See Disassembly in this
manual.
Rotating Blades not in
vertical position
Ice in Crusher
Housing
Crushed Ice
dispenses
continuously, or by
itself
Ice Dispense Switch
Faulty
Adjust bridge in ice machine
or, when manually filling,
break up clusters.
No flashing lights on
keypad, Fluorescent
light was on,
crusher and whole
ice dispenser will
not function,
transformer breaker
blown.
Water shorted out
wiring harness on
valves only
Clean up water and reset
transformer.
STH14.book Page 133 Monday, May 4, 2009 1:48 PM