
Contents, specifications and availability are subject to change without notice.
Tel. (860) 664-4911 • Fax. (860) 664-4912 • www.waecousa.com
WAECO USA, Inc.
29
LED BLINK
SYMPTOM
TEST / DIAGNOSIS
CORRECTIVE
CODE
ACTION
Compressor and fan run
Thermostat control set too cold
Turn knob (analog) to lower
continuously, food in refrigerator
number, and if digital re-program
freezes
Thermostat shorted, defective or
Call WAECO USA (860.664-4911)
malfunctioning
Box very small or unusually
Install partition between
well insulated
evaporator and perishable food
section
Thermostat sensing bulb not
See manual, correct
mounted correctly
Water pump runs, no water flow
Air in pump, cannot self-purge
Check piping for leaks, air entry
re-prime pump, re-pipe
(see instructions)
Impeller spindle damaged from
Obtain service parts from factory
dry running
Obstructions in inlet pipe, strainer,
Locate and eliminate
or outlet piping
Water pump motor does not run,
Blown FAN/PUMP fuse on
replace with 5 amp fuse
does not pump
condensing unit
Defective wiring
Locate and repair
Defective pump
replace entire pump
Foreign material jammed pump
Disassemble and remove
impeller
TROUBLESHOOTING