Weltem WPC-6000 - Page 9

9
Owner’s Manual WPC-6000
SELF-DIAGNOSTIC ALARM CODES
Alarm Display Problem Cause Correcve Acon
Frost prevenon
sensor and Abnormal
temperature sensor
value
• Indoor heat
exchanger tempera
-
ture too low
• TH3 temperature
sensor has a loose
or broken connec
-
on
• Do not use the air
condioner if ambient
temperature is lower
than 18°C (64°F)
• Contact a qualied
service agent
Refrigerant high
pressure switch
• Blocked air lter
• Blocked / kinked
exhaust duct
• Ambient tempera
-
ture is too high
• Clean air lter
• Ensure exhaust duct is
not blocked / kinked
• Do not use the air
condioner if ambient
temperature is higher
than 45°C (113°F)
Abnormal tempera
-
ture sensor value
TH1(Outlet) tem
-
perature sensor has
a loose or broken
connecon
Contact a qualied service
agent
Abnormal tempera
-
ture sensor value
TH2(Inlet) tempera
-
ture sensor has a
loose or
broken connecon
Contact a qualied service
agent
Compressor over
-
loaded
• Ambient tempera
-
ture is too high
• Unstable voltage
supply
• Defecve compres
-
sor
• Do not use the air
condioner if ambient
temperature is higher
than 45°C (113°F)
• Contact a qualied
service agent
• Replace compressor
Condensate water
level alarm
Condensate tank is full
• Empty the water tank
• Aer installaon of the
water tank, press the
SPOT/COOL or ROOM/
COOL buon to resume
operaon
Drain pump alarm
Drain pump defecve
or improper hose
connecon (including
kink or blockage)
• Check the aconnecon
and hose
• Replace drain pump
Table 1- Alarm Codes