Asami AMV6, Руководство по обслуживанию

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Gree GMV6 DC Inverter VRF Units Service Manual
102
Yes
"dC" Abn ormal Setting s of
DIP Switch for Ca pacity
Redial the DIP switch
The detection circuit is
abn ormal
Yes
Replace th e main control
boa rd
Whether th e DIP switch for
capacity on th e main bo ard is dial ed
to a n in cor rect positi on?
No
2.54 "dL" Air Outlet Temperature Sensor Fault
Fault display: wired controller of indoor unit and receiver of indoor unit display
Fault diagnosis:
The temperature sensor detection circuit samples the AD value of temperature sensor and
determines the range of AD value. When the sampled AD value exceeds the limits for 5 consecutive
seconds, the fault is generated.
Possible causes:
■ Poor contact between the air outlet temperature sensor and the main board interface;
■ Abnormal air outlet temperature sensor;
■ Abnormal detection circuit.
Troubleshooting:
Yes
"dL" Air Outlet Tempe ratu re
Sen sor Fault
Remove the foreign
matters and plug it tightly
The detection circuit is
abn ormal
Yes
Replace th e main control
boa rd
Whether th e i nter face
terminal between the main boa rd
and air ou tlet temper atu re sen sor gets lo ose
or contains foreig n matters?
No
Is th e p roblem
solved after th e a ir o utle t te mp erature
sensor is repl ace d?
No