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Check
SiMT041509E
89
Service Diagnosis
5.11 Outdoor Fan System Check
Check No.19
DC motor
5.12 Main Circuit Short Check
Check No.20
Check to make sure that the voltage between (+) and (–) of the diode bridge (DB1) is
approximately 0 V before checking.
Measure the resistance between the pins of the DB1 referring to the table below.
If the resistance is
∞
or less than 1 k
Ω
, short circuit occurs on the main circuit.
(R21195)
YES
NO
NO
YES
Outdoor fan
system is
functioning.
Check the outdoor fan system.
Reconnect the connector.
Is the
outdoor fan running?
Fan motor
lead wire connector
disconnected?
Go to
Check No. 16
.
Positive terminal (+) of
digital multimeter
~
(2, 3)
+
(4)
~
(2, 3)
–
(1)
Negative terminal (–) of
digital multimeter
+
(4)
~
(2, 3)
–
(1)
~
(2, 3)
Resistance is OK.
several k
Ω
~ several M
Ω
Resistance is NG.
0
Ω
or
∞
Multimeter
–
~
~
+
1
2
3
4
– +
(R22377)
Содержание FTKM18PVMK
Страница 16: ...SiMT041509E 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Страница 18: ...SiMT041509E 3 Specifications Part 2 Specifications 1 Specifications 4 ...
Страница 59: ...SiMT041509E Remote Controller 44 Part 5 Remote Controller 1 Remote Controller 45 ...
Страница 118: ...Revision History Month Year Version Revised contents 07 2015 SiMT041509E First edition ...