Tadiran Telecom ANL-100 Service Manual page 38

SKY
General Troubleshooting (continued).
Symptom
Water accumulates
9
and overflows from
evaporator drain
pan.
Water dripping
10
from the condenser
base (in Heat
mode).
R/C fail to active
11
the
prescribed
functions.
.
The A/C is
12
interfered
by other R/C or our
R/C interfering
other instruments.
In Cool mode:
13
The unit
(compressor) does
not start.
Indoor fan is not
14
running at all.
Probable Cause
Drain pan pipe or hose is
clogged or the spout of drain
pan is clogged.
Water drain outlet or the spout
is clogged.
1. The 3-position slide switch
on the A/C display is in
AUTO or OFF position.
2. Faulty R/C settings.
3. R/C low battery.
4. IR detector.
Common IR Code.
1. Faulty TH-3 (outdoor)
sensor.
2. Faulty TH-3 Extension
Cable (between indoor and
outdoor).
1. Failure in motor capacitor.
2. No voltage out of P.C.B.
assembly for fan motor.
3. Motor winding failure
(check resistance).
-
Corrective Action
Disassemble plastic drain-pipe from spout
of evaporator drain pan.
Flush with clean water.
Open condenser cover, clean out water
outlet, and clean the base inside
thoroughly.
1. Change the slider position to REMOTE
(RMOT).
2. A. If R/C symbols respond to the
commands correctly, check the A/C ID
Code (Standard or Alternative). Refer
to "Changing A/C ID Code" and to R/C
DIP switch 3 setting.
B. If Cool commands are OK, but Heat
symbol is skipped on LCD, refer to R/C
DIP switch 7 setting.
C. Replace R/C.
3. Replace R/C batteries.
4. Try shorter distance between R/C and
A/C. If no respond, replace IR detector
Modify the R/C IR transmission code.
Refer to "Changing A/C ID Code" and to
R/C DIP switch 3 setting at this manual.
1. Replace TH-3 sensor.
2. Replace TH-3 Extension Cable.
1. Replace the capacitor.
2. Replace the P.C.B. assembly.
3. Replace the fan motor.
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