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Troubleshootin
g
Error
Code
Error
Position
Type Name
Cause Solution
Hose portion exposed
to an excessive heat
source, like hot sun or
coiled hose, can pass
fluid more than 27°F
(15°C) over temperature
settingtotheFTS.
Shade exposed
hose from
hot sun or expo
se FTS to
same environm
ent when
at rest. Uncoi
l entire hose
before heati
ng to avoid
self-heatin
g.
T4DH Hose ALARM
High Chemical
Temperature
BadHighPower
Temperature Control
Module.
Replace HPT
CM. See
system repa
ir manual.
Cooling fan
sarenot
operating
properly.
Ensure ambient temperature
is less than 120°F(48°C).
Check to se
e that the fans
are moving
. Measure
voltage to
fans. There
shouldbe2
40 VAC. If no
voltage i
s measured, check
wiring be
tween fan and
circuit b
reaker CB03.
If the fans have voltage but
are not moving, replace fan.
Use an air hose to blow out
around the fan housings and
remove any built-up debris.
T4NM
MCM
ALARM High Motor
Temperature
Bad electric motor.
Replac
e electric motor. See
System
Repair manual.
84 3A1705J