Page 40
ECS 1M
SYMPTOM
CAUSE and REMEDY
Lo is
continually
displayed
Temperature is below minimum (13.5
°
F
or -10.0
°
C).
Probe is disconnected or defective.
Hi is
continually
displayed
Temperature is above maximum
(105.0°F or 41°C).
Probe is short circuited.
Fan(s) or
heater not
operating
Verify whether the fan LED is on. If
LED is on yet fan or heater is not
operating, verify wiring, fan and fuse.
Refer Figure 5 for fuse location. If fuse
is blown, replace with fuse of same
type.
Display is
blank
Verify that the line voltage selector
switch is properly set.
Verify that the 10 pin flat cable
between the main board and the
faceplate board is connected.
F2 displayed
for relative
humidity
Humidity is below minimum (30%).
Probe is disconnected or defective.
TROUBLESHOOTING
www.monitrol.com
Содержание ECS-1M
Страница 8: ...Page 8 ECS 1M www monitrol com ...
Страница 16: ...Page 16 ECS 1M Fig 4 Temperature Averaging Probe Connection Fig 3 Probes and Alarm Wiring www monitrol com ...
Страница 19: ...Page 19 Fig 6 Recommended control backup CHAPTER 2 INSTALLATION www monitrol com ...
Страница 20: ...Page 20 ECS 1M www monitrol com ...
Страница 44: ...Page 44 ECS 1M MAV ECS 1M Ver 1 01 June 2001 www monitrol com ...