
58
YES
Remo
ve all liquid
from connector
.
Check for leaks. Repair all leaks.
Replace Control Module
Replace R
eturn W
ater
Sensor
Is correct harness connected to return
sensor (2 Brown Wires)?
YES
NO
Correct wiring
Unplug molex connector on return sensor
. Is there moisture or liquid on
metal pins? Liquid might be w
ater or
antifreez
e solution.
NO
Is Heat Ex
changer Pump
properly oriented?
(Pump arrow pointing down?)
YES
NO
Disconnect harness from
Return W
ater Sensor
. Measure
resistance using digital ohm meter
. Is resistance between
950 to 33,000 ohms?
Install Heat
Ex
changer Pump in
proper orientation
YES
NO
13 - TROUBLE SHOOTING
Replace
Control
Module
Содержание Olsen OLSSC-050
Страница 47: ...47 13 TROUBLE SHOOTING...
Страница 51: ...51 13 TROUBLE SHOOTING...
Страница 53: ...53 13 TROUBLE SHOOTING...
Страница 62: ...62 Supply Water Temperature Sensor Resistance Chart 13 TROUBLE SHOOTING...
Страница 66: ...66 14 3 Connection Diagram 299 MBH 14 WIRING DIAGRAM EXTERNAL PUMP RELAY LIMIT OF 1 AMP PER PUMP SEE SECTION 8...
Страница 84: ...ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com...