Replacement Parts
EVAPCO has replacement parts available for immediate shipment. Most orders ship within 24 hours from time of order!
The following pages contain exploded view drawings of all current Evapco closed circuit coolers and condensers. Please use
these drawings to help identify the major parts of your unit. To order replacement parts, please contact your local EVAPCO
representative or Mr. GoodTower Service Center. The EVAPCO representative contact information is located on the unit’s
nameplate or can be found by visiting either www.evapco.eu.
Problem Possible Cause Remedy
For a 5-Probe Assembly:
Simulate “Low Water Condition”
After cleaning the probes, lift probe assembly out of the stand pipe.
This will simulate a “low water condition”. Check the contacts for
proper position.
- Differential Contacts: C to NC - closed - Water make-up valve
energized - LED = OFF
- High Alarm Contacts: C to NO - open - High alarm circuit
de-energized - LED = OFF
- Low Alarm Contacts: C to NC - closed - Low alarm circuit
energized - LED = OFF
Simulate “High Water Condition”
Connect a jumper wire between the longest probe (ground) and
all other probes (high limit, high alarm, and low alarm). Check the
contacts for proper position.
- Differential Contacts: C to NC - open - Water make-up valve de-
energized - LED = ON
- High Alarm Contacts: C to NO - closed - High alarm circuit
energized - LED = ON
- Low Alarm Contacts: C to NC - open - Low alarm circuit de-
energized - LED = ON
L1
L2
NC
LOW ALARM HIGH ALARM
C NO NC C NO NC C NO
L L
120 VAC/60Hz
INTEGRAL LEVEL PROBE/
RELAY
IN A NEMA 4
POLYCARBONATE
ENCLOSURE
017-00299P
ELECTRIC MAKE-UP
VALVE (NORMALLY
CLOSED) 120v POWER
REQUIRED TO OPEN
ALARM CIRCUIT
VOLTAGE
(AS DESIRED)
Electric Water Level
Control Not Working
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