Chlorinator Maintenance & Replacement; Water Management Probe Maintenance & Replacement - Seeley Climate Wizard CW-H10 Installation & Operation Manual

Indirect evaporative cooler
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MAINTENANCE INSTRUCTIONS cont.
CHLORINATOR MAINTENANCE AND REPLACEMENT
SIDE VIEW - LHS
Water Inlet Solenoid
Chlorinator
Pumps
The chlorinator is fitted to a bracket located underneath the
water inlet solenoid valve. The chlorinator and bracket can
be removed together. To remove, detach the water hose and
unscrew the bracket from the cooler body.
1.
Wash or hose the chlorinator in clean water (hot water if
possible).
2.
Immerse the chlorinator in a plastic container with 5%
phosphoric acid solution for at least 10 minutes. Be sure to
clean the inner surfaces of the chlorinator blades.
3.
Rinse with fresh water & reassemble chlorinator. Ensure
chlorinator spacing clip is in place.
IMPORTANT - ENSURE THE CHLORINATOR AND 4-WAY
DISTRIBUTOR SIT PARALLEL TO THE BRACKET AS
SHOWN.
Chlorinator Replacement Only
Unplug the chlorinator lead from the main PCBA, (refer to
the wiring diagram on the control box door for the plug point
location), remove the lead from the cable gland at the base
of the control box and pull through the rubber gland mounted
below the control box. Use the old cable to pull the new cable to
the opposite side of the cooler.
Pump
Access
Panel
ILL1954-B
ILL2451-A
WATER MANAGEMENT PROBE MAINTENANCE AND
REPLACEMENT
SIDE VIEW - RHS
ILL1954-B
Cleaning or Replacing the Water Management Probe
1.
Open the pump access panel. Cut the cable tie securing
the probe lead to the pump hose.
2.
Unclip the probe from the bracket, pull the lead through
the opening in the bracket and pull the probe out from the
enclosure (there is sufficient lead length to clear the pump
enclosure). Remove the small plastic shrouds from the first
and third pins.
3.
Clean the pins by wiping the contact surfaces with a soft
cloth - do NOT use abrasives.
4.
Check the probe pin resistances using a multi-meter (refer
figure and wiring diagram - you'll need to unplug the probe
lead from the main PCB to do this).
Clean the water level probes by wiping
the contact surfaces with a soft cloth.
Pin 1
Pin 2
Pin 3
Resistance should be 0-0.5 ohms. A reading of 5 ohms or
greater indicates a faulty probe. Check for shorts between pins:
There should be an open circuit.
5.
Refit the shrouds over pins 1 & 3. Refit the probe to the
bracket, making sure the clip is fully engaged and square
(the clip makes a "click" sound when properly engaged).
To remove and replace the water management probe,
1.
Unclip the probe from the mounting bracket, unplug the
probe lead from the main PCB, remove the lead from the
cable gland at the base of the control box, pull the lead
ILL2451-A
through the rubber gland mounted below the control box
from the access panel opening.
2.
Refit the assembly. Use a new cable tie to tidy and secure
all the cables again and re-assemble.
Pump
Access
Panel
Pin shrouds
shown in dotted
line for clarity
0.00W
+
-
PIN 4 (EMPTY)
PIN 3 (BROWN)
PIN 2 (BLACK)
PIN 1 (BLUE)
ILL2452-A
ILL2452-A
SEELEY INTERNATIONAL - INSTALLATION MANUAL |
Water Management Probe
Drain Valve
Pumps
ILL2448-A
29

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