3 temperature controller replacement, 4 setpoint temperature adjustment – AERCO ECS Upgrade for SW Double Wall Heaters User Manual

Page 13

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ECS Upgrade for SW Double Wall Heaters, Kits 27035, 27036, 27037

Technical Instruction Document

TID-0142_0A

12/30/2014

AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 Page 13 of 24

6. Attach street elbow to 1.5” male NPT

7. Check for length—Size to accommodate the installation of the adaptor, the flange and the

pump.

8. Cut 1.5” copper tube to length

9. Following Manufacturer’s instructions, attach one (1) 1.5” tube OD x 1.5” male NPT adapter

to other end of tube.

10. Follow steps 15 through 29 in section 2.5.1 above.

2.5.3 Temperature Controller Replacement

The Temperature Controller is located on the recessed panel behind the Control Box door as
shown in Figure 2-6. Removal and replacement is accomplished as follows:

1. Open the Control Box door to access the Temperature Controller.

2. The Temperature Controller is installed in a sleeve as shown in Figure 2-5. To unplug and

remove the

3. Controller from its sleeve, simply pry the latching ears outward and pull the Controller out of

the panel.

4. To install a replacement Temperature Controller, simply slide it into the front panel sleeve

until the latching ears click into place. Following replacement, adjust the setpoint
temperature to the required value using the adjustment procedure in Section 2.5.4.

5. Close and secure Control Box front door.

Figure 2-5: Temperature Controller Installation

2.5.4 Setpoint Temperature Adjustment

The setpoint temperature is adjusted using the controls and displays provided on the Temperature
Controller. These controls and displays are illustrated and described in Figure 2-6 and Table 2-1.
If necessary, setpoint temperature adjustment is accomplished as follows:

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