AERCO Modulex E8 Controls Guide - Manual (Page 53)

PR1: 11/30/12 Page 53 of 112
GF-115-C Modulex E8 Controller and BCM
Operations and Maintenance Manual
OMM-0084_0D
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526- 0288
5.4.3 Setting the DHW Set Point
The set point temperature is set in the USER menu as shown in instructions below.
NOTE
Typically, a higher water temp is needed to heat domestic hot
water to its setpoint. Do this by using EXPERT / HOT WATER / T
BOILER DHW. Degrees entered are added to DHW Setpoint in
USER MENU. See paragraph 5.2.3.
Setting the DHW Set Point
1. Use Rotary Knob to scroll to USER menu and INSTALLATION sub-menu.
2. Continue scrolling clockwise until the HOT WATER sub-menu is displayed.
3. Press the Program Key to enter the HOT WATER sub-menu.
4. Scroll to T-DHW 1, displayed along with the current DHW set point temperature.
5. To change DHW set point, press the Program Key. Red LED will light.
6. Using the Rotary Knob, enter the desired set point temperature.
7. With desired DHW set point displayed, press Program Key to save. The red LED will go off.
8. Continue scrolling until RETURN is displayed. Press Program Key to exit.
9. Scroll clockwise to the EXPERT menu, HOT WATER sub-menu.
10. Press Program Key and scroll to the T BOILER DHW in HOT WATER sub-menu. Current
value is displayed in °F.
11. To change temp, press Program Key to enter value that will be added to the DHW set point.
Red LED lights.
12. Adjust the T BOILER DHW temperature to desired value using the Rotary Knob.
13. Press Program Key to store the temp setting. The red LED will go off.
14. Continue scrolling through the HOT WATER sub-menu until RETURN is displayed. Press
the Program Key to exit the sub-menu.