Quick Start Instructions; Setting Maximum And Minimum Flow Temperature - Watts AERCO MLX EXT 321 Installation, Operation & Maintenance Manual

Modulating and condensing boilers
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Modulex Light Commericial Series
CHAPTER 6: Operation

6.2 QUICK START INSTRUCTIONS

Below are instructions for setting the most basic settings in the E8 controller, including
maximum and minimum flow temperature, room temperature settings, heat slope, and initiation
of heating programs.
IMPORTANT NOTE!
Before the boiler may be used, the E8 controller MUST be first intitialized by entering language,
year, month, day, and hour in the Installation Menu, as described in section 6.1, above.

Setting Maximum and Minimum Flow Temperature

Figure 6-2: E8 Quick Start, Max. & Min. Flow Temperature Settings
OMM-0087_J • GF-143 • 11/17/2020
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
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