User Guide

VII: SYSTEM START-UP (continued)

WARNING

Cad Cell Jumper must be removed after this

check.

4. CHECK HIGH LIMIT

a. Adjust system thermostat(s) to highest setting.

b. Allow burner to run until boiler water

temperature exceeds high limit setting. The

burner should shut down and circulators continue

running.

c. Allow the temperature to drop below control

setting. The burner must restart.

d. Boiler installation is not considered complete

until this check has been made.

5. CHECK OPERATING CONTROL on boiler

applications equipped with tankless heater(s). With

burner off, draw hot water until burner starts, then

turn off hot water and check burner shut-down.

K. IF CONTROLS MEET REQUIREMENT outlined

in Paragraph I.

1. Allow boiler to operate for approximately 30

minute, conrm the boiler and system have no leaks.

L. IF CONTROLS DO NOT MEET

REQUIREMENTS outlined in Paragraphs I-1 thru

I-6, replace control and repeat checkout procedures.

M. Boiler is now ready to be put into service.