Aeration Setting Check - Echo DIRECT VENT GAS HEATER Installation And Operating Instructions Manual

ECHO
When testing for leaks:
 Make sure that the appliance is turned off.
 Open the manual shut-off valve.
 Test for leaks by applying a liquid detergent or
soap solution to all joints. Bubbles forming
indicate a gas leak.
 Never use an open flame to check for leaks.
 Correct any leak detected immediately.
The pressure test tapping locations are built-in to
the non-adjustable regulator.
The correct pressure range is shown in the table in
of this manual. The pressure check should be made
with the burner lit. See lighting instruction section
for full operating details. Be sure to tighten the
pressure tap set-screw after checking the pressure.
Check all gas connections for gas leaks.
FIGURE 19 - WIRING DIAGRAM
27
DIRECT VENT GAS HEATER

Aeration Setting Check

Aeration is factory set at a gap that will give
optimum performance for the vast majority of
installations.
However, in a
performance may be improved by adjusting the
aeration. The need for adjustment should be
determined by operating the appliance with the
ceramic fuel effects and window installed.
Adjust the aeration by slackening the aeration set
screw on the burner and rotating the air shutter.
Be sure to tighten the pressure tap set-screw after
checking the pressure. Check all gas connections for
gas leaks.
few unusual installations