Watts AERCO Edge [ii] User Manual

Edge [ii] Controller Operation Manual
SECTION 7 – UNIT STATUS
OMM-139_E • 8/25/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 170 of 196
7.1.3 Purging
1. All switches required to be met during the purge cycle (as shown above) have a checkbox,
which changes to green once the switch is met. If any switch fails to be proven, its
checkbox will turn red with a white X and the unit will display a fault message explaining the
failure. The safety circuit switches are:
• Blower Proof
• Purge Position
• Blocked Inlet
• Ignition Position
Figure 7.1.3: Ignition Sequence - Screen 3, Purge
2. The following additional parameters are displayed:
• Purge Timer: The purge cycle’s elapsed time in seconds
• Valve Position Out: The Air Fuel Valve’s position
• Blower Voltage: The blower voltage as the unit purges
3. Upon expiration of purge timer, if all the switches are met, the Purging rectangle turns
green and the system progresses to Spark Cleaning. If the purge timer expires before all
the switches have been met, the Purging rectangle turns red.

Watts AERCO Edge [ii] Specifications

General

Brand	Watts
Model	AERCO Edge [ii]
Category	Controller
Language	English