Section: Wire the Burner
6.Run: With a flame established and the control continuing to detect a flame, the burner will operate in the RUN Mode until the load demand is satisfied or a limit opens.
a.If terminals RC1 and RC2 are jumpered, the burner operates in the
b.If a high/low control has been wired between terminals RC1 and RC2 the burner starts at Low and is released to go High after the flame stabilization period. It can repeatedly cycle between low and high as necessary to meet load demand until the load is satisfied or a limit opens. The burner is then sent to
7.Recycle: If the flame is lost while the burner is
firing, the control shuts down the burner, enters a 60 second recycle delay, and repeats the ignition sequence. The control will continue to Recycle each time the flame is lost, until it reaches a
8.
9.Pump Prime: The igniter and motor are on with the oil solenoid valve energized for 4 minutes. During Pump Prime mode, the cad cell is disregarded, allowing the technician to prime the pump without having to jumper the cad cell.
Figure 11 - Typical Burner Sequence of Operation - 7505
| 1 |
| 9 | |||
|
|
|
| Standby |
| Pump |
|
|
|
|
| prime | |
|
|
|
|
|
| |
2 | 3 | Trial for | 4 | |||
|
|
|
| Lockout | ||
|
|
| ignition |
| ||
|
|
|
|
|
|
5
Ignition carryover
8 | 6 | 7 | |||
|
|
| Run |
| Recycle |
Figure 12 - GeniSys 7505 Control with Optional Components
Reset Button | Wiring | |
Connections | ||
with Red Light | ||
| ||
Yellow Light |
| |
Green Light |
|
Cad Cell
Connections
Thermostat Terminals | Communication Port 2 |
| Communication Port 1 |
Optional Components:
Contractor’s Tool:
programming and diagnostics
Display Module: Permanent device for programming and diagnostics
Alarm Module:
For adding isolated low voltage alarm contacts to the base control. See Alarm Module Instructions for specifications.
12