Harsco Industrial MODU-FIRE FORCED DRAFT N750 Installation & Owner's Manual page 44

6.1.4 Main Control Panel Components
13
12
11
(On
Rear)
Mark Description
1 ENVI™ Display Panel
2 ENVI™ Main Board
3 Inverter Fuses
4 Blower/Inverter Control
5 On/Off Switch
6 Circuit Breaker
7 Hot 120V Terminal Block
Main Control Panel
1
2
9
10
Mark
8
9
10
11
12
13
44
MODU-FIRE® Forced Draft Gas-Fired Boiler
3
8 7
Description
Neutral Terminal Block
ENVI™ Interface Board
Air Switch
Ignition Transformer
High Water Temp Limit
Remote/Local Enable
4
5
6