Dimensions - Navien LCB700-21RS Installation & Operation Manual

2.5 Dimensions

The following diagrams show the dimensions of the boiler and the table lists the supply connections.
Internal Model
Supply Connections
Symbol Description
21RS, RSX
21LS, LSX
A Flue Exhaust
Central
B Heating
Supply
Central
C Heating
Return
Oil Supply
D
Inlet
Condensate
E
Drain
Internal Model
Right View
LCB700
28RS, RSX 36RS, RSX
28LS, LSX 36LS, LSX
Φ60/100
Φ22 Φ22 Φ22(Φ28)
Φ22 Φ22 Φ22(Φ28)
1 / " Ball Valve (Female)
4
More than Φ21.5 (Plastic Pipe)
Back View
External Model
Top View
D A
External Model
Right View
Right View
B C
Back View
About the Boiler
E
15