Installation Instructions

Installation Manual
Page
4
Specications
SPECIFICATIONS
* 40 psi (0.27 MPa) or above is recommended for maximum ow.
** The manifold pressure is the factory setting and should not need adjustment.
Note:
Check the rating plate to ensure this product matches your specications.
In accordance with ANSI Z21.10.3, CO emission does not exceed 400 PPM for normal input.
The manufacturer reserves the right to discontinue, or change at any time, specications or designs
without notice and without incurring obligation.
Hydro Smart Gas Condensing Micro-Boiler
Natural Gas Input
(Operating Range)
BTU/h
Min.: 15,000
Max.: 120,000
Propane Input
(Operating Range)
BTU/h
Min.: 15,000
Max.: 120,000
Gas Connection 1/2" NPT
Water Connection 3/4" NPT
Water Pressure*
psi
(MPa)
15 - 150 (0.1 - 1.0)
Natural gas
Inlet Pressure
inch W.C.
(kPa)
Min. 5.0 (1.2)
Max. 10.5 (2.6)
Propane
Inlet Pressure
inch W.C.
(kPa)
Min. 8.0 (2.0)
Max. 14.0 (3.5)
Manifold
Pressure
**
Natural
Gas
inch W.C.
(Pa)
3.30
(820)
2.00
(500)
Propane
inch W.C.
(Pa)
3.00
(750)
1.60
(400)
Weight lbs. (kg) 50 (22.5) 50 (22.5)
Dimension
inch
H 21-3/4 x W 14 x D 9-1/4
H 552 x W 352 x D 236
mm
Ignition Electric Ignition
Electric
Supply VAC / Hz 120 / 60
Consumption
Operation W / A 53.9 / 0.7
Standby W / A 3.2 / 0.05
Freeze-
Protection
W / A 223.9 / 1.94