Brochure

340H SERIES
ATI-340H ATO-340H
Specifications
The 340H series offers high efciency Ultra-Low NOx condensing technology allowing
for the use of 3” PVC venting and has 0” clearance to combustibles. Indoor models
are certied up to 10,100 ft. altitude. Indoor models have an integrated temperature
controller and outdoor models include a remote control as a standard feature.
Model Number* Type
Gas Consumption Input Inlet Gas Pressure**
UEF
Minimum
(BTU/H)
Maximum
(BTU/H)
Minimum
(in. W.C.)
Maximum
(in. W.C.)
ATI-340H-N Natural 15,000 180,000 4.0 10.5 0.95
ATO-340H-N Natural 15,000 180,000 4.0 10.5 0.94
*For propane models, change “N” to “P”
**For propane models, minimum fire rate is 13,000 BTU/H, minimum inlet gas pressure is 8.0 in. W.C. and maximum inlet gas pressure is 14.0 in. W.C.
ANSI Z21.10.3 • CSA 4.3
CONDENSING
Model Number*
Maximum
GPM
Hot/Cold
Connections
Gas
Connection
Clearances (in.)
Approx
Shipping
Weight (lbs)
Top Bottom Side Front
ATI-340H-N 8 3/4" NPT 3/4" NPT 12 12 3 4 71
ATO-340H-N 8 3/4" NPT 3/4" NPT 36 12 3 24 69
340H
Temperature
Settings
Built In / without remote 120°F (default) 140°F
With 100209924 remote (max. distance 400’ from heater, non-polarized 20 gauge wiring.)
100°F to 140°F with 5°F intervals (9 options), 120°F Default Factory Setting
Electric 120 V 78 W / 0.65 A (Operation) 3 W / 0.03 A (Standby) 174 W / 1.5 A (Freeze-Protection)
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