Brochure

26
Installation Type Indoor, Outdoor, SCH 40 PVC Direct Vent , Category IV Stainless Steel
Dimension 23-5/8" (H) X 17-3/4" (W) X 11-1/4" (D) , Weight: 58 lbs
Electric 120 V 78 W / 0.65 A (Operation) 3 W / 0.03 A (Standby) 174 W / 1.5 A (Freeze-Protection)
Ignition Electronic Ignition
Noise Level 55 dB at Max output
Fuel NG LP
Gas Consumption
Min. Input 15,000 BTU/h 13,000 BTU/h
Max. Input 180,000 BTU/h 180,000 BTU/h
Energy Factor 0.95 0.95
Gas Pressure
Min 5.0" W.C. Min 8.0" W.C.
Max 10.5" W.C. Max 14.0" W.C.
Flow Rate 8.0 GPM
Values based on factory testing. 0.4 GPM required for continuous fire after
initial ignition
Hot/Cold/Gas Connection 3/4" NPT
Coil Capacity ≈0.5 Gallons
Water Pressure 15-150 PSI
Pressure Only Relief Valve Requires (Min 180,000 btu/h, 150 PSI).
40 psi or above recommended for max. flow
Multiple Unit Installation
Easy-Link System N/A N/A
Multi-Unit System N/A N/A
H3S
Temperature Settings
Built In / without
remote
120°F (Default) 140°F
With 9009069005 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
Clearances to Combustible
and Non-Combustible
Surfaces
Clearance
H3S: Flow Rate vs. Temperature Rise H3S: Pressure Loss
Specifications
Warranty Information**
Residential Use:
15 Years limited heat exchanger,
5 Years limited parts
**Refer to www.takagi.com for further
warranty details.
Provides a variety of installation
options: indoor, outdoor, and
direct vent. Complies with
SCAQMD Rule 1146.2 and other air
quality management districts with
similar NOx Emission requirements
of 14 ng/J or 20 PPM.
20
0
40
100
120
60
80
0
5
10
15
20
25
30
35
40
45
50
0.0 1.0
340H: Pressure Loss
2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
Pressure Loss (psi)
Head (ft)
Flow Rate (gpm)
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
0 20
340H: Flow Rate vs. Temperature Rise
40 60 80 100 120
Temperature Rise (°F)
Flow Rate (gpm)
Indoor model includes a built-in temperature
controller and advanced diagnostics to
simplify troubleshooting.
Outdoor model includes a wall mount
temperature remote controller and advanced
diagnostics to simplify troubleshooting.
Outdoor
Installations
Direct Vent
Installations
Top 12”
Side 3”
Side 3”
Front 4”
(Recommended 24”
for maintenance)
Top 36”
Side 3
”
Side 3
”
Front 24
”
Bottom 12”
Bottom 12”
Back .5
”
Back .5
”
Top 12”
Side 3”
Side 3”
Front 4”
(Recommended 24”
for maintenance)
Top 36”
Side 3
”
Side 3
”
Front 24
”
Bottom 12”
Bottom 12”
Back .5
”
Back .5
”