Specifications - Paloma PH2-20R OFN Engineering Handbook

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Specifications common to all models
Model
Purpose
Rated Gas Input Btu/Hr.)
Dimensions
Installation
Working Water Pressure
Minimum Water Flow
Maximum Water Flow
Gas Connection
Water Connection
Vent Size
Max Vent Length
Inlet Gas Pressure
Hot Water Supply
Temperatures
Electrical
Safety Devices
Freeze Protection
Remote Control
4
SVC 820 Tankless Gas Trouble Shooting Manual
See specification sheets for current models and specs
Domestic Hot Water (DHW) supply for showers, cleaning, and laundry
See specification sheets for current models and specs
See specification sheets for current models and specs
Indoor Wall Mounting
Outdoor Wall Mounting : Venting not required
Mid Efficiency : ONLY uses Stainless steel (Category III; 316L Certified)
concentric venting for indoor installation
High Efficiency: Uses PVC; CPVC; ABS; or Stainless Steel (Category III; 316L
Certified) venting for indoor installation
14 PSI minimum; 150 PSI maximum
0.4 GPM to activate burner; can be reduced to .26 GPM once burner is activated
Based on 35 degree rise; See specification sheets for current models and specs
3/4" NPT Male
3/4" NPT Male
Mid Efficiency: 3"/5" Concentric Vent
High Efficiency: 2" or 3" Two Pipe Venting (optional concentric vent termination)
See Use & Care Manual for each product type
Natural Gas: Minimum 4.0" w.c. Maximum 10.5" w.c.
L.P. Gas : Minimum 8.0" w.c. Maximum 14.0" w.c.
Factory Setting: 85F – 140F (Up to 140 with Override Adjustment)
Commercial Setting: Up to 185F via program chip
Rating: 120 VAC/60Hz, 3 Amps
Wire : Indoor Models - 3 Prong (Edison) Power Supply Cord
Outdoor Models – require field wiring
Fuse : 3A Fuse x 2 (line voltage)
Flame Rods
Overheat Film Wrap for Heat Exchanger
Heat Exchanger Thermistor (Boiling Point Safety)
Electronic Burner and Combustion Monitoring and Control
Minus 30F (Without Wind-Chill Factor) with power applied
Standard: Main Remote Control UMC-117 (included)
Optional: Bath Remote Control USC1-117 – 120 F Max Limit
Optional: Second Bath Remote USC2-117 – 120 F Max Limit
Only one of each type remote above can be installed on a single unit
Only one of each type remote above can be installed on multiple manifold units
: Can be vented horizontally or vertically