Specifications:

Model No.  
PH-6DP
PH-6DN
 
PH-12M-DP
PH-12M-DN
PH-24M-DP
PH-24M-DN
Type of gas  
L.P.
NAT.
 
L.P.
NAT.
L.P.
NAT.
Rated input
(BTU/Hr.)
Full
43,800
43,800
Full 89,300 89,300 178,500 178,500
Half   Min. 30,000 30,000 37,700 37,700
Hot water output
degree rise
(U.S. gal/min.)
Burner 1 stage Burner PH-12M-D PH-24M-D
Stage
Selection
Full Min. Full Min. Full
50ºF rise 1.40 60ºF rise 0.79   0.87  
70ºF rise 1.00 70ºF rise 0.68   0.75  
100ºF rise 0.70 80ºF rise 0.59   0.65  
90ºF rise 0.53 1.59 0.58 3.17
100ºF rise 0.48 1.43 0.52 2.85
Minimum working
water supply pressure
P.S.I. 4.3 P.S.I

Min.

2.1

2.4

Full 10.0 12.9
Height x width x depth Inch 29-5/8 x 10-1/4
x 9-7/8
Inch 35-3/4 x 13-3/4
x 11-3/4
40-3/4 x 18-3/4
x 14-7/8
Net weight LBS 20 LBS 36 76
Connection Gas 1/2 NPT female Gas 1/2 NPT female 3/4 NPT female
Water hot (cold) 1/2 NPT male Water hot (cold) 3/4 NPT male 3/4 NPT male
Flue size Inch 4 dia. Inch 5 dia. 7 dia.
First hour rating Gallons 46 Gallons 105 215
Thermal efficiency % 80 % 81 80
Energy factor   0.71   0.65 0.63
Pilot gas consumption BTU/Hr. 380 BTU/Hr. 380 380
Max. water pressure P.S.I. 150 P.S.I. 150 150
Min. gas pressure Inch W.C. 10.0 3.9 Inch W.C. 11.1 4.7 11.0 4.7
Max. gas pressure Inch W.C. 14.0 7.0 Inch W.C. 14.0 7.0 14.0 7.0
Water pressure required: Optimum pressure, 40-60 psi. Well water system, recommended 40-60 psi with pressure tank.
Clearance: The water heater shall be installed with the minimum clearances to combustible material of 6 inches at the sides, 2 inches at the rear and 16 inches above the top of draft hood outlet. For alcove installation, the water heater shall be installed above non-combustible flooring. A minimum of 24 inches clearance from front should be available for adequate inspection and servicing.


WATER FLOW RATE AND TEMPERATURE RISE

Model  
Temperature Adjusting Knob
Warm
1
2
3
4
5
Hot
PH-6D Water flow (gpm)
Max. Temp. rise (ºF)
2.0
35
1.8
39
1.5
47
1.0
70
0.8
88
0.7
102
0.6
117
   
Warm
Hot
PH-12MD Water flow (gpm)
Max. Temp. rise (ºF)
.79 – 1.59
60
60 – 100
.48 – 1.43 – 1.59
100      90
PH-24MD Water flow (gpm)
Max. Temp. rise (ºF)
.87 – 3.17
60
60 – 100
.52 – 2.85 – 3.17
100      90


Since we are constantly improving our products, all specifications are subject to change without notice.

  WARNING: PROHIBITED INSTALLATIONS
DO NOT INSTALL HEATER IN THE FOLLOWING LOCATIONS:
a. In small, poorly ventilated rooms.
b. In air-tight rooms with air-conditioning.
c. Near vents for heating or cooling.
d. In places where chemicals are used.
e. In bathrooms, bedrooms or any occupied rooms normally kept closed.
f.  In a location where heater may be exposed to freezing temperatures.
g. In a location where heater is subject to vibration.
(such as Carpet Cleaning, etc.)
h. In Recreational Vehicles, Mobile Homes, Boats and other Watercrafts.
i.  As a part of any Circulating Systems.
(such as Home Heating, Spa or Pool Heating, Recirculation to the other Tank, etc.)
j. In corrosive, dusty and greasy environments.