Raypak Gas Heaters User Manual
Technical data, Digital low nox gas heaters, Heating products
B
C
INDOOR
DRAFTHOOD
31-13/16"
7-3/4"
GAS
CONNECTION
J
A
20-1/2"
(22-1/2" ASME)
26-1/2"
ELECTRICAL
CONNECTION
34"
STACKLESS
OUTDOOR TOP
28"
4-3/8"
(3-3/8" ASME)
8-7/8"
(6-5/8" ASME)
Designation for a Digital heater using propane gas is “EP”; a Digital heater using natural gas is “EN”.
Prefix “P” is for plastic (polymer) headers; “C” is for cast iron (ASME) headers.
Suffix “X” is for cupro-nickel tubing; “C” is for copper tubing
Example: P-R407A-EN-X = Plastic headers, 407 model size, digital, natural gas, cupro-nickel
For elevations above 5000 feet consult the factory.
Manufactured under Patent No. 3,623,458.
Technical Data
Digital Low NOx Gas Heaters
Heater
Model
BTUH
Input
(000)
(A)
Cabinet
Width
(B)
Flue
Diameter
(C)
Indoor
Drafthood
(J)
Minimum
Gas
Conn.
Water
Conn.
Shipping Weights (lbs)
w/ Polymer
Headers
and Stackless
Top
w/ cast iron
Headers
and Stackless
Top
Indoor
Drafthood
R207A
199.5
20”
6”
55-5/8”
12”
3/4”
2”
174
193
12
R267A
266.0
23”
7”
56”
11-1/8”
3/4”
2”
197
216
15
R337A
332.5
26”
8”
57”
10-3/4”
3/4”
2”
219
238
17
R407A
399.0
29”
9”
58-1/2”
12-1/2”
3/4”
2”
237
256
20
Amp Draw
120 volt 240 volt
6
3
HEATER
CAN BE INST
ALLED DIRECTL
Y
ON A COMBUSTIBLE
SURFACE!
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