B
C
INDOOR
DRAFTHOOD
38"
13-1/4"
GAS
CONNECTION
J
A
26-5/8"
(28-5/8" ASME)
32-11/16"
ELECTRICAL
CONNECTION
40"
STACKLESS
OUTDOOR TO
P
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”.
Designation for a Millivolt heater using propane gas is “MP”; a Millivolt heater using natural gas is “MN”.
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-R406A-EN-X = Plastic headers, 406 model size, digital, natural gas, cupro-nickel
Reduce input 4% for each 1000 feet above sea level when installed above 2000 feet elevation.
Manufactured under Patent No. 3,623,458.
Swimming Pool and Spa
Heating Products
Technical Data
Digital and Millivolt 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
R206A 199.5 20” 6” 61-5/8” 11-7/8” 3/4” 2” 187 206 12
R266A 266.0 23” 7” 62” 11” 3/4” 2” 210 229 15
R336A 332.5 26” 8” 63” 10-5/8” 3/4” 2” 230 249 17
R406A 399.0 29” 9” 64-1/2” 12-5/16” 3/4” 2” 249 268 20
Amp Draw
120 volt 240 volt
Digital 4 2
HEATER
CAN BE INSTALLED DIRECTLY
ON A COMBUSTIBLE
SURFACE!
The Pool and Spa Heating Experts
sm