Raypak 266A User Manual
Page 16
16
SPECIFICATIONS AND DIMENSIONS
Heater
Model
BTUH
Input
(000)
(A)
Cabinet
Width
(B)
Flue
Dia.
(C)
Indoor
Drafthood
(J)
Min.
Gas
Conn.
Water
Conn.
Shipping Weights (lbs)
Standard
Heater
w/Stackless
Top
ASME
Heater
w/Stackless
Top
Indoor
Draft-
hood
R206A
199.5
20”
6”
61-5/8”
11-3/4”
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”
64-9/16”
12-1/8”
3/4”
2”
249
268
20
ATMOSPHERIC UNITS
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 “C” is for cast iron (ASME) headers; “P” is for plastic (polymer) 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 ft above sea level when installed above 2000 ft elevation.
For Canada, no de-rating is required for elevations up to 4500 ft
Plastic (polymer) headers cannot be used for ASME installations.
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 TOP
28"
4-3/8"
(3-3/8" ASME)
8-7/8"
(6-5/8" ASME)