Catalog No.: 2000.17
Effective: 6-22-09
Replaces: New
XFyre – Type H
Models 300-850
Model
Dimensions (in.)
MBTUH
Model
(H7-)
Input Output
A
Length
F
Mounting
G
NPT
H
NPT
K
Flue Ø
N
C/A Ø
Ship
Weight
(Lbs.)
Foot-
print
(Ft
2
)
Amps*
300 300 282 28-1/4 27-9/16 3/4
1-1/2 4
4
410 6.6 3
500 500 470 37-1/4 36-1/4 1 1-1/2 4
4
505 7.9 4
850 850 799 54-1/4
53-9/16
1-1/4
2
6
6
580 9.5 5
Ratings shown are for elevations up to 2,000 feet. For installations at elevations
above 2,000 feet, please consult the factory for additional instructions.
* Current draw is for heater only.
(Supply breaker must have delayed trip.)
RATES OF FLOW AND PRESSURE DROPS
20ºF
∆
T 30ºF
∆
T 40ºF
∆
T
Min Flow
Max Flow
Model
(H7-)
GPM
∆
P
GPM
∆
P
GPM
∆
P GPM
∆
P
∆
T GPM
∆
P
∆
T
300 28 17 19 8 14 5 14 5 40 36 27 17
500 47 16 31 7 24 4 24 4 40 56 24 18
850 80 40 53 17 40 10 40 10 40 80 40 20
* Closed systems only
CLEARANCES
Certified
Minimum
Recomm.
Service
Front 24”
24”
Rear 24”
24”
Right 1”
1”
Left 1”
1”
Top 12” 24”
Floor 0”
--
Vent 1”
--
