CRV-S
ERIES
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
58
SECTION 17: GENERAL SPECIFICATIONS
17.1 Material Specification
17.1.1 Reflectors
.024
Aluminium (Optional - 024 Stainless Steel Type 304).
17.2 Heater Specifications
17.2.1 Ignition
Fully Automatic, Three-Try, Direct Spark, Electronic
Ignition Control, 100% Safety Shut-Off.
17.3 Suspension Specifications
Hang heater with materials with a minimum working
load of 75 lbs (33 kg).
See Page 15, Figure 12
.
17.4 Controls Specifications
Time switches, thermostats, etc. can be wired into
the electrical supply. External controls supplied as an
option.
General Specifications for CRV-Series heaters are as follows:
*
See Page 3, Section 3
for clearances to combustibles.
PIPE CONNECTION:
1/2" NPT
DIMENSIONS:
Vent Connection Size: 4" (10 cm) or 6" (15 cm)
Outside Air Connection Size: 4" (10 cm)
Refer to figure above for dimensional information.
GAS INLET PRESSURE:
Natural Gas: 4.5
"
w.c. Minimum 14.0
"
w.c. Maximum
LP Gas: 10.5
"
w.c. Minimum 14.0
"
w.c. Maximum
ELECTRICAL RATING:
120 V - 60 Hz, 0.3 A
Ref
l
ect
o
r
Len
g
th
"
A
"
2
0
"
(
51 cm
)
10
"
(2
4.4 cm
)
6 1/
2"
(
16 cm
)
10
3
/4
"
(2
7 cm
)
4
"
(
10 cm
)
6 7/8
"
(
17 cm
)
3
1/
2"
(
9 cm
)
7 5/8
"
(
19 cm
)
14 1/4
"
(3
6 cm
)
9 1/
2"
(2
4 cm
)
5/
32"
(
.4 cm
)
Heat Input Rate
Length “A”
Recommended Minimum
Mounting Height*
Model
(Btu/h) x (1000)
Minimum
Maximum
Spot Heating
CRV-B-2 (NG only)
20
10' (3 m)
20' (6.1 m)
8' (2.4 m)
CRV-B-4
40
12.5' (3.8 m)
25' (7.6 m)
8' (2.4 m)
CRV-B-6
60
20' (6.1 m)
35' (10.7 m)
8' (2.4 m)
CRV-B-8
80
20' (6.1 m)
45' (13.7 m)
10' (3 m)
CRV-B-9
90
25' (7.6 m)
50' (15.2 m)
10' (3 m)
CRV-B-10
100
30' (9.1 m)
60' (18.3 m)
15' (4.5 m)
CRV-B-12A (NG only)
110
35' (10.7 m)
70' (21.3 m)
15' (4.5 m)
CRV-B-12 (LP only)
120
35' (10.7 m)
70' (21.3 m)
15' (4.5 m)
