48
UHE
-
F / EIH
-
F I&O Manual
IM100205
RD: APR 2019
RL: 02C
MODEL
NO
STD
ORIFICE
Drill
Size /
Part#
FOR USE AT ALTITUDES ABOVE (FEET)
2000
3000
4000
5000
6000
7000
8000
9000
UHE / EIH-
60N
26 DMS
JS-0726-DM
27 DMS
JS-0727-DM
9/64”
JS-0714-IN
28 DMS
JS-0728-DM
29 DMS
JS-0729-DM
29 DMS
JS-0729-DM
30 DMS
JS-0730-DM
30
JS-0730-DM
1/8
JS-0713-IN
UHE / EIH-
90N
15 DMS
JS-0715-DM
17 DMS
JS-0717-DM
17 DMS
JS-0717-DM
18 DMS
JS-0718-DM
19 DMS
JS-0719-DM
19 DMS
JS-0719-DM
20 DMS
JS-0720-DM
22 DMS
JS-0722-DM
23 DMS
JS-0723-DM
UHE / EIH-
130N
5.8 mm
JS-0758-MM
2 DMS
JS-0702-DM
7/32”
JS-0722-IN
3 DMS
JS-0703-DM
3 DMS
JS-0703-DM
4 DMS
JS-0704-DM
5 DMS
JS-0705-DM
7 DMS
JS-0707-DM
9 DMS
JS-0709-DM
UHE / EIH-
160N
1/4”
JS-0725-IN
‘C’ Drill Size
JS-070C-NS
‘B’ Drill Size
JS-070B-NS
6 mm
JS-0760-MM
‘A’ Drill Size
JS-070A-NS
1 DMS
JS-0701-DM
1 DMS
JS-0701-DM
2 DMS
JS-0702-DM
3 DMS
JS-0703-DM
UHE / EIH-
200N
‘N’ Drill Size
JS-070N-NS
‘M’ Drill Size
JS-070M-NS
‘L’ Drill Size
JS-070L-NS
‘L’ Drill Size
JS-070L-NS
9/32”
JS-0728-IN
7.0 mm
JS-0770-MM
‘
I
’ Drill Size
JS-070
I
-NS
17/64”
JS-0726-IN
‘G’ Drill Size
JS-070G-NS
ORIFICE
-
ALTITUDE CONVERSION CHART
(see NOTES above)
When this appliance is installed above the stipulated altitude for the USA or Canada, the input
must be de
-
rated by 4% for each 1000 ft above the stipulated altitude.
If your local utility sup-
plies gas with a de
-
rated heat content, no orifice change is required in the heater
. Check
with your local utility regarding de
-
rating of this appliance.
USA:
The factory installed orifice for this appliance is approved for altitudes zero to
2000 feet above sea level. When installed above 2000 feet, refer to the table above for
the correct orifice.
Canada
: The factory installed orifice for this appliance is approved for altitudes zero to
4500 feet above sea level. When installed above 4500 feet, refer to the local authority
having jurisdiction.
27. HIGH ALTITUDE INSTALLATION