42
UH
Series
Chart 3.6
•
High Altitude Conversion Kits for Elevations of 4,501 to 7,000 Feet
Chart 3.7
•
High Altitude Conversion Kits for Elevations of 7,001 to 9,500 Feet
Figure 3.16
•
High Altitude Kit Installation
Model
Number of
Orifices
Kit Number
Orifice Size
Natural Gas
Propane
Natural Gas
Propane
UH-30
2
HKN-51_2
HKP-60_2
51 DMS
60 DMS
UH-45
3
HKN-51_3
HKP-60_3
51 DMS
60 DMS
UH-60
4
HKN-51_4
HKP-60_4
51 DMS
60 DMS
UH-75
5
HKN-51_5
HKP-60_5
51 DMS
60 DMS
Model
Number of
Orifices
Kit Number
Orifice Size
Natural Gas
Propane
Natural Gas
Propane
UH-30
2
HKN-52_2
HKP-62_2
52 DMS
62 DMS
UH-45
3
HKN-52_3
HKP-62_3
52 DMS
62 DMS
UH-60
4
HKN-52_4
HKP-62_4
52 DMS
62 DMS
UH-75
5
HKN-52_5
HKP-62_5
52 DMS
62 DMS
3.0
Installation
•
High Altitude Operation
Sheet Metal
Screws
Manifold
Pipe
Note:
Install gas orifices to a
torque of 150 in. lbs.
Sheet Metal
Screws
Gas
Orifices