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OM-4008
Duct
Distribution tube
Humidifier
Secure and seal
face plates
Mounting nut
3/8” - 16
Tube pitch: 2”/ft (15%)
Steam hose; do not exceed
10’ (3 m) in length
Hose pitch: 2”/ft (15%)
FIGURE 12 – Distribution Tube Installation
90-915
FIGURE 13
Mounting bolt
3/8” - 16 x 1/2”
4.5” minimum from
tube to duct ceiling
Distribution tube
Face Plates
3/8” - 16 Threaded rod
4.5” minimum from tube
to duct ceiling
17