18
UHE
-
F / EIH
-
F I&O Manual
IM100205
RD: APR 2019
RL: 02C
10) At the burner end, install the reflector end cap inside of the extended inner reflector
•
Align holes top and sides with the slotted holes in the reflector
•
Fasten together using the three bolts/nuts provided
•
NOTE: The end cap position is between the tube flange and the first hanger. The end
cap extends below the hanger (see FIG 7)
11)
Suspend the next two hangers so that they are positioned within 6 to 24 inches (15 to 60
cm) of each end of the tube
•
NOTE: Tubes are 120 inches (305 cm) in length, with a swage overlap of 4 inches (10
cm) = NET length of tube in system is 116 inches (295 cm)
12)
Slide a Torctite coupler over the swaged end of the first tube, past the swage.
NOTE: 200,000 Btuh: A special stainless steel coupler is provided for the connection
of the first to second tubes.
13)
Install the next tube on to the hangers
•
160,000 & 200,000 Btuh MODELS: GO TO SECTION 9.1
NOW
FOR SPECIAL
COUPLING OF 1ST & 2ND TUBES
•
ENSURE THAT THE WELDED SEAMS OF THE 1st & 2nd TUBES ARE AT THE SIDE
OR FACE DOWNWARD IN THE BOTTOM HALF OF THE TUBE
14)
Slide the second tube over the swage of the first tube and snug against the swage shoulder.
Ensure that the swage on the first tube is fully inserted into the second tube
15)
Center the tube coupler over the tube joint and
torque the coupler bolts to 40 ft/
lbs
.
16)
Slide a Torctite coupler on to the exposed swaged end of the second tube
17)
Check that the installed tube is level and in alignment with the tube before it
-
make adjust-
ments at hangers as required
18)
Install a reflector over the second tube
-
the inner reflector extension must face toward the
burner
•
Insert reflector through the
’
downstream
’
hanger first, then slide back though the hang-
er closer to the burner
19)
Lift the downstream end of the second reflector slightly, and slide the inner reflector exten-
FIGURE 9 TUBE CONNECTION