FINISHING INSTRUCTIONS (continued)
IMPORTANT — Avoid securing too tightly and disturbing the inner casing. Do not try to force furnace into a wall opening which is smaller than specified dimension.
OUTER CASING (Figure 6)
1.Align 1 3/4" slot on casing bracket with bottom screw hole on inner casing.Attach casing bracket to inner casing with one (1) 10 x 1/2" screws for each casing bracket. Do not completely tighten screws at this time.
2.Place outer casing onto header.
Attention: Use center clearance hole on outer casing top for attachment to header with one (1) 8 x 3/8" Phillips screw when optional blower is not installed.
Attention: Use outside clearance holes on outer casing top for attachment to header with two (2) 8 x 3/8" Phillips screws when optional blower is installed.
3.Align clearance holes on outer casing bottom with screw holes on casing brackets by adjusting slots on casing brackets.
4.Complete tightening casing bracket screws from Step 1 to inner casing at this time.
5.Attach outer casing to casing brackets with two (2) 10 x
INSTALLING CONTROL DOOR
Attach two washers supplied in hardware package to pivot pins located at bottom of control door. Install control door to outer casing assembly.
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Figure 6
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