Vertical Wall Exit Using Single Wall Pipe And Elbow /Listed 2100° Ul 103 Ht Chimney; And T-Box Assembily W/Out Close Clearance/Pipe Shields; How To Locate Chimney Exit And Install; Residential Installation - New Buck Corporation FS 21 Manual

Non-catalytic unit

Table of Contents

B. Vertical Wall Exit using (6" Single Wall minimum 24 ga. blued or black pipe with el-

bow and any Listed 2100° UL HT chimney and Listed 2100° UL HT. T-Box assembly)

Without optional close clearance shields and pipe shield.

NOTE: For minimum clearances (See Page 9, Figure 4).

1. Mark the plumb line on the wall directly behind the center of the heater.

(See Page 9, Figure 5).

NOTE: When using 6" Single Wall minimum 24ga. blued or black pipe

" maintain 18" minimum clearances" between pipe and ceiling ."

2. Place the vertical portion of the heater pipe and the elbow in position and project a

point onto the plumb line level with the center of the elbow.

3. Measure up so there will be at least 1/4" rise per foot of horizontal connector pipe,

maintaining clearances to the ceiling as noted in (Page 9,Figure 5). This will give you

the center of the hole for the chimney penetration.

4. After locating the center of the penetration, install the tee-box and chimney as per the

chimney manufacturer's specifications.

5. Connect the chimney collar to the tee-box using 6" Single Wall minimum 24 ga. blued

or black pipe. (DO NOT USE GALVANIZED PIPE). Connect each section so the

crimped end faces downward and secure each section to each other using three (3)

sheet metal screws or rivets. Single wall pipe is to be connected with three (3) sheet

metal screws rivets to connector collar on heater.(See Page 9, Figure 5).

Page 8

Table of Contents