York Sun Select YV28 - Page 67

Figure 57: Low heat gas unit with bottom gas
connection arrangement
Item Description
A Extended pipe
B 90° elbow
C 13.5-in. pipe
D 90° elbow
E 5-in. long nipple
F Manual shut-off valve
G 4-in. long nipple
H Sediment trap
I 90° elbow
J Union
K 7-in. long nipple
L 28-in. pipe
M 3.7-in. long nipple
Figure 58: High heat gas unit with side gas
connection arrangement
Item Description
A Extended Pipe
B Manual shut-off valve
C Sediment trap
D 4-in. long nipple
E Reducer
F 7-in. long nipple
G 90° elbow
H
Caulk between pipe and base rail grommet to
provide watertight seal
Installation Manual: YORK
®
Sun
™
Select YV28 to YV50
67
Johnson Controls Ducted Systems