PSG -3000 Installation And Operating Instructions Manual page 27

N.B. These appliances must be installed in conformity with the instructions on the
name plate.
N.B. FOR AIR RETURN, RESPECT THE OPENING SURFACE OF THE RETURN AIR PLENUM OF THE FURNACE.
CEILING
18''
WALL
18''
29"
6''
HOT AIR PLENUM
8'' MIN.
SEE
FIGURE
PAGE 7
72"
OIL UNIT
SMOKE
PIPE
2"
STATIC PRESSURE CHECK
POINT MIN. 0.20 " W.C.
WALL
27
CEILING
9''
24''
WALL
24''