Page 15
TYPICAL AIR INTAKE PIPE CONNECTIONS
UPFLOW OR DOWNFLOW DIRECT VENT APPLICATIONS
(Right
−
Hand Exit in Upflow Application Shown)
FIGURE 17
PLUG
(Must be
glued in
place)
*Limit pipe length to
50mm in G61MPVT−110
and −135 applications.
G61MPVT−36B−070
G61MPVT−60C−090
G61MPVT−36B−070
G61MPVT−60C−090
G61MPVT−60C−110*
G61MPVT−36B−070
G61MPVT−60C−090
G61MPVT−60C−110*
G61MPVT−60D−135*
50mm
50mm
50mm*
50mm
80mm
TRANSITION
50mm*
TRANSITION
80mm
50mm*
50mm
FIGURE 18
TYPICAL AIR INTAKE PIPE CONNECTIONS
HORIZONTAL DIRECT VENT APPLICATIONS
(Horizontal Right
−
Hand Air Discharge Application Shown)
50mm*
50mm*
50mm
TRANSITION
TRANSITION
50mm*
80mm
*Limit pipe
length to 50mm in
G61MPVT−110
and −135
applications.
G61MPVT−36B−070
G61MPVT−60C−090
G61MPVT−60C−110*
G61MPVT−60D−135*
G61MPVT−36B−070
G61MPVT−60C−090
G61MPVT−60C−110*
G61MPVT−36B−070
G61MPVT−60C−090
50mm
50mm
50mm
80mm
Follow the next three steps when installing the unit in
Non-
Direct Vent applications
where combustion air is taken
from indoors and flue gases are discharged outdoors
.
FIGURE 19
PLUG
(Must be
glued in
place)
TYPICAL AIR INTAKE PIPE CONNECTIONS
UPFLOW OR HORIZONTAL NON
−
DIRECT
VENT APPLICATIONS
(Right
−
Hand Exit in Upflow Application Shown)
156mm Max.
INTAKE
DEBRIS
SCREEN
(Provided)
NOTE − Debris screen and elbow may be rotated, so that
screen may be positioned to face forward, backward or
downward.