Converting The Pressure Sensing Tube; Typical Framing; Framing For Top Vent Installations; Framing For Rear Vent Installations - Montigo RP620 Series Installation & Maintenance Manual

Converting the Pressure Sensing Tube
The Top Vent pressure sensing tube must be removed and replaced
with supplied Rear Vent pressure sensing tube.
1. Remove six screws from the firebox ceiling baffle to access
pressure sensing tube from the inside of the firebox, as shown
in figure 6b.
2. Remove Top Vent pressure sensing tube by loosening the
compression nut with a ½" wrench.
3. Position the supplied Rear Vent pressure sensing tube as shown
in Figure 6c, position the tube in the center of the 5 inch pipe.
Hand tighten the compression nut and tighten half a turn with
a wrench. DO NOT OVERTIGHTEN.
4. Re-install the firebox ceiling baffle.
10
Top of Firebox
Top of firebox
Pressure Tube
Pressure tube
Firebox ceiling
Firebox ceiling with
with baffle
baffle removed
removed
Chase Constuction TV

Typical Framing

Framing for Top Vent installations

26"
26" Chase Constuction RV
Chase
660
Min
Chase
Min ceiling
Ceiling
66"
66"
1676
Min
Min
Platform
Platform

Framing for Rear Vent installations

Chase Constuction
26"
26"
Chase Chase
660
Rear Vent with Vertical Vent Ceiling
Min
ceiling
Min
1
55 "
55½"
2
1410 Min
Min
Platform
Platform

Framing for Rear Vent w/Vertical Run

96"
96"
2438
Min
Min
Installation
96"
96"
2438
Min
Min
54"
1372
Max
96"
96"
2438
Min
Min
Firestop Require
when penitrating
ceilings
54"
54"
1372
Max
Max
1
36 "
36½"
2
Chase
927
Chase Min
Ceiling ceiling
Min
1
52 "
52½"
2
Max 1334
Max
Platform Platform
XG0777 - 180525
54"
Max