Tube Installation; Coupling And Tube Assembly - Roberts Gorden CoRayVac CRV-B-2 Installation, Operation & Service Manual

CRV-S I , O
ERIES NSTALLATION PERATION AND
Step 7.1 Tube Installation
Combustion
Chamber
Description
Tube
Turnbuckle
Tube/Reflector Hanger
Step 7.2 Coupling and Tube Assembly
A
Close coupling with tab.
Open
Closed
C
Insert tubes into coupling.
Tube
20 of 83
S M
ERVICE ANUAL
7' 6"
(229 cm)
maximum
Part Number
91409XXX
91903201
03090100
Tab
Orient coupling so that
the impact block is in the
2:00 or 10:00 o’clock
positions.
Tube
NOTE: Tubing requires a downward slope of
1/2" (13 mm) per 20' (6 m) away from
burner. Tailpipe tubing requires a
downward slope of 1" (26 mm) per
20' (6 m) away from burner.
Tube
Hanger
Turnbuckles
10'
(3 m)
Combustion
Chamber
B
Start slide bar/coupling lock
onto coupling.
3" (8 cm) to
4" (10 cm)
D
Tighten coupling to join tubes.
Description
Coupling
Slide Bar/Coupling Lock
Tube
End View
Weld
Bottom
Seam of Tube
Slide Bar/Coupling Lock
Wide End
Coupling
Slide Bar/Coupling Lock
Coupling
Tube
Part Number
01329600
01329700
91409XXX