Instructions / Assembly

9
ROOF JACK — This water heater is certified for use with one of the following:
AP12119B, AP12118B, AP12118C, AP12118D.
Additional information on other Rheem approved and certified roof jacks may be found at www.rheem.com under Product Categories, select Water Heating, scroll
down left side of page and select Technical Bulletins, again on left side locate series #1500 Bulletins and select #1504.
NOTICE: Refer to Section 4, page 8 for additional requirements
Roof Jack Sizing Table
* Adjustable Length Roof Jacks
▲ Fixed Length Roof Jacks
Legend
•
6" Minimum distance between bottom edge
of the roof jack outer pipe and the top of the
water heater.
a
2” is minimum distance between ceiling and "Must
be installed below ceiling" line on Roof Jack.
Roof Jack
Part No.
"X" Dimension (See
Illustration)
Roof Jack Adjustment
Range (See
Illustration)
AP12118B* 98" Min./126" Max. 16" Min./ 32" Max.
AP12118C* 112" Min./154" Max. 30" Min./60" Max.
AP12118D* 130" Min./ 189" Max. 48" Min./95" Max.
AP12119B▲
94" Min./ 106" Max. 12"
Figure A - Top View of closet.
Water Heater
Water
Connections
Strap
Screws
Gas Control
(Thermostat)
Relief Valve
METHOD A
For Replacement Water
Heaters that draw air from
below the heater.
1/4" Wire Mesh (Min.)
Metal Protection Screen
Cut Hole thru Floor(s)
20 Sq. In. Minimum
Equivalent Free Air Opening
Use sheet metal
screws to secure
legs to floor.
(Need optional
leg kit SP20133)
Drain Pan with
opening in bottom.
"X" Dimension
(See Table Below)
Install with this line below ceiling.
Roof Jack
(Purchased Seperately)
Roof
Ceiling
Floor
Relief
Valve
Opening
"Cold"
Water
Inlet
"Hot"
Water Outlet
Secure Draft Hood
to Water Heater with
TWO Sheet Metal
Screws. Secure Roof
Jack to Draft Hood
with Sheet Metal
Screws
Secure Strapping
(AP11154) to
Water Heater Top
Pan and the wall
stud using the SM
screws.
Minimum Free Area
- 100 sq. in. Outside
Fresh Air Opening.
Cut Door Opening
Commencing within
12" of the floor.
Suggested Protection
Outside Air Opening
1
/ 4 " Mesh (min.)
Metal Screen
6'6" Min.
Ceiling
Height
Access Panel (Door)
Opening Required
1" Min. Clearance
(side)
3" Min. from Front
of Control
0" Min. Clearance
(rear)
Secure Strapping
provided with
the Water Heater
around the edge of
the bottom pan by
using SM screws
provided.
Drain Pan
2" ª
6" •
Roof Jack
Adjustment Range
NOTICE: Make certain the
draft hood is fastened to the
water heater top pan and
Roof Jack Vent is properly
positioned and securely
attached with sheet metal
screws.