Existing Cutout
1. Determine your existing cut-out and choose the
appropriate door assembly. (Fig. 7)
Fig. 7
Door Assembly and Description
FWH09EA-PS
Door 161/8" x 161/8" (410x410mm)
FWH41EA-PS
Door 161/8" x 181/8" (410x460mm)
FWH46EA-PS
Door 181/8" x 181/8" (460x460mm)
2. The opening may need to be adjusted to accomodate
installation requirements of Fig 2. Refer to the door
assembly packaging for additional installation
instructions, requirements and options for resizing the
opening. (Fig. 8)
FWH09EA-PS
Fig. 8
Prepare Utilities
Refer to Fig 9, 10, 11 for a general connection diagram.
Gas Connection (Fig. 9)
Gas Supply
Fig. 9
Existing Cutout Dimension
A
B
125/8" ~ 15"
1211/16" ~ 15"
321 ~ 381mm
322 ~ 381mm
125/8" ~ 15"
1211/16" ~ 17"
321 ~ 381mm
322 ~ 432mm
125/8" ~ 17"
1211/16"~ 17"
321 ~ 432mm
322 ~ 432mm
FWH41EA-PS
FWH46EA-PS
Gas Inlet
Gas Inlet
Electrical wiring (Fig. 10)
Switch ON-OFF (Optional)
12V DC
15A
Power
Supply
White -
Blue
Wall
Controller
Blue
12V
Fig. 10
Water plumbing (Fig. 11)
Shower Tap 2 Tap 1
Fig. 11
NOTE:
● The drawings are not intended to describe a complete
system. It is the installers responsibility to determine the
necessary components for a working system.
● The drawings do not imply compliance with state or
local code requirements or regulations. It is the installers
responsibility to make sure that the installation is in full
compliance with all state or local code requirements or
regulations.
● Optional: The bypass valve can be installed (Fig 11) to
facilitate winterizing the coach. It is not required as anti-
freeze can be used in the appliance, however additional
anti-freeze (about 1L) is required to fill the volume. Refer
to the winterizing section of this manual for instruction
methods.
Gas Plumbing
DANGER
Fire or Explosion Hazard
● Follow all applicable codes, regulations and instruction
material when performing service work
Failure to follow instruction will result in product damage,
serious injury or death.
● Fuel entering the appliance must be in gas phase, liquid
phase must not be used and will result in damage to the
product.
● This appliance is rated for 60,000 BTU/HR, 11~14in-wc.
(27.4~34.9mbar). Follow NFPA1192 and Z240 RV series
for proper pipe sizing based on additional gas burning
appliance loads.
● Use with LP gas (propane) only. Butane or any mixtures
containing more than 10% butane must not be used.
● The gas line must terminate with a 3/8" flared female
compression fitting to connect with the rear gas
connector of the appliance.
12V DC
Ripple<1V
pp
Wiring
HOT Water Outlet
A
COLD Water Inlet
B
6