Section B; Unpacking; Section B: Unpacking; Standard Installation Parts - Toyotomi OM-128HH Installation Manual

SECTION B:

UNPACKING

1. Unpack the unit carefully.
2. Check to see if there are any loose screws that may have occurred in transit.
3. Take accessories and the instruction manual out of the carton.
Coupler for circulation pump
(2pcs.)
(Red)
The following standard installation kits are available:
• Direct or Force Flue venting
Use Flue Pipe Installation Kit (Part# 20476440)
• Chimney Venting;
Use Chimney Installation Adapter Kit (Part# 20476430-Dia.5" / #20476415-Dia.4")
For alternate installation methods, you may need to purchase additional accessories.
FLUE PIPE INSTALLATION KIT
(Part#20476440)
Flange gasket
Inner flange
(t:5mm)(2pcs.)
(Part#20476468)
(Part#20476471) EA.
33-1/2"(850mm)
Aluminum tape
Insulating
(w:30mm×500mm)
cloth cover
(1pc.)
(Part#20476455)
Self tapping screw Self tapping screw
(8pcs.) for concrete
(8pcs.)
EXTENSION PIPE KIT
(Part#20476496)
CAUTION: Total length of the
extension
between the water
heater and the flue
pipe must be no
greater than 10ft.
with a total of three
bends.
NOTE: When using exhaust
pipes always cover
the exhaust pipe with
the insulating cloth
cover.
UNPACKING
Lead wire for Coupler for timer
circulation pump
(1pc.) (4.9ft)
(Black)
included with the unit

STANDARD INSTALLATION PARTS

Outer flange
(Part#20476469)
ø3-15/16"
(ø100mm)
ø2-13/16" ø2-3/4"
(ø71mm) (ø70mm)
Outer flue pipe (1pc.)
Inner flue pipe (1pc.)
(Part#20476401)
39-3/8"(1000mm)
Inlet hose
ø3"(ø75mm)
(Part#20476451)
Screw Nut
(2pcs.) (2pcs.)

ACCESSORY PARTS (OPTION)

31-3/4"~57" (805~1450mm)
ø2-13/16"
(ø71mm)
Extension pipe "B" (2pcs.)
(Part#20476491) EA.
pipe
5-7/8"
(150mm)
5-7/8"
(150mm)
ø2-3/4"
Bent joint (2pcs.)
(ø70mm)
(Part#20476461) EA.
Aluminum tape
(2pcs.)
Lead wire for
(2pcs.) timer
(1pc.) (4.9ft)
(White) (Yellow)
13-3/4"(350mm)
10-1/2"
(266mm)
9-7/8"
(250mm)
Flexible bent joint (1pc.)
(Part#20476492)
Rubber joint Hose band
(2pcs.)
(Part#20476475 EA.) (Part#20476477) EA.
Extension pipe "A" (2pcs.)
ø2-13/16"
Pipe fixing bracket (4pcs.)
(ø71mm)
33-1/2"(850mm)
Insulating cloth cover
(2pcs.)
(Part#20476455) EA.
Self tapping Screw Nut
screw(5pcs.) (4pcs.) (4pcs.)
CHIMNEY INSTALLATION
ADAPTER KIT
Flexible
exhaust
(Part#20476430 - Dia. 5")
pipe (1pc.)
(Part#20476415 - Dia. 4")
EXHAUST PIPE
ADAPTER
or
INTAKE PIPE TOP
(2pcs.)
EXTENSION FLUE PIPE
(Part#20476486)
ø2-3/4"
(ø70mm)
9-1/2"(240mm)
NOTE:
This extension flue
pipe is for wall thick-
ness from 10-5/8 in.
(270mm) to 18-1/8
in. (460mm).
2